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     GK Finechem Co., Ltd. imports and sourcing well-known chemical products and specific needs. We offer an extensive portfolio including PAC, Specialty chemicals, Reagents, Industrial Chemicals, wellness and equipment, Water Treatment chemicals, filters and so on.

     We are experienced professional quality management and trading company to supply finest chemical products and complete services for industrial customers in various applications.


Reagents and Specialty Chemicals

Reagents: We represent famous reagents company of Japan. We can also supply other reagents from USA and Europe.​​

  • General reagents/Reagents for specific applications For analysis / Synthesis / Biochemical / Test Kit

  • Reagents for Electronic Industry

       High purity chemicals for electronic fields

Specialty Chemicals : We support and provide the best chemicals for industrial customers in various applications.

  • Hydrocarbon Cleaner “AQUA SOLVENT”

  • Water Soluble Cleaner

  • Fluorocarbon substitutes

  • Corrosion Inhibitor for Acid Picking in Steel Industry

  • Press Oil

  • Polymerization Initiator, Inhibitor


Industrial Chemicals

We supply raw materials, various solvents, acids and alkaline for different purposes. We have the expertise and chemicals available in a large variety of concentrations. We can provide the other chemicals according to customers requests.

Industrial Chemicals

Industrial Chemicals

Poly Aluminium Chloride (PAC)

GK Finechem Co., Ltd. is the distributor of Poly Aluminum Chloride (PAC) which was the first to be introduced by Goshu Kohsan Co., Ltd. and manufactured in Thailand by Goshu Kasei Co., Ltd. We fully understand the expectation of the customer and we strive to maintain our top quality in the country for the best result of its performance.


PAC has high coagulation ability, stable physical properties and durability, so that it can be used for purification of water, such as City Water, Industrial Water, Industrial Waste Water and Civil Waste Water and intermediate for pharmaceuticals. The manufacturer had received the certification of ISO 9001:2015 certified by TUV NORD. PAC had received the certification of TIS 2150-2021 certified by Thai Industrial Standards Institute (TISI), Made in Thailand (MiT) certified by The Federation of Thai Industries (FTI), and Halal certified by The Central Islamic Council of Thailand (CICOT).


( Coagulation and Flocculation Chemical )

In addition to PAC which is the chemicals for coagulation and flocculation process, we proudly present the chemical in the coagulants and flocculants chemical classification which is arisen from the process of our continual development that is “Pasai”. Pasai is one of the brand


chemicals that can assist the process of coagulation and flocculation for many kind of water characteristics and satisfy different customers’ requirements. The selection of Pasai Model are Pasai Plus-105, Pasai-EX, and Pasai-MAX

Chemicals for Water & Wastewater Treatment

Our products are so selected as to deliver dewatering of solids and reduce sludge volume most efficiently. Our extensive selection of specialty coagulants and flocculants was developed to satisfy a wide range of treatment applications.

Water treatment chemicals

Chemicals for Water

Hyper clean

GK Finechem Co., Ltd. is a distributor of HYPER CLEAN (EE-3310EE-3320, and EE-6310) made by OLYMPUS in Thailand. The HYPER CLEAN products which is safe for people is effective for wiping / cleaning lenses, optical components, and other materials.


To solve problems regarding filtration, separation, solution and so on, GKF supplies best suited filters to customers.

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