Acetic anhydride
Contact Info
- Add:浙江省余姚市经济开发区滨海新城朗海北路19号, Zip: 315476
- Contact: 刘姣慧
- Tel:0574－58126533
- Email:angie@wanglong.com
Other Products
Cas NO: 108-24-7
EINECS NO: 203-564-8
Molecular Formula: C4H6O3; (CH3CO)2O
Molecular Weight: 102.09
Properties: Colorless transparent liquid with a pungent odor; its vapor is a lachrymatory toxic gas; Vapor pressure 1.33 kPa/36°C; Flash point 49°C; Melting point -73.1°C; Boiling point 138.6°
C; Solubility: Soluble in benzene, ethanol; Density: Relative density (water=1) 1.08; Relative (air=1) 3.52; Stability: Stable
Uses: Used as an acetylating reagent, and for the manufacture of pharmaceuticals, dyes, cellulose acetate, initiators, bleaching agents, etc.
Executive Standard: QB/T 10668-2000
Main Technical Indicators
| Item | Indicator | ||
| Premium Grade | First Grade | Qualified Grade | |
| Color, Hazen unit (platinum-cobalt color) ≤ | 10 | 15 | 25 |
| Acetic Anhydride Content /% ≥ | 99.0 | 98.0 | 96.0 |
| Evaporation Residue /% ≤ | 0.005 | 0.01 | 0.01 |
| Iron Content (as Fe) /% ≤ | 0.0001 | 0.0002 | 0.0005 |
Packaging: Packed in standard tank trucks, or in stainless steel ship tanks or plastic drums.
Storage: Store in a cool, ventilated, and dry place, avoid direct sunlight, and keep away from fire and heat sources. Do not store together with organic acids and alkalis.
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