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Properties

Melting point:: 16.2 °C(lit.)

Boiling point:: 117-118 °C(lit.)

Density: 1.049 g/mL at 25 °C(lit.)

vapor density: 2.07 (vs air)

vapor pressure: 11.4 mm Hg ( 20 °C)

FEMA: 2006 | ACETIC ACID

refractive index: n20/D 1.371(lit.)

Flash point:: 104 °F

storage temp.: Store below +30°C.

solubility: alcohol: miscible(lit.)

pka: 4.74(at 25℃)

form: Solution

color: colorless

Specific Gravity: 1.0492 (20℃)

Odor: Strong, pungent, vinegar-like odor detectable at 0.2 to 1.0 ppm

PH: 3.91(1 mM solution);3.39(10 mM solution);2.88(100 mM solution);

PH Range: 2.4 (1.0M solution)

Odor Threshold: 0.006ppm

Odor Type: acidic

biological source: synthetic

explosive limit: 4-19.9%(V)

Water Solubility: miscible

Thermal Conductivity: 0.159 W/(m·K) at 25 ℃

λmax: λ: 260 nm Amax: 0.05
λ: 270 nm Amax: 0.02
λ: 300 nm Amax: 0.01
λ: 500 nm Amax: 0.01

Merck: 14,55

JECFA Number: 81

BRN: 506007

Henry's Law Constant: 133, 122, 6.88, and 1.27 at pH values of 2.13, 3.52, 5.68, and 7.14, respectively (25 °C, Hakuta et al., 1977)

Exposure limits: ACGIH:TLV-TWA 10 ppm (25 mg/m3); TLV-STEL 15 ppm (37 mg/m3)
OSHA:PEL-TWA 10 ppm (25 mg/m3)
NIOSH:REL-TWA 10 ppm; REL-STEL 15 ppm

Dielectric constant: 4.1（2℃）

Stability:: Volatile

Cosmetics Ingredients Functions: FRAGRANCE
BUFFERING

Cosmetic Ingredient Review (CIR): Acetic acid (64-19-7)

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

InChIKey: QTBSBXVTEAMEQO-UHFFFAOYSA-N

SMILES: [F2C(F2C)13F3C]C(O)=O

LogP: -0.170

Surface tension: 26.10mN/m at 298.15K

CAS DataBase Reference: 64-19-7(CAS DataBase Reference)

NIST Chemistry Reference: Acetic acid(64-19-7)

EPA Substance Registry System: Acetic acid (64-19-7)

Safety Information

Symbol(GHS): GHS02,GHS05,GHS07,GHS08

Signal word: Danger

Hazard statements: H312-H303-H314-H370-H402-H226-H290

Precautionary statements: P501-P273-P270-P240-P260-P210-P233-P234-P243-P241-P242-P264-P280-P370+P378-P390-P308+P311-P362+P364-P303+P361+P353-P301+P330+P331-P304+P340+P310-P305+P351+P338+P310-P403+P235-P406-P405

Hazard Codes: C,Xi

Risk Statements: 34-42-35-10-36/38

Safety Statements: 26-36/37/39-45-23-24/25

RIDADR: UN 2789 8/PG II (ACETIC ACID, GLACIAL or ACETIC ACID SOLUTION, more than 80 % acid, by mass)

RIDADR: UN 2790 8/PG II (ACETIC ACID SOLUTION, not less than 50 % but not more than 80 % acid, by mass)

RIDADR: UN 2790 8/PG III (ACETIC ACID SOLUTION, more than 10 % and less than 50 % acid, by mass)

OEB: A

OEL: TWA: 10 ppm (25 mg/m3), STEL: 15 ppm (37 mg/m3)

WGK Germany: 3

RTECS: NN1650000

F: 1-8-10

Autoignition Temperature: 426 °C

TSCA: TSCA listed

HazardClass: 8

PackingGroup: II

HS Code: 29152100

Storage Class: 3 - Flammable liquids

Hazard Classifications: Eye Dam. 1
Flam. Liq. 3
Skin Corr. 1A

Hazardous Substances Data: 64-19-7(Hazardous Substances Data)

Toxicity: LD50 in rats (g/kg): 3.53 orally (Smyth)

IDLA: 50 ppm

REACH Registrations: Active

Limited Quantities: 1.0 L (0.3 gallons) (liquid) or 1 Kg (2.2 lbs) (solid)

Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)

Use

UN2789 Acetic acid, glacial or Acetic acid solution, with .80 % acid, by mass, hazard class: 8; labels: 8-Corrosive material, 3-flammable liquid. UN2790 acetic acid solution, not ,50% but not .80% acid, by mass, hazard class: 8; labels: 8-Corrosive material; acetic acid solution, with .10% and ,50%, by mass, hazard class: 8; labels: 8-Corrosive material