NILE  CHEMICALS

CHLOROPHENOL RED
 
SPECIFICATION SHEET
 
CAS No. 4430-20-0
Chemical Formula C19H12Cl2O5S
Molecular Weight 423.28
Dye Content ~70%
Solution Clarity (EtOH) To pass
Transition Range pH 4.8 - pH 6.4
Absorptivity (pH 4.8) 432 - 436 nm 450 - 600
Absorptivity (pH 6.4) 574 - 578 nm 1000 - 1300
Loss On Drying (110° c.) < 8%

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HAZARDS IDENTIFICATION

Designation :
IRRITANT
Risk Phrases
R36/37/38 Irritating to eyes, respiratory system and skin.

TOXICOLOGICAL INFORMATION

RTECS Number : Not listed
Acute Toxicity
LD50 : Not available
Irritating to eyes, respiratory system and skin

TRANSPORT INFORMATION

UN Number :
Land Transport
ADR/RIC Code/Class: 6.1 /Packing Group III
Maritime Transport IMDG Code/Class : 6.1 /Packing Group III
Air Transport IATA Code/Class : 6.1 /Packing Group III

OTHER INFORMATION

It must be recognised that the physical and chemical properties of any product may not be fully understood and that new, possibly hazardous products may arise from reactions between chemicals. The information given in this data sheet is based on our present knowledge and shall not constitute a guarantee for any specific product features and shall not establish a legally valid contractual relationship.

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