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Home - Products - Biological Stains & pH Indicators -
PHENOL RED
SPECIFCIATION
 PRODUCT NAME  PHENOL RED
 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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