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Home - Products - Biological Stains & pH Indicators -
PONCEAU S
SPECIFCIATION
 PRODUCT NAME  PONCEAU S
 CAS NUMBER  6226-79-5
 C.I. NUMBER  27195
 MOLECULAR FORMULAE  C22H12O13N4Na4S4
 MOL WEIGHT
  760.58
 ABSORPTION MAXIMUM (WATER) ?1  MAX  517-523NM
 ABOSRPTIVITY (A1%/1CM IN WATER AT  ?1 MAX )  460-600
 LOSS ON DRYING (110 ° C)  < 10%
 DYE CONTENT  > 80%
 
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