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  • Best Price for CAS 10287-53-3 - Amines, C10-C14-tert-alkyl – Freemen

    Best Price for CAS 10287-53-3 - Amines, C10-C14-tert-alkyl – Freemen

    Appearance: Colorless to light yellow liquid Total Amine Value(mg KOH/g): 280-303 Water: 0.3%max Specific Gravity at 25/15.6 oC : 0.800-0.820 Color (Gardner):2max Neutralization Equivalent (g/mol): 185-200 160kg/steel drum, 15Mt/ISO tank UN No.2922, Class:8, Packing group:III ☑ It can be used as solubilizing modifier and extreme pressure antiwear agent of non oil soluble antiwear agent due to its excellent oil solubility; ☑ It can be used as an effective additive to improve the storage s...
  • Factory Price For CAS 865-47-4 - Tris(hydroxymethyl)aminomethane – Freemen

    Factory Price For CAS 865-47-4 - Tris(hydroxymethyl)aminomethane – Freemen

    Appearance: white crystasl powder Purity (Titration): 99.5%min Water: 0.5%max [Fe3+]:5ppm max [SO4 2 ]:10ppm max [Cl]:10ppm max Heavy metal: 5ppm max 25kg/drum, 9Mt/FCL Non-hazardous material ☑ Tris buffer is not only widely used as a solvent for nucleic acids and proteins, but also has many important uses. Tris was used for protein crystal growth under different pH conditions. ☑ The low ionic strength of Tris buffer can be used to form the intermediate fiber of lamin in C. elegans. ☑ T...
  • Well-designed CAS 57260-71-6 - Imidazole – Freemen

    Well-designed CAS 57260-71-6 - Imidazole – Freemen

    ☑ Curing agent or accelerator of epoxy resins; ☑ In pharmaceutical industry, intermediates for other API, such as Imazalil, Tioconazole, Bifonazole. ☑ Important pesticide raw material for synergist of boric acid, preparation of insecticide and bactericide. ☑ Imidazole is a very important raw material and intermediate of fine chemical industry, which has a wide range of applications. Imidazole not only exists in the purine amino acids of ribonucleic acid and deoxyribonucleic acid, but also in ...
  • Best Price for CAS 608-25-3 - Imidazole – Freemen

    Best Price for CAS 608-25-3 - Imidazole – Freemen

    ☑ Curing agent or accelerator of epoxy resins; ☑ In pharmaceutical industry, intermediates for other API, such as Imazalil, Tioconazole, Bifonazole. ☑ Important pesticide raw material for synergist of boric acid, preparation of insecticide and bactericide. ☑ Imidazole is a very important raw material and intermediate of fine chemical industry, which has a wide range of applications. Imidazole not only exists in the purine amino acids of ribonucleic acid and deoxyribonucleic acid, but also in ...
  • 2021 Good Quality FeSO4 - 2-Ethylaniline – Freemen

    2021 Good Quality FeSO4 - 2-Ethylaniline – Freemen

    Appearance  light yellow liquid Purity (GC)  99.0%min Water  0.2%ma ☑ It used across industry, agrochemical Active ingriedient synthesis, dyes and pharmaceuticals. ☑After the N-alkylation reaction between o-ethylaniline and 2-bromopropane, chlorfenapyr can be obtained. This is a pre-emergence selective herbicide with good effect on grass weeds and some broad-leaved weeds. ☑O-Ethylaniline is also the raw material of methamchlor and the insecticide ethyl methamidine. ☑In the dye...
  • OEM/ODM Supplier N-(9-Fluorenylmethoxy Cabonyloxy)Succinimide(Fmoc-Osu) - Fluoro-aceticacimethylester – Freemen

    OEM/ODM Supplier N-(9-Fluorenylmethoxy Cabonyloxy)Succinimide(Fmoc-Osu) - Fluoro-aceticacimethylester – Freemen

    ☑200kg/ drum, 16mt/FCL or ISO tank ☑UN No.2929, Class:6.1, Packing group:I ☑ Methyl fluoroacetate is a highly toxic chemical, which can stimulate eyes, respiratory system and skin, and it is dangerous to contact with the accident. FLUOROACETIC acid is flammable and can produce hydrogen fluoride gas, a toxic chemical, when burned. The toxicity of methyl fluoroacetate is that it hydrolyzes to form FLUOROACETIC acid, which combines with the coenzyme A of cell mitochondria to form fluoroacetyl CO...
  • Factory wholesale 5-Tert. Butyl Meta Xylene - 1,2-Dimethylimidazole – Freemen

    Factory wholesale 5-Tert. Butyl Meta Xylene - 1,2-Dimethylimidazole – Freemen

    ☑ Catalyst in polyurethane, applied in polyurethane rigid foam and elastomer to extend the pot life, fasten the reaction and increase the final cross-lin density. ☑It can be used as curing agent of epoxy resin, improve the mechanical properties of products such as bending, stretching and compression, improve the electrical properties of insulation and chemical resistance. It is widely used in computers and electrical appliances; it is used in printed circuit boards and integrated circuits as ...
  • 2021 High quality 2-Ethylaniline - Methyltributylammomium bis((trifluoromethyl)sulfonyl)imid (TBMA-TFSI) – Freemen

    2021 High quality 2-Ethylaniline - Methyltributylammomium bis((trifluoromethyl)sulfonyl)imid (TBMA-TFSI) – Freemen

    Apperance(colorless liquid or white solid) Colorless liquid or white solid Chemical purity(18=9FNNR, by area%) ≥ 99% Color ≤ 50 Hazen Water Content(KF,w/w%) ≤ 0.1% Chloride(Ionometry, w/w%) ≤ 10ppm 3kg/ drum, 18kg/carton UN No.2923, Class:8, Packing group:II ☑ It can be used as long-acting optical antistatic additives based on ion formula. PPM addition can significantly reduce the surface resistance, significantly improve the antistatic properties of acrylic, PU, PC resin or adhesives; ☑...
  • Top Suppliers CAS 5495-84-1 - 4-Chloromethyl styrene (4-Vinylbenzyl chloride) – Freemen

    Top Suppliers CAS 5495-84-1 - 4-Chloromethyl styrene (4-Vinylbenzyl chloride) – Freemen

    Apperance  light yellow to colorless liquid Single bromine compound  1.0%max Purity (GC)  97%min (all isomers) Other single impurity  2%max 150kg/ drum, 18mt/ISO tank UN No.3265, Class:8, Packing group:II ☑ VBC can be used to create polyelectro-lytes with properties applicable to latex electrodeposition on metals. Other VBC-based polymers include polymeric surfactants, flocculating agents, phase transfer catalysts, electron carriers and viologens, ion exchange resins, and poly...
  • OEM manufacturer SL - Acetonitrile – Freemen

    OEM manufacturer SL - Acetonitrile – Freemen

    Appearance: Transparent liquid Purity: 99.9%min Water: 0.03%max Color (Pt-Co): 10 max Hydrocyanic Acid(mg/kg):10max Ammonia (mg/kg):6max Acetone (mg/kg): 25max Acrylonitrile (mg/kg): 25max Propionitrile (mg/kg): 500max Fe(mg/kg): 0.50max Cu (mg/kg): 0.05max 150kg/drum, 12Mt/FCL or 20mt/FCL UN No.1648, Class:3, Packing group:II ☑Chemical analysis and instrumental analysis. Acetonitrile is an organic modifier and solvent for thin layer chromatography, paper chromatography, spectroscopic a...
  • Hot-selling CAS 288-32-4 - Acetonitrile – Freemen

    Hot-selling CAS 288-32-4 - Acetonitrile – Freemen

    Appearance: Transparent liquid Purity: 99.9%min Water: 0.03%max Color (Pt-Co): 10 max Hydrocyanic Acid(mg/kg):10max Ammonia (mg/kg):6max Acetone (mg/kg): 25max Acrylonitrile (mg/kg): 25max Propionitrile (mg/kg): 500max Fe(mg/kg): 0.50max Cu (mg/kg): 0.05max 150kg/drum, 12Mt/FCL or 20mt/FCL UN No.1648, Class:3, Packing group:II ☑Chemical analysis and instrumental analysis. Acetonitrile is an organic modifier and solvent for thin layer chromatography, paper chromatography, spectroscopic a...
  • Free sample for CAS 1583-59-1 - Tris(hydroxymethyl)aminomethane – Freemen

    Free sample for CAS 1583-59-1 - Tris(hydroxymethyl)aminomethane – Freemen

    Appearance: white crystasl powder Purity (Titration): 99.5%min Water: 0.5%max [Fe3+]:5ppm max [SO4 2 ]:10ppm max [Cl]:10ppm max Heavy metal: 5ppm max 25kg/drum, 9Mt/FCL Non-hazardous material ☑ Tris buffer is not only widely used as a solvent for nucleic acids and proteins, but also has many important uses. Tris was used for protein crystal growth under different pH conditions. ☑ The low ionic strength of Tris buffer can be used to form the intermediate fiber of lamin in C. elegans. ☑ T...

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