AX0080
Acetic Anhydride
Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
Synonym(s):
Acetic Anhydride, Acetyl Oxide,Ethanoic Anhydride, Acetic Acid
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About This Item
SMILES string
O(C(=O)C)C(=O)C
InChI
1S/C4H6O3/c1-3(5)7-4(2)6/h1-2H3
InChI key
WFDIJRYMOXRFFG-UHFFFAOYSA-N
grade
ACS reagent
vapor pressure
4 hPa ( 20 °C)
assay
≥99.0% (GC)
form
liquid
impurities
≤100 ppm Water (H2O)
evapn. residue
≤0.003%
pH
3 (20 °C, 10 g/L in H2O)
mp
-73 °C
transition temp
flash point 49 °C
anion traces
chloride (Cl-): ≤5 ppm, phosphate (PO43-): ≤0.001%, sulfate (SO42-): ≤5 ppm
cation traces
Fe: ≤5 ppm, heavy metals (as Pb): ≤2 ppm
shipped in
ambient
storage temp.
room temp
Quality Level
Related Categories
Analysis Note
Chloride (Cl): 5ppm max
Color (APHA):
Evaporation residue: 0.003% max
Form: Clear liquid
Heavy metals (as Pb): 2ppm max
Infrared Spectrum: Conforms to standard
Iron (Fe): 5ppm max
Phosphate (PO4): 0.001% max
Substances reducing permanganate: To pass test
Sulfate (SO4): 5ppm max
Water (H2O): 100ppm max
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 2 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B
Storage Class
3 - Flammable liquids
wgk
WGK 1
flash_point_f
120.2 °F - closed cup
flash_point_c
49 °C - closed cup
Regulatory Information
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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