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BROMO CRESOL PURPLE
SPECIFCIATION
 PRODUCT NAME  BROMO CRESOL PURPLE
 CAS NUMBER  115 - 40 - 2
 MOL. FORMULAE  C21H16Br2O5S
 MOL WEIGHT  540.24
 MELTING POINT  240° C
 DYE CONTENT
 ~95%
 TRANSITION RANGE  PH 5.2 - 6.8 GREENISH YELLOW TO PURPLE
 ABSORPTION MAX(PH5.2)  427 - 431 NM
 ABSORPTION MAX(PH6.8)  588 - 590 NM
 ABSORPTIVITY(1%,1CM)PH 5.2  400 - 450
 
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