Phenol Red

NILE CHEMICALS

PHENOL RED

SPECIFICATION SHEET

CAS No.	143-74-8
Chemical Formula	C₁₉H₁₄O₅S
Molecular Weight	354.38
Dye Content	~95%
Solution Clarity (EtOH)	To pass
Transition Range	pH 6.5 - pH 8.0
Absorptivity (pH 1.2) 503 - 506 nm	1000 - 1100
Absorptivity (pH 3.0) 430-435 nm	600 - 700
Absorptivity (pH 6.5) 430 - 435 nm	600 - 700
Absorptivity (pH 8.0) 557 - 560 nm	1100 - 1200
Loss On Drying (110° c.)	< 1%

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Hazards identification

Hazard description: Xi Irritant
Information pertaining to particular dangers for man and environment
R 36/37/38 Irritating to eyes, respiratory system and skin.

Transport information

Not a hazardous material for transportation.

DOT regulations:
Hazard class: None
Land transport ADR/RID (cross-border)
ADR/RID class: None

Maritime transport IMDG:
IMDG Class: None

Air transport ICAO-TI and IATA-DGR:
ICAO/IATA Class: None

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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