CAS No.:76-12-0

TOXICITY DATA with REFERENCE：

1.		skn-gpg 100%/24H open MLD		AIHAAP    American Industrial Hygiene Association Journal. 27 (1966),332.
2.		eye-gpg 100 mg/20S rns MLD		AIHAAP    American Industrial Hygiene Association Journal. 27 (1966),332.
3.		ihl-rat LC50:2 pph/15M		HUTODJ    Human Toxicology. 1 (1982),239.
4.		orl-mus LD50:800 mg/kg		85GMAT    Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure Izmerov, N.F., et al.,Moscow, USSR.: Centre of International Projects, GKNT,1982,54.

Consensus Reports：

Reported in EPA TSCA Inventory.

SAFETY PROFILE：

A poison by inhalation. Moderately toxic by ingestion. A skin and eye irritant. When heated to decomposition it emits toxic fumes of F⁻ and Cl⁻. See also CHLORINATED HYDROCARBONS, ALIPHATIC; and FLUORIDES.Safety information of 1,2-Difluorotetrachloroethane (CAS NO.76-12-0):
Hazard Codes  Xi
Risk Statements 
36/37/38 Irritating to eyes, respiratory system and skin
Safety Statements 
26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36 Wear suitable protective clothing
Hazard Note  Irritant

Standards and Recommendations：

OSHA PEL: TWA 500 ppm
ACGIH TLV: TWA 500 ppm
DFG MAK: 200 ppm (1700 mg/m³)
NIOSH REL: (1,1,2,2-Tetrachloro-1,2-difluoroethane) TWA 500 ppm

Analytical Methods：

For occupational chemical analysis use NIOSH: see 1,1,2,2-TETRACHLORO-1,2-DIFLUOROETHANE.