PHENOL RED Sodium Salt

 

SPECIFICATION SHEET

CAS No.	34487-61-1
Chemical Formula	C19H13NaO5S
Molecular Weight	376.36
Melting Point	285° c
Dye Content	~90%
Solution Clarity (Water)	To pass
Transition Range	pH 6.5 - pH 8.0 Yellow to Red violet
Absorptivity (pH 1.2) 503 - 506 nm	880 - 950
Absorptivity (pH 3.0) 430 - 435 nm	560-620
Absorptivity (pH 6.5) 430 - 435 nm	560 - 620
Absorptivity (pH 8.0) 557 - 560 nm	970 - 1100
Loss On Drying (110° c)	< 5%

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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.

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
  

Employers should use this information only as a supplement to other information gathered by them, and should make independent judgement of suitability of this information to ensure proper use and protect the health and safety of employees.  This information is furnished without warranty, and any use of the product not in conformance with this Material Safety Data Sheet, or in combination with any other product or process, is the responsibility of the user.

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