77
Section 13 Material Safety Data Sheets (MSDS)
13.1 Oxalic acid
Name:
OXALIC ACID 1. dihydrate Formula: 1. (COOH)
2
. 2H
2
O
2. anhydrous Formula: 2. (COOH)
2
.
CAS N°144-62-7
PHYSICAL PROPERTIES
MELTING POINT 1. 101°C
2. 190 °C
SOLUBILITY IN WATER About 14%
FIRE AND EXPLOSION HAZARD Decomposition products include carbon monoxide (highly flammable and toxic) and
carbon dioxide.
HEALTH HAZARD Classification of risk - Harmful
Harmful in contact with skin
Harmful if swallowed
Harmful if inhaled
Minimum lethal dose (LD
50
) = 275 mg/Kg
SAFETY PRECAUTIONS
EYES Wash thoroughly with water; obtain medical attention
LUNGS Remove from exposure, rest and keep warm; obtain medical attention
INGESTION Wash out thoroughly with water; give plenty of water to drink; obtain medical
attention
CHEMICAL HAZARDS AND STABILITY
STABILITY Stable
SPECIAL HAZARDS Mixtures with sodium chlorite can explode with the addition of water.
WASTE DISPOSAL Dissolve or mix the material with a combustible solvent and burn in a chemical
incinerator equipped with an after burner and scrubber. Dispose in a safe manner
consistent with Local Authority chemical waste regulations. For guidelines on
disposal consult the requirements of the Control of Pollution Act (1974) and the
Control of Pollution (Special Wastes) Regulations (1980 S1 1709).
PROTECTIVE MEASURES
RESPIRATOR Dust mask or positive pressure hood - if handling large quantities.
GLOVES Rubber or plastic
EYE PROTECTION Goggles
SPILLAGE HANDLING
SMALL SPILLAGE Mop up with plenty of water and run to waste, diluting with running water.
LARGE SPILLAGE Transfer to salvage canister and treat residue as for small spillage.
The information on this sheet is believed to be correct at the time of printing. The details should be reviewed periodically and
should be checked for special uses.
To Next Page
Loading...