Oxalic acid

Superiority:

Product Name:    Oxalic acid

CAS:    144-62-7
MF:    C2H2O4
MW:    90.03
EINECS:    205-634-3

Mol File:    144-62-7.mol
Oxalic acid Structure
Oxalic acid Chemical Properties
Melting point     189.5 °C (dec.)(lit.)
Boiling point     365.1°C (estimate)
density     0.99 g/mL at 25 °C
vapor density     4.4 (vs air)
vapor pressure     <0.01 mm Hg ( 20 °C)
refractive index     1.4261 (estimate)
Fp     101-157°C
storage temp.     Store below +30°C.
solubility     water: soluble108g/L at 25°C
form     Liquid
pka    1.23(at 25℃)
color     White
PH    1 (100g/l, H2O, 20℃)
PH Range    6 - 8 at 25 °C
Water Solubility     90 g/L (20 ºC)
Sublimation     101-157 ºC
Merck     14,6911
BRN     385686
Henry's Law Constant    1.43 at pH 4 (quoted, Gaffney et al., 1987)
Exposure limits    NIOSH REL: TWA 1, STEL 2, IDLH 500; OSHA PEL: TWA 1; ACGIH TLV: TWA 1, STEL 2 (adopted).
Stability:    Stable, but moisture sensitive. Incompatible with metals.
InChIKey    MUBZPKHOEPUJKR-UHFFFAOYSA-N
CAS DataBase Reference    144-62-7(CAS DataBase Reference)
NIST Chemistry Reference    Oxalic acid(144-62-7)
EPA Substance Registry System    Oxalic acid (144-62-7)
Safety Information
Hazard Codes     Xn
Risk Statements     21/22-63-34-41
Safety Statements     24/25-23-36/37/39-27-26-39-37-36-36/37
RIDADR     UN 3261 8/PG 3
WGK Germany     1
RTECS     RO2450000
TSCA     Yes
HazardClass     8
PackingGroup     III
HS Code     29171110
Hazardous Substances Data    144-62-7(Hazardous Substances Data)
Toxicity    LD50 orally in Rabbit: 375 mg/kg