Nutrition & Agriculture Pet & Animal NutritionFeed fortification for poultry, swine, aquaculture & pets Agriculture & AgrochemicalsFertilizer formulation & micronutrient enrichment F&B Ingredients & AdditivesPreservation, texture & fortification additives
Health, Beauty & Pharma Beauty, Personal Care & WellnessActives, humectants & functional additives for personal care Laboratory Chemicals & ReagentsHigh-purity reagents, standards & lab-grade solvents Pharmaceuticals, API & Medical SuppliesActives, excipients & mineral salts in pharma grade
Water, Cleaning & Construction Water Treatment SolutionsCoagulants, disinfectants & process water conditioning Cleaning Chemicals & SystemsDetergent builders, bleaching agents & surfactants Construction Materials & ChemicalsCement, concrete & mortar admixtures
Polymers, Paper & Textiles Rubber & ElastomersProcessing aids, vulcanizing agents & antioxidants Plastics & Synthetic PolymersAdditives & specialty polymers for performance Paper, Pulp & Packaging MaterialsSizing agents, fillers & coating chemicals Textile Chemicals & FinishingDye auxiliaries, softeners & functional finishes
Metals, Coatings & Color Pigments, Dyes & Color SolutionsColorants, fillers & specialty additives for color Industrial Coating & Surface TreatmentMetal cleaning, corrosion protection & surface finishing Steel, Metal & AlloysPickling, passivation, plating & finishing chemicals Automotive Chemicals & MaterialsCorrosion inhibitors & additive packages for fluids
FEATURED INDUSTRY Pet & Animal Nutrition Vitamins, amino acids, minerals and functional additives for feed. EXPLORE →
FEATURED INDUSTRY Pharmaceuticals, API & Medical Supplies Actives, excipients and mineral salts, stored in an isolated pharma-grade warehouse. EXPLORE →
FEATURED INDUSTRY Water Treatment Solutions Coagulants, disinfectants and antiscalants for municipal and industrial water. EXPLORE →
FEATURED INDUSTRY Plastics & Synthetic Polymers Additives and specialty polymers, including our WHT-1172IC thermoplastic polyurethane. EXPLORE →
FEATURED INDUSTRY Industrial Coating & Surface Treatment Pickling acids, passivation agents and corrosion inhibitors for metal and surface work. EXPLORE →
WHAT WE DO
Supply ChainFour Bangkok hubs, versatile delivery Global Sourcing3,000+ suppliers, mandatory visits Product SamplingDoor to door, as quick as 24h Smart ProcurementHistorical pricing, manufacturer scores Quality ControlIn-house lab + third-party testing Application ExpertsAn extension of your team
VIEW ALL SERVICES → 
FEATURED 29 years of international trading See how our four Bangkok hubs move product for 200+ manufacturers.
INDUSTRIES
Nutrition & Agriculture Pet & Animal Nutrition›Agriculture & Agrochemicals›F&B Ingredients & Additives› Health, Beauty & Pharma Beauty, Personal Care & Wellness›Laboratory Chemicals & Reagents›Pharmaceuticals, API & Medical Supplies› Water, Cleaning & Construction Water Treatment Solutions›Cleaning Chemicals & Systems›Construction Materials & Chemicals› Polymers, Paper & Textiles Rubber & Elastomers›Plastics & Synthetic Polymers›Paper, Pulp & Packaging Materials›Textile Chemicals & Finishing› Metals, Coatings & Color Pigments, Dyes & Color Solutions›Industrial Coating & Surface Treatment›Steel, Metal & Alloys›Automotive Chemicals & Materials› VIEW ALL INDUSTRIES →
SERVICES
ISO 9001:2015
Quality management system certified by SGS under UKAS accreditation — covering import, storage, and distribution operations since 2021.
30+
Certs & licenses held
Import and control licenses maintained in full compliance with Thailand's chemical regulations — FDA, DIW and hazardous-substance permits among them.
4
Audited distribution hubs
Hygiene-prioritized warehouses in Bangkok, including isolated pharma-grade storage, operated to the highest handling standards.
Certificates & licenses
At DIC, we understand that the way we handle your products has an enormous impact on the health and success of your business. Being accredited by local and global certificates ensures that both our internal and external governance is conducted to the highest standards. Some of the organizations that certify and license us are shown below.
SGS
UKAS
IAF
Thai Food and Drug Administration
Department of Industrial Works
Department of Livestock Development
Department of Agriculture
Department of Internal Trade
Excise Department
Halal (CICOT)Quality is the center of our focus — ISO 9001 certified
ISO 9001:2015 enhances our credibility as a chemical distributor by ensuring consistent product quality, optimizing operational efficiency, and fostering a culture of continuous improvement. Certification follows the successful completion of an audit against the ISO 9001 standard.
CERTIFICATION ENABLES US TO
Operate more efficiently
Meet statutory and regulatory requirements
Reach new markets
Identify and address risks
THE EIGHT QUALITY-MANAGEMENT PRINCIPLES
CUSTOMER FOCUSLEADERSHIPINVOLVEMENT OF PEOPLEPROCESS APPROACHORGANIZATIONAL CONTEXTCONTINUAL IMPROVEMENTFACT-BASED DECISION MAKINGRISK-BASED THINKING
"Almost all quality improvement comes via simplification of design, manufacturing… layout, processes, and procedures." — Tom Peters, author of In Search of Excellence
PHONE (+66) 2-906-4570EMAIL support@diamondinterchem.com
Clearance Thomas Baker lab chemicals & labware at clearance prices — short-dated & surplus stock, limited quantities. Browse clearance →