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PriceList for Di-tert-butyl Dicarbonate (DIBOC) - 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... -
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; ☑... -
Top Suppliers CAS 765-43-5 - 1,4,7,10-tetraazacyclododecane – Freemen
Appearance: White to almost white crystalline, hygroscopic Purity (Titration): 99.0%min Water: 1.0%max Toluene: 0.2%max unknown impurity: 0.05%max Total impurity: 0.2%max PH value:11-12.5 25kg/drum, 9Mt/FCL Non-hazardous material ☑ It used in pharmaceuticals. ☑ Cyclen and its derivatives exhibit selective coordination properties for transition metal cations, heavy metal cations, lanthanide and actinide ions, and even for organic or inorganic anions. The accurate behavior of cyclen and... -
Chinese wholesale N-Methyl-2-pyrrolidinone - Poly(Ether Ketone Ketone) – Freemen
PEKK provides a unique combination of properties over a very wide range of temperature period.This polymer family has exceptional advantages for processing and expands the application possibilities. High temperature resistance - Highest Tg of PAEK - Tm range 305 – 358°C High tensile and compression strength/high stiffness High chemical resistance in harsh conditions Excellent fire properties - Low smoke and toxicity - Inherently flame retardant High purity, very low extractibles Process... -
Free sample for CAS 1583-59-1 - 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... -
2021 China New Design 2-Pyrrolidinone - 1-Methylimidazole – Freemen
☑Intermediates for organic synthesis; ☑ Polyurethane catalyst for semi-rigid foam and rigid foam; ☑ Accelerator for dicyandiamide or anhydride curing agent; ☑Dialkylimidazolium salt can be obtained by alkylation of 1-Methylimidazole. The type of salt is related to alkylation reagent and anion. Many ionic liquids can be obtained by this reaction; ☑N-methylimidazole is an important raw material for the synthesis of pharmaceutical intermediates, which is used to prepare losartan, nitazofenone an... -
Cheap PriceList for Nonionic - 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 ̵... -
Cheap PriceList for Nonionic - 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 ... -
Good quality Lilialdehyde - 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... -
2021 New Style CAS 870-46-2 - 1-Methylimidazole – Freemen
☑Intermediates for organic synthesis; ☑ Polyurethane catalyst for semi-rigid foam and rigid foam; ☑ Accelerator for dicyandiamide or anhydride curing agent; ☑Dialkylimidazolium salt can be obtained by alkylation of 1-Methylimidazole. The type of salt is related to alkylation reagent and anion. Many ionic liquids can be obtained by this reaction; ☑N-methylimidazole is an important raw material for the synthesis of pharmaceutical intermediates, which is used to prepare losartan, nitazofenone an... -
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