Уксусный ангидрид

Product name: ACETIC ANHYDRIDEProduct Category: BASIC ORGANIC RAWCharacters: Colorless and transparent liquid with stimulating smell, itsvapor is the tear gas; vapor pressure: 1.33kPa/ 36 °C, flash point: 49 °C, melting point: -73.1 °C, boiling point: 138.6 °C. Soluble in benzene, ethanol, ethyl ether. Relative density (water = 1) : 1.08 g/ ml,relative density (Air = 1) : 3.52g/ ml. Stability.Uses: Used as acetylation reagents, as well asfor medicines, dyes, cellulose acetate manufacturing,production triggered agent, bleaching agent. Standard:QB/T 10668-2000 Specifications: ITEMINDEXExcellent productFirst-class productQualifiedColor, Hazen (Pt-Co),≤101525Assay/%,≥99.098.096.0Residue on evaporation/%,≤0.0050.010.01Iron(as Fe)/%,≤0.00010.00020.0005Potassium permanganate index(mg/100ml),≤6080- Storage: Stored in a cool, ventilated, dry place, avoided the sun, away from the fire source and heat source.Should not be stored together with the organic acids and bases.