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  • OEM Factory for CAS 616-47-7 - Tris(hydroxymethyl)aminomethane – Freemen

    OEM Factory for CAS 616-47-7 - 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...
  • China wholesale Tris(hydroxymethyl)aminomethane - Tris(hydroxymethyl)aminomethane – Freemen

    China wholesale Tris(hydroxymethyl)aminomethane - 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...
  • Fast delivery Bifenthrin - Imidazole – Freemen

    Fast delivery Bifenthrin - 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 ...
  • 8 Year Exporter Agrochemical - 2,6-Diethyl-4-methylaniline (DEMA) – Freemen

    8 Year Exporter Agrochemical - 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...
  • PriceList for Ferrous Sulfate - 2-Ethylaniline – Freemen

    PriceList for Ferrous Sulfate - 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...
  • 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...
  • China OEM CAS 453-18-9 - Acetonitrile – Freemen

    China OEM CAS 453-18-9 - 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...
  • OEM manufacturer SL - Fluorobenzene – Freemen

    OEM manufacturer SL - 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 ̵...
  • Reasonable price Lubricant Additive - Methyltributylammomium bis((trifluoromethyl)sulfonyl)imid (TBMA-TFSI) – Freemen

    Reasonable price Lubricant Additive - 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; ☑...
  • Hot New Products TAPA-81 - Lithium bis(trifluoromethanesulphonyl)imide (Li-TFSI) – Freemen

    Hot New Products TAPA-81 - 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...
  • Factory Price Air shipping - 2,6-Diethyl-4-methylaniline (DEMA) – Freemen

    Factory Price Air shipping - 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...
  • Good Quality (R)-3-Aminobutanol - 2-Ethylaniline – Freemen

    Good Quality (R)-3-Aminobutanol - 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...

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