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Merck
CN

Specification Sheet

Product Name
Indophenol Blue Dye content 60 %

Product Number
330574

Product Brand
sial

CAS Number
132-31-0

Molecular Weight
276.33

Test

Specification

APPEARANCEBLUE TO BLACK POWDER
INFRARED SPECTRUMCONFORMS TO STRUCTURE.
UV-VISIBLE SPECTRUMMETHANOL
 E597(+/- 10 NM) = 11,000 (MINIMUM)
ELEMENTAL ANALYSISCARBON 44.5% (MINIMUM)
 NITROGEN 5.8% (MINIMUM)
 APPROVED JUNE 22, 2004 JSB