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PHENOL RED AR/ACS

HomeLaboratory ChemicalspH Indicator (Solid)
SYNONYMS :  PHENOLSULFONPHTHALEIN
 
Article No. 05180
Grade AR/ACS
Purity
CAS No. 143-74-8
Molecular Formula C19H14O5S
Molecular Weight 354.38
H.S. Code 2934.9990
Shelf Life 5 Years

 
Specifications
Appearance Reddish powder
Transition range pH 6.5 - 8.2 Yellow - Reddish violet
Absorption Max.(pH 6.5) λ1max. 430 - 435 nm
Absorption Max.(pH 8.2) λ2max. 557 - 560 nm
Loss on drying (at 110 deg C) Max 5%
Packings
00005    5 g
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00025    25 g
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00100    100 g
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Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
 
Revision Date : 12-Dec-2013