Merck
All Photos(2)

1.01830

Supelco

Acetic acid (glacial) 100%

for analysis EMPARTA® ACS

Synonym(s):
Acetic acid, Ethanoic acid, Glacial acetic acid
Linear Formula:
CH3CO2H
CAS Number:
Molecular Weight:
60.05
Beilstein:
506007
MDL number:
EC Index Number:
200-580-7

Quality Level

grade

ACS reagent

vapor density

2.07 (vs air)

vapor pressure

15.4 hPa ( 20 °C)

product line

EMPARTA®

assay

≥99.7% (acidimetric)

form

liquid

autoignition temp.

485 °C
800 °F

potency

3310 mg/kg LD50, oral (Rat)

expl. lim.

16 %, 92 °F
4 %, 59 °F

impurities

≤0.0004 meq/g Titratable base
≤100 ppm Acetic anhydride

evapn. residue

≤10 ppm

color

APHA: ≤10

refractive index

n20/D 1.371 (lit.)

pH

2.5 (20 °C, 50 g/L in H2O)

kinematic viscosity

1.17 cSt(20 °C)

bp

117-118 °C (lit.)

mp

16.2 °C (lit.)

transition temp

flash point 39 °C

solubility

soluble 602.9 g/L

density

1.049 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤1 ppm
sulfate (SO42-): ≤1 ppm

cation traces

Fe: ≤0.2 ppm
heavy metals (as Pb): ≤0.5 ppm

storage temp.

15-25°C

SMILES string

CC(O)=O

InChI

1S/C2H4O2/c1-2(3)4/h1H3,(H,3,4)

InChI key

QTBSBXVTEAMEQO-UHFFFAOYSA-N

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Analysis Note

Assay (acidimetric): ≥ 99.7 %
Color: ≤ 10 Hazen
Titratable base: ≤ 0.0004 meq/g
Acetic anhydride: ≤ 100 ppm
Chloride (Cl): ≤ 1 ppm
Heavy metals (as Pb): ≤ 0.5 ppm
Sulfate (SO₄): ≤ 1 ppm
Fe (Iron): ≤ 0.2 ppm
Substances reducing potassium dichromate: passes test
Substances reducing potassium permanganate: passes test
Evaporation residue: ≤ 10 ppm
Dilution test: passes test

Legal Information

EMPARTA is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

FlameCorrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1A

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

102.2 °F

Flash Point(C)

39 °C

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