Rhodamine B AR for Microscopy C.l. No. 45170 80.0%

Rhodamine B AR for Microscopy C.l. No. 45170 80.0%

PRODUCT CODE : 317755
SYNONYMS :  —
C.I. NO. : 45170
CASR NO. (81-88-9)
ATOMIC ORMOLECULAR FORMULA  : C28H3 1ClN2O3
ATOMIC ORMOLECULAR WEIGHT  : 479.02
PROPERTIES : Very soluble in water and alcohol, forming bluish
red, fluorescent solution ,
slightly soluble in acids or alkalies.
PARAMETER : LIMIT
Dye Content About 80.0%
Absorption maxima (in methanol) 542 – 554 nm
Absorptivity (A1% / 1 cm at \ = 543
nm,in methanol)
Min. 2300
Suitability for microscopy To pass the test.
MAXIMUM LIMIT OF IMPURITIES
Loss on drying (at 110°C) 5.0%