CAS No.:524-42-5

TOXICITY DATA with REFERENCE：

1.		orl-rat LDLo:250 mg/kg		NCNSA6    National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. 5 (1953),39.
2.		orl-mus LDLo:1070 mg/kg		AECTCV    Archives of Environmental Contamination and Toxicology. 14 (1985),111.
3.		orl-bwd LD50:75 mg/kg		AECTCV    Archives of Environmental Contamination and Toxicology. 12 (1983),355.

Consensus Reports：

Reported in EPA TSCA Inventory.

SAFETY PROFILE：

Poison by ingestion. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazard Note: Irritant
Hazard Codes: Xn F Xi C
Risk Statements about 1,2-Naphthoquinone (CAS No.524-42-5):
R11:Highly flammable. 
R22:Harmful if swallowed. 
R34:Causes burns. 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements about 1,2-Naphthoquinone (CAS No.524-42-5):
S16:Keep away from sources of ignition. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
Attention:
1. Storage: Store in a cool, dry place. Store in a tightly closed container
2. Handling: Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.

Standards and Recommendations：

 

Analytical Methods：