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

    OEM/ODM Supplier N-(9-Fluorenylmethoxy Cabonyloxy)Succinimide(Fmoc-Osu) - 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 ...
  • Chinese wholesale Analgesic - Tris(hydroxymethyl)aminomethane – Freemen

    Chinese wholesale Analgesic - 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...
  • OEM/ODM Factory CAS 68955-53-3 - 4-Chloromethyl styrene (4-Vinylbenzyl chloride) – Freemen

    OEM/ODM Factory CAS 68955-53-3 - 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...
  • Cheap PriceList for Nonionic - 2,6-Diethyl-4-methylaniline (DEMA) – Freemen

    Cheap PriceList for Nonionic - 2,6-Diethyl-4-methylaniline (DEMA) – Freemen

    200kg/drum, 16Mt/FCL or ISO tank Non-hazrdous goods ☑ It is used across industry, agrochemical Active ingriedient synthesis, dyes and pharmaceuticals. ☑Glass fiber polyester material, which accelerates the polymerization; auxiliary agent for the production of ion exchange resin and acrylic resin; ☑ It is used for the production of varnish of unsaturated polyester; pharmaceutical auxiliary agent for the production of schistosomiasis, penicillin and chloramphenicol; polymer Polymerization...
  • 2021 wholesale price Chemical synthesis - 4-Chloromethyl styrene (4-Vinylbenzyl chloride) – Freemen

    2021 wholesale price Chemical synthesis - 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...
  • Manufacturer for Insecticide - Acetonitrile – Freemen

    Manufacturer for Insecticide - 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...
  • Factory wholesale Lamba-cyhalothrin - Imidazole – Freemen

    Factory wholesale Lamba-cyhalothrin - 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 ...
  • PriceList for PSS - Fluorobenzene – Freemen

    PriceList for PSS - Fluorobenzene – Freemen

    ☑ It used across industry, pharmaceutical, electronical; ☑ The product is mainly used for the preparation of the main raw materials of the antipsychotic drugs, such as fluguabutanol, daloglabenzene, trihaloperidol, trifluoroperidobenzene, pentafluorolidol, quinolones ciprofloxacin, etc. At the same time, it can also be used for the identification of pesticides, egg killers, plastics and resin polymers. The condensation of fluorobenzene with γ – chlorobutyryl chloride can produce γ ̵...
  • High reputation methyl 2-benzoylbenzoate - Amines, C10-C14-tert-alkyl – Freemen

    High reputation methyl 2-benzoylbenzoate - 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...
  • Hot-selling CAS 91742-21-1 - Sodium bis(trifluoroMethylsulfonyl)imide (Na-TFSI) – Freemen

    Hot-selling CAS 91742-21-1 - Sodium bis(trifluoroMethylsulfonyl)imide (Na-TFSI) – Freemen

    Melting Point(DSC,℃) ≥250℃ Lead(Pb, ICP-AES) ≤ 10ppm Iron(Fe, ICP-AES) ≤ 10ppm Each other heavy Metals(ICP-AES) ≤ 100ppm Identification RT in 1C Assay(w/w%) >99.0% Water(KF,w/w%) ≤1.0% pH value(10% w/w aq solution) 5-9 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, ...
  • Factory wholesale Pyridine-SO3 complex - Fluorobenzene – Freemen

    Factory wholesale Pyridine-SO3 complex - Fluorobenzene – Freemen

    ☑ It used across industry, pharmaceutical, electronical; ☑ The product is mainly used for the preparation of the main raw materials of the antipsychotic drugs, such as fluguabutanol, daloglabenzene, trihaloperidol, trifluoroperidobenzene, pentafluorolidol, quinolones ciprofloxacin, etc. At the same time, it can also be used for the identification of pesticides, egg killers, plastics and resin polymers. The condensation of fluorobenzene with γ – chlorobutyryl chloride can produce γ ̵...
  • 2021 wholesale price Oil additive - Lithium bis(trifluoromethanesulphonyl)imide (Li-TFSI) – Freemen

    2021 wholesale price Oil additive - Lithium bis(trifluoromethanesulphonyl)imide (Li-TFSI) – Freemen

    Apperance White or off-white Color(10w/w% aqueous solution) ≤100 Hazen Lithium bis(trifluoromethylsulfonyl)imide(100-sum of impurities, w/w%) ≤ 99.5% Water Content(KF,w/w%) ≤ 1000ppm pH value(Aqueous solution at 10w/w% of Litfsi at room temperature) 6.0 to 9.0 Turbidity(25% in dimethoxyethane) ≤10 NTU Chloride(Ionic Chromatography) ≤15ppm Fluoride(Ionometry) ≤20ppm Sum of fluoride and chloride ions(Ionic Chromatography) ≤35ppm Sulphate(Ionic Chromatography) ≤20ppm Sodium(Na,AAS) ≤10ppm Potass...

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