Code: EDUC320064-25G
As an ACS grade Reagent, Spectrum Chemical manufactured acetic anhydride is used as the quality standard against which other substances are graded and has met.
per EACH
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CAS Number: 85-44-9
Empirical Formula (Hill Notation): C8H4O3
Molecular Weight: 148.12
Beilstein Registry Number: 118515
EC Number: 201-607-5
MDL Number: MFCD00005918
PubChem Substance ID: 24859242
Grade: ACS reagent
Vapor Density: 5.1 (vs air)
Vapor Pressure: <0.01 mmHg ( 20 °C)
InChI Key: LGRFSURHDFAFJT-UHFFFAOYSA-N
Assay: =99%, 99.0-100.2%
Autoignition Temp.: 1058 °F
Expl. lim.: 10.4 %
Ign. Residue: =0.01%
bp: 284 °C(lit.)
mp: 131-134 °C (lit.)
Anion Traces: chloride (Cl-): =0.002%, sulfate (SO42-): =0.003%
Cation Traces: Fe: =5 ppm, heavy metals (as Pb): =5 ppm