Chemicals for Water Treatment in Malaysia
ChemTrade supplies chemicals for water treatment in Malaysia. Each listing carries typical specifications, packing and availability.

| Product | Used for |
|---|---|
| 2-Hydroxyethyl Acrylate | Building block in water-soluble copolymers, dispersants and superabsorbent chemistry where hydroxyl functionality is copolymerised alongside the acid monomer. |
| Acrolein | Active chemistry for microbial and biofilm control in specified industrial process-water systems. Suitability, dosing basis and handling controls must be established for the intended system. Supply is subject to applicable requirements. |
| Acrylamide | Monomer feedstock for producing polyacrylamide and copolymer flocculants used in municipal and industrial water and wastewater treatment. |
| Acrylic Acid | Feedstock for acrylic polymers and copolymers used in water-treatment dispersants, scale-control polymers and related process chemicals. |
| Acrylic Acid Maleic Acid Copolymer | Polycarboxylate scale inhibitor and dispersant component for cooling-water, boiler-water and reverse-osmosis formulations. |
| Activated Carbon | Removes dissolved organics, colour, chlorine residual and odour in municipal and industrial water purification, including polishing after clarification and filtration. |
| Aluminium Nitrate | Selected specialty water and wastewater chemistry duties. Bulk coagulation is served by the aluminium sulphate and poly aluminium chloride products on their own pages, not by this nitrate salt. |
| Aluminium Oxide | Activated grades adsorb fluoride and arsenic from drinking water, and dry compressed air and process gas as a regenerable desiccant. |
| Aluminium Sulphate | Primary coagulant for drinking-water and industrial effluent clarification. In water it hydrolyses to aluminium hydroxide floc that helps remove turbidity, colour and suspended solids ahead of settling and filtration. |
| Aluminum Chlorohydrate | High-basicity inorganic coagulant for water and wastewater treatment where the required form, concentration and dosing specification are defined. |
| Ammonium Hydroxide | pH adjustment and alkaline dosing in process water, effluent neutralisation and wastewater treatment where aqueous ammonia is the preferred alkali. |
| Ammonium Thiocyanate | Corrosion-inhibition packages for cooling water and closed circuits, where it is dosed as part of a formulated blend. |
| Antifoam | Foam control in aeration tanks, biological treatment, digesters, sludge handling and effluent transfer. |
| ATMP | Phosphonate scale-inhibitor and chelating component for cooling-water, boiler-water and reverse-osmosis formulations. |
| Attapulgite | Adsorbent and clarification media for removing colour, turbidity and selected dissolved contaminants when the grade suits the process. |
| Bentonite | Landfill and pond lining, and effluent work where its low permeability forms a barrier against contamination. |
| Benzalkonium Chloride | Biocide and algaecide component in selected industrial water, cooling and process-water programmes where a quaternary ammonium active is specified. |
| Benzotriazole | Copper and copper-alloy corrosion inhibitor in open recirculating and closed-loop cooling-water programmes, protecting condenser tubing and heat exchangers carrying yellow metals. |
| Bronopol | Non-oxidising microbial-control programmes for selected industrial process and wastewater systems where bronopol is named by the treatment specification. Dose and operating conditions remain part of the buyer's programme. |
| Calcium Acetate | Wastewater treatment and phosphate control, where calcium acetate is dosed as a soluble calcium source in the treatment train. |
| Calcium Chloride | Calcium hardness adjustment and other treatment duties where dissolved calcium chloride is named in the process specification. |
| Calcium Hypochlorite | Dry chlorination for drinking water, process water and wastewater disinfection, residual chlorine control and swimming-pool treatment where calcium hypochlorite granules, powder or tablets are preferred to liquid bleach. |
| Calcium Nitrate | Nitrate source for selected wastewater odour-control and process-dosing duties, subject to the plant design and quoted grade. |
| Calcium Peroxide | Controlled oxygen release in water, sludge and groundwater remediation, including projects that combine chemical oxidation with biological treatment. |
| Carbohydrazide | Used in oxygen-scavenging and corrosion-control programmes for boiler and closed-water systems. |
| Carbon Dioxide | Used for controlled pH reduction and remineralisation in water-treatment processes designed for Carbon dioxide dosing. |
| Catalase | Enzymatic removal of residual hydrogen peroxide from suitable process-water and wastewater streams, with activity and operating conditions matched to the treatment design. |
| Chitosan | Bio-based flocculation and adsorption input for selected clarification, solids-separation and metal-binding processes, subject to process trials and the required water-treatment grade. |
| Chlorine | Disinfection and oxidation in municipal, industrial and wastewater treatment systems designed for controlled chlorine dosing. Supply is subject to applicable requirements. |
| Chlorine Dioxide | Oxidation and disinfection in potable, process and wastewater systems, including biofilm, odour and selected dissolved-contaminant control under a defined dosing programme. |
| Citric Acid | pH correction and chelation aid in process water and cleaning circuits where an organic acid is preferred over mineral acids for selected duties. |
| Clinoptilolite | Granular filtration and contact media selected for adsorption and ion exchange duties, including processes where ammonium control is required. Bed design and performance depend on the media grade and water conditions. |
| Copper Chloride | Copper reagent in analytical and process water chemistry, including laboratory titrimetry and copper dosing trials where a soluble copper(II) salt is specified. |
| Copper EDTA | Stable soluble copper source for specialised industrial process-water formulations that specify Cu-EDTA. |
| Copper Sulphate | Algae-control treatment in ponds, reservoirs and industrial water systems where the treatment programme specifies copper sulphate. |
| Corrosion Inhibitor | Corrosion-control component in selected cooling-water, closed-loop and process-water treatment programmes. The formulation must be matched to the metals, water analysis, operating temperature and other treatment chemicals. |
| Cyclohexylamine | Volatile neutralising amine for boiler water and steam condensate programmes, raising condensate pH to control carbonic acid attack on return lines and feedwater equipment. |
| DBNPA | Non-oxidising microbiocide for cooling water, reverse-osmosis, membrane and industrial process-water programmes that specify DBNPA. |
| DDAC | Biocide component for industrial water treatment, cooling-water programmes and related algaecide or microbial-control formulations where a DDAC solution grade is requested. |
| Diatomaceous Earth | Filter medium in swimming pool and process water pressure filters, and in effluent polishing where fine suspended solids have to be removed mechanically. |
| Diethylethanolamine | Neutralising amine in qualified boiler-water and condensate treatment programmes where volatility and system chemistry are considered. |
| Diethylhydroxylamine | Volatile oxygen-scavenger component in boiler feedwater, steam-condensate and closed-loop heating or cooling treatment programmes that specify DEHA. |
| Dimethylamine | Raw material for selected cationic polymers and treatment-chemical intermediates, ordered against the reaction concentration and impurity specification rather than as a finished water-treatment chemical. |
| Dimethylethanolamine | Neutralising amine dosed into boiler feedwater and steam condensate systems to raise pH and limit carbonic acid attack on return lines. |
| Disodium Phosphate | Boiler and process-water conditioning, where dibasic phosphate dosing supports pH control, scale control and phosphate residual programmes. |
| DTPA | Used in compatible water-treatment and scale-control formulations where iron, manganese, copper or calcium sequestration is required. |
| DTPMPA | Phosphonate component for cooling-water, boiler-water and membrane formulations where scale inhibition and metal-ion control are both required. |
| EDTA | Sequesters calcium, magnesium, iron and manganese so they stay dissolved instead of scaling a boiler, a membrane or a cooling circuit. |
| Epichlorohydrin | Reactive intermediate for selected cationic polymers and ion-exchange materials used in industrial water and process-treatment applications. |
| Ethyl Acrylate | Comonomer in flocculant, dispersant and thickener copolymers, contributing ester functionality alongside the acid or amide monomers in the chain. |
| Ethylenediamine | Component in corrosion inhibitors and neutralising amine blends for boiler and closed-circuit water, where an alkaline amine controls pH and protects steel surfaces. |
| Ferric Chloride | Primary iron coagulant for turbidity, colour, suspended solids, phosphate and sulphide control in drinking water, sewage and industrial effluent. Hydrolyses to ferric hydroxide floc that settles ahead of filtration or sludge dewatering. |
| Ferric Sulfate | Primary iron coagulant for turbidity, colour, suspended solids and phosphate removal in drinking water, sewage and industrial effluent. In water it hydrolyses to ferric hydroxide floc that settles ahead of filtration or sludge dewatering. |
| Ferrous Ammonium Sulphate | Reagent for COD determination and related water and wastewater analytical work that uses ferrous ammonium sulphate in the titration or standard preparation step. |
| Ferrous Sulphate | Coagulant or reducing agent in selected water and wastewater treatment steps, including chromate reduction and related iron(II) dosing duties where ferrous sulphate is named. |
| GLDA | Scale and metal-ion control in water and wastewater treatment formulations. |
| Gluconic Acid | Sequestration and mild organic-acid support in process-water and cleaning circuits where free gluconic acid is preferred for metal-ion control. |
| Glutaraldehyde | Biocide component in industrial water, cooling-water and process-water programmes where glutaraldehyde is specified for microbial control. |
| HEDP | Organophosphonate scale inhibitor and chelant in open and closed cooling systems, boiler water and process-water programmes, controlling calcium carbonate, calcium sulphate and other hardness-related deposits while sequestering iron and other metal ions. |
| Hydrated Lime | Raising pH and alkalinity in potable water, softening hard water by lime precipitation, and dropping dissolved metals out of effluent. |
| Hydrazine | Oxygen scavenger in selected boiler-water and steam-cycle treatment programmes. The hydrazine concentration, dosing basis and operating control remain part of the user's water-treatment programme. |
| Hydrazine Hydrate | Oxygen scavenger for boiler-water and process-water deoxygenation where hydrazine hydrate is specified to control dissolved oxygen in steam and closed systems. |
| Hydrochloric Acid | Lowering pH in process and effluent streams, and regenerating the cation resin in demineralisation plants. |
| Hydrofluorosilicic Acid | Used in municipal and industrial water-treatment processes where a specified fluorosilicic acid solution is required. |
| Hydrogen Peroxide | Oxidising treatment for process water, odour control and selected disinfection or advanced oxidation steps where hydrogen peroxide is specified as the active oxidant. |
| Hydrolysed Polymaleic Anhydride | Threshold scale inhibitor and dispersant in cooling-water, boiler-water and process-water formulations targeting mineral deposition and suspended solids. |
| Hypochlorous Acid | Controlled disinfectant dosing in process-water and recirculating-water systems designed around HOCl chemistry. |
| Ion Exchange Resin | Softening, dealkalisation, demineralisation and condensate polishing beds, with resin type and ionic form matched to the water analysis and the vessel volume. |
| Iron EDTA | Chelated iron component for compatible treatment and industrial process formulations. |
| Isothiazolinone | Used in selected water-treatment biocide applications, with the precise member, blend and actives content stated in the purchasing requirement. |
| Itaconic Acid | Intermediate for scale-inhibitor and dispersant polymers used in industrial water-treatment formulations. |
| Laccase | Effluent-treatment and colour-reduction applications that use laccase as part of a defined biological treatment programme. |
| Magnesium Hydroxide | Alkali for neutralising acidic effluent, correcting alkalinity and precipitating dissolved metals, dosed as slurry or as powder made up on site, with less risk of overshooting pH than a strong alkali. |
| Magnesium Nitrate | Nitrate source used in selected denitrification and process-dosing duties at wastewater treatment plants, subject to the plant design and grade. |
| Magnesium Oxide | Neutralising acidic effluent to a stable pH without overshoot, and precipitating dissolved heavy metals out of process water. |
| Manganese Dioxide | Oxidising filter media for iron and manganese removal from borehole and process water, sized for the bed depth and backwash rate of the vessel. |
| Methacrylic Acid | Feedstock for dispersant, antiscalant and sludge-conditioning copolymers where carboxyl functionality carries the performance. |
| Methoxypropylamine | Used as a volatile neutralising amine in boiler-water and steam-condensate treatment programmes. |
| MGDA | Sequestration and scale-control component in compatible water and process-treatment formulations. |
| Monosodium Phosphate | Phosphate dosing in boiler and cooling programmes, and pH correction of process water where the acid side of the phosphate pair is required. |
| Morpholine | Volatile neutralising amine for boiler feedwater and steam-condensate treatment. Morpholine distributes with the steam and raises condensate pH to limit carbonic acid corrosion in return lines. |
| Nitrilotriacetic Acid | Chelation of polyvalent metal ions in industrial water-treatment and scale-control formulations. |
| Oxygen | Oxygenation and oxidation processes in selected industrial-water and effluent systems where the process designer states gas quality and transfer requirements. |
| Oxygen Scavenger | Dissolved-oxygen control in boiler feedwater and steam-generation systems, with the scavenger chemistry selected for the water conditions and operating programme. |
| Ozone | Ozone is used in water and wastewater treatment for oxidation, colour and odour control, and process disinfection. System selection depends on water quality, flow, ozone demand, contact time and the required treatment outcome. |
| PBTC | Used as a PBTC scale inhibitor in cooling-water, boiler-water and membrane-treatment formulations targeting calcium carbonate and calcium sulphate deposits. |
| Peat | Selected peat media may be evaluated in filtration and adsorption systems where source material, particle distribution, organic release and performance are tested for the complete treatment process. |
| Peracetic Acid | Disinfection and oxidation duty on cooling water, process water and wastewater, for plants that want an oxidiser breaking down to acetic acid, water and oxygen. |
| Perlite | Filter aid and filter media in water clarification and swimming pool circuits, as an alternative to sand or diatomite in pressure filters. |
| Phenolphthalein | Endpoint indicator in alkalinity and related acid-base titrations used in water and wastewater laboratory testing programmes. |
| Phosphinocarboxylic Acid | Used as a scale inhibitor and particulate dispersant in boiler-water and cooling-water treatment formulations. |
| Phosphoric Acid | pH correction, and scale and corrosion control in potable water distribution. |
| Phosphorous Acid | Intermediate for scale-control and water-treatment chemistries, selected by assay or solution concentration and limits on related acids and metals. |
| Poly Aluminium Chloride | Primary coagulant for drinking water and industrial effluent. Poly aluminium chloride works across a wider pH range than aluminium sulphate at a lower typical dose and consumes less alkalinity. |
| Poly Ferric Sulphate | Coagulation in municipal water, wastewater and industrial effluent treatment, subject to plant trials and the required water-quality targets. |
| Polyacrylamide Flocculant | Sludge dewatering on belt presses, centrifuges and screw presses, and clarification of suspended solids in effluent and drinking water. |
| Polyacrylic Acid | Scale control and particle dispersion in cooling towers, boiler feed lines and process water, where the carboxyl groups keep hardness salts, iron and silt from settling out on heat transfer surfaces. |
| Polyaspartic Acid | Scale and deposit control in cooling water, boiler water and membrane systems where the treatment programme specifies PASP by polymer form, concentration and performance requirements. |
| PolyDADMAC | Used as a cationic coagulant or coagulant aid for charge neutralisation, clarification and solid-liquid separation in water and wastewater treatment programmes. |
| Polyethylene Oxide | Polyethylene oxide can serve in flocculation, thickening and process-water applications where polymer hydration, molecular weight, solution viscosity and compatibility with the treated stream are specified. |
| Polyethyleneimine | Coagulant or flocculation aid in selected industrial-water and wastewater processes where a cationic polymer is required to neutralise anionic contaminants or support solid-liquid separation. |
| Polymer | Process polymers used as coagulant and flocculant aids in industrial effluent and process-water treatment. State charge type and duty when a dedicated flocculant grade is required. |
| Polyvinylidene Fluoride | Polymer feedstock for porous membrane manufacture where resin purity, molecular profile, particle size and solvent system are controlled by the membrane producer. |
| Potash Alum | Coagulant and clarifying aid for turbidity and suspended solids reduction in process water and selected industrial effluent systems where potash alum or potassium alum is specified. |
| Potassium Metabisulfite | Dechlorination and reducing duties in water and process systems where the potassium salt is selected and the dosing specification sets the required sulphite basis. |
| Potassium Monopersulfate | Oxidising component for industrial and recirculating-water treatment programmes that need to address organic load or residual contaminants with a non-chlorine potassium peroxymonosulfate chemistry. |
| Potassium Permanganate | Pre-oxidation of dissolved iron and manganese so they can be filtered out, control of taste and odour, and oxidative dosing in drinking-water, groundwater and industrial process-water plants. |
| Quicklime | On-site slaking for pH correction, softening and heavy-metal precipitation, usually converted to milk of lime before dosing. |
| Silica Sand | Graded filter sand for rapid gravity and pressure filters, multi-media beds and swimming-pool sand filters. Effective size, uniformity coefficient and wash condition are matched to the filter design. |
| Soda Ash | pH correction and carbonate alkalinity adjustment in drinking water and process water treatment. |
| Sodium Aluminate | Coagulant and coagulant aid in municipal and industrial water and wastewater treatment, and for phosphate removal. Unlike alum, which consumes alkalinity, sodium aluminate adds alkalinity while it coagulates, so it is often chosen for soft or low-alkalinity water. |
| Sodium Bicarbonate | Alkalinity addition, acid neutralisation and controlled pH adjustment in water and wastewater treatment processes. |
| Sodium Bisulfite | Liquid dosing for dechlorination, dissolved-oxygen control and reducing duties in water and wastewater processes. |
| Sodium Bisulphate | pH reduction and total alkalinity control in pool, spa and process water, where sodium bisulphate is dosed as a dry acid instead of liquid mineral acid. |
| Sodium Bromide | Bromide precursor in selected biocide and disinfection programmes where sodium bromide is activated or formulated under process control. |
| Sodium Chlorate | Source material for chlorine dioxide generation in industrial water and process-water oxidation systems where chlorate-based ClO2 chemistry is specified. |
| Sodium Chloride | Salt for softener regeneration brine and other treatment duties that specify industrial or refined sodium chloride rather than consumer table salt. |
| Sodium Chlorite | Precursor for on-site chlorine dioxide generation in municipal and industrial water and wastewater plants, used where ClO2 is chosen for oxidation, taste and odour work, iron and manganese removal or biofilm control in distribution and process systems. |
| Sodium Dibutyldithiocarbamate | Heavy-metal precipitation agent for industrial wastewater treatment where a dithiocarbamate is specified. |
| Sodium Dichloroisocyanurate | Drinking-water, process-water and wastewater disinfection, plus cooling tower and swimming-pool chlorination, where a stable solid chlorine donor is preferred to liquid bleach for storage and dosing reasons. |
| Sodium Dimethyldithiocarbamate | Used as a dithiocarbamate heavy-metal precipitant in industrial wastewater treatment and polishing programmes for metal-bearing effluent. |
| Sodium Ethyl Xanthate | Selected metal-precipitation or metal-treatment systems where sodium ethyl xanthate is specified by the process designer. |
| Sodium Fluoride | Dry fluoride dosing in water-treatment systems designed for sodium fluoride and operated to the applicable plant specification. |
| Sodium Glucoheptonate | Metal-ion control and sequestration component in selected process-water and treatment formulations where sodium glucoheptonate is specified. |
| Sodium Gluconate | Sequestering aid for hardness control, scale moderation and stabilisation of process water where a mild organic chelant is preferred. |
| Sodium Hexametaphosphate | Threshold sequestering agent for hardness control, scale inhibition and management of iron- and manganese-related red or black water in process and distribution systems. |
| Sodium Hydrosulfite | Reduction of hexavalent chromium and other oxidised species in plating effluent and process water before precipitation or discharge treatment. |
| Sodium Hydroxide | Raising pH in drinking water and effluent, and precipitating dissolved heavy metals out of process streams. |
| Sodium Hypochlorite | Disinfection of drinking water, process water and swimming pools, and residual chlorine control where an aqueous hypochlorite solution is the preferred oxidising biocide. |
| Sodium Hypophosphite | Corrosion-inhibition component in selected water-treatment formulations where a hypophosphite chemistry is required. |
| Sodium Isobutyl Xanthate | Used in selected metal-precipitation duties where sodium isobutyl xanthate is specified for the treatment system. |
| Sodium Metabisulfite | Dechlorination, oxygen scavenging and reducing duties in buyer-controlled water and wastewater processes. |
| Sodium Molybdate | Non-chromate molybdate corrosion inhibitor for mild steel in closed-loop cooling water, chilled-water circuits and other treated water systems where the programme specifies sodium molybdate. |
| Sodium Nitrate | Nitrate dosing in effluent systems, and controlling odour and sulphide formation in sewers and wastewater lines. |
| Sodium Percarbonate | A solid source of hydrogen peroxide for oxidising organic load in effluent, for plants that would rather not store liquid peroxide. |
| Sodium Persulfate | Oxidant for in-situ chemical oxidation of soil and groundwater contamination, and for oxidative treatment steps on difficult process streams. |
| Sodium Polyacrylate | Threshold deposit and scale-control polymer in cooling circuits and boiler water, dosed alongside the rest of the treatment programme to keep hardness and iron dispersed. |
| Sodium Sesquicarbonate | Carbonate alkalinity and pH buffering in process water, cooling circuits and pool water, where the level has to be lifted in controlled steps rather than overshot. |
| Sodium Silicate | Coagulant aid used with alum or ferric to build heavier floc, and as a corrosion and scale inhibitor in distribution mains. |
| Sodium Silicofluoride | Fluoride source dosed through dry feeders at water treatment plants, chosen as a solid alternative to the liquid acid where dry handling suits the plant. Supply is subject to applicable requirements. |
| Sodium Sulphide | Industrial effluent treatment for metal precipitation and related reducing steps where a sodium sulphide grade is specified by the process design. |
| Sodium Sulphite | Boiler-water oxygen scavenging and residual dissolved-oxygen control, and dechlorination of process or treated water where a sulphite salt is specified as the reducing agent. |
| Sodium Thiosulphate | Dechlorination and chlorine residual control in process water, treated water and rinse streams where residual free chlorine must be reduced before discharge, reuse or downstream processing. |
| Sodium Tripolyphosphate | Sequestering and water-conditioning phosphate for selected process-water and industrial systems where hardness-ion control and dispersion are specified. |
| Sulfamic Acid | Descaling agent for cooling systems, boilers, heat exchangers and related plant where calcium carbonate and similar mineral scale must be removed with a solid acid that can be shipped and dosed dry. |
| Sulfonated Melamine-Formaldehyde Condensate | Speciality dispersant option in suitable industrial water or slurry systems where the polymer specification is defined. |
| Sulphur Dioxide | Dechlorination of treated water and wastewater, and selected pH-control duties where gaseous SO2 is the designed reagent. |
| Sulphuric Acid | pH adjustment and neutralisation in process water and industrial effluent treatment systems. |
| Tetrapotassium Pyrophosphate | Softening and sequestration of calcium, magnesium and other hardness ions in process water and selected conditioning programmes. |
| Tetrasodium HEDP | Used in cooling-water, boiler-water and reverse-osmosis treatment formulations as a chelant and scale-control component. |
| Tetrasodium Pyrophosphate | Softening and iron-sequestration aid in process and industrial water systems that use pyrophosphate for metal-ion control. |
| THPS | Used as a phosphonium biocide in cooling-tower and industrial-water treatment programmes for microbiological control. |
| Tolyltriazole | Copper and copper-alloy corrosion inhibitor in open and closed industrial cooling-water programmes, forming a thin protective film on yellow-metal surfaces in the circuit. |
| Trichloroisocyanuric Acid | Chlorination of swimming pool, spa, cooling tower and industrial water circuits, chosen where a high available-chlorine solid that releases slowly is easier to store and feed than bulk liquid bleach. |
| Triethylamine | Intermediate in corrosion inhibitor and specialty additive manufacture for industrial water and process systems. |
| Trimethylamine | pH-adjustment and chemical-intermediate use in specified utility and process treatment formulations, with concentration and dosing basis set by the plant. |
| Tripotassium Phosphate | Used in water-treatment and boiler-water conditioning formulations where a soluble, strongly alkaline phosphate source is specified. |
| Trisodium Phosphate | Water softening and process-water conditioning where phosphate treatment supports hardness control and related alkaline treatment duties. |
| Vinyl Ester Resin | Tanks, launders, pipe and lining work for water and effluent treatment plant handling chlorinated, acidic or oxidising streams. |
| Xylenol Orange | Used in laboratory testing of water and wastewater samples where the selected analytical method calls for a xylenol orange indicator. |
| Zeolite | Ammonia and heavy metal removal by ion exchange, and as a granular filter media alongside or in place of sand. |
| Zinc Anode | Corrosion-protection requirements for water-contact tanks and related equipment where the engineering specification identifies a zinc sacrificial anode and defines the mounting arrangement. |
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