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Acetonitrile is a pharmaceutical (vitamin B1), fragrance intermediate, is difficult to degrade toxic chemicals, absorption to the human body can be inhaled, ingested, absorbed through the skin.Acute acetonitrile poisoning occurs slowly, with an incubation period of several hours.

On the morning of December 3rd, the risk Control Department of Yuanfar Company invited Chen Lei, deputy director of post-insurance claim Recovery Department of CITIC Group, and other three people to hold a training session on credit insurance claim settlement knowledge in the company, which was atte

N,N' -carbonyl diimidazole, alias 1,1' -carbonyl diimidazole, 1,1' -carbonyl diimidazole and carbonyl diimidazole, molecular formula C7H6N4O, molecular weight 162.15, white crystal, mainly used in organic synthesis and pesticide, pharmaceutical intermediates.Synthesis method:1,1' -carbonyl diimidazo

Acrylic acid - 2-hydroxyethyl ester is an organic compound, the molecular formula is C5H8O3. Colorless liquid. Soluble in general organic solvents, miscible with water. Copolymer can be used as fiber treating agent, thermosetting coating, high bonding strength of adhesive.

Triethyl orthoformate, also known as triethoxy methane, 1, 1, '1', 'three methyl 3 (oxygen) (time) ethane, it is a kind of organic matter, the chemical formula for C7H16O3, excitant odour liquid, melt the boiling point is not high, miscibility with ethanol, ether, slightly soluble in water.

On November 11th, Chen Tao, deputy director of Ankang Bureau of Commerce, visited Yuanfar and carried out research and exchange activities.

Dimethylformamide (DMF) is a light ammonia smell of colorless transparent liquid, and water and most of the organic solvents mutually soluble, it is a common chemical reaction solvent, also known as "universal solvent".

Dimethylsulfoxide (DMSO for short) is a sulfur-containing organic compound, English Dimethylsulfoxide, molecular formula is (CH3) 2SO, at room temperature is colorless and odorless transparent liquid.

Formic acid is an important chemical raw material first discovered by Fisher in 1670.

DMF (dimethylformamide) is a very wide range of chemical raw materials, but also a good solvent.