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Home - Products - Biological Stains & pH Indicators -
CRESOL RED
SPECIFCIATION
 PRODUCT NAME  CRESOL RED
 CAS NUMBER  1733-12-16
 CHEMICAL FORMULA  C21H18O5S
 MOLECULAR WEIGHT  382.43
 MELTING POINT
 290° C
 DYE CONTENT  ~95%
 TRANSITION RANGE  PH 0.5 - PH 1.8 PINK TO YELLOW PH 7.2 -  PH 8.8 YELLOW TO PURPLE
 ABSORPTION MAXIMUM (PH 0.5)  λ1MAX  517 - 520 NM
 ABSORPTION MAXIMUM (PH 0.5)  λ1MAX  432 - 436 NM
 ABSORPTION MAXIMUM (PH 0.5)  λ1MAX  432 - 436 NM
 ABSORPTION MAXIMUM (PH 0.5)  λ1MAX  571 - 574 NM
 ABSORPTIVITY( A 1%/1CM AT PH 0.5,  AT λ 1 MAX)  1180 - 1230
 ABSORPTIVITY( A 1%/1CM AT PH 0.5,  AT λ 1 MAX)  490-540
 ABSORPTIVITY( A 1%/1CM AT PH 0.5,  AT λ 1 MAX)  490 - 540
 ABSORPTIVITY( A 1%/1CM AT PH 0.5,  AT λ 1 MAX)  1000 - 1050
 LOSS ON DRYING (110 C)  < 5%
 
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