Acetic Anhydride, EMD Millipore Sigma
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Acetic Anhydride, EMD Millipore Sigma
Acetic Anhydride for analysis EMSURE ACS,ISO,Reag. Ph Eur
Formula: (CH3CO)2O
Formula Weight: 102.08 g/mol
| Appearance |
Clear |
| Purity (GC) |
≥ 98.5% |
| Color (APHA) |
≤ 10 Hazen |
| Evaporation residue |
≤ 20ppm |
| Chloride (Cl) |
≤ 2ppm |
| Sulfate (SO4) |
≤ 5ppm |
| Phosphate (PO4) |
≤ 5ppm |
| Heavy metals (as Pb) |
≤ 2ppm |
| Readily carbonizable substances |
Conforms |
| Substances reducing potassium permanganate (as O) |
≤ 150ppm |
| Al (Aluminium) |
≤ 0.5ppm |
| B (Boron) |
≤ 0.02ppm |
| Ba (Barium) |
≤ 0.1ppm |
| Ca (Calcium) |
≤ 0.5ppm |
| Cd (Cadmium) |
≤ 0.05ppm |
| Co (Cobalt) |
≤ 0.02ppm |
| Cr (Chromium) |
≤ 0.05ppm |
| Cu (Copper) |
≤ 0.02ppm |
| Fe (Iron) |
≤ 0.1ppm |
| Mg (Magnesium) |
≤ 0.1ppm |
| Mn (Magnesium) |
≤ 0.02ppm |
| Ni (Nickel) |
≤ 0.02ppm |
| Pb (Lead) |
≤ 0.1ppm |
| Sn (Tin) |
≤ 0.1ppm |
| Zn (Zinc) |
≤ 0.1ppm |
| CAS Number |
108-24-7 |
| EC Index |
607-008-00-9 |
| Ignition Temp |
330°C |
| Vapor pressure |
4 hPa (20°C) |
| Melting Point |
-73°C |
| Flash Point |
49°C |
| Safety Information- GHS |
| Storage Class |
3- Flammable liquids |
| WGK |
WGK 2 obviously hazardous to water |
| Disposal |
11- Organic acid halides, anhydrides and isocyanates can be added dropwise to an excess of methanol to convert them into the corresponding methyl esters or methyl carbamates. If necessary, neutralize with sodium hydroxide solution. Fill into container A. |