ALKALI BLUE 6B (INDICATOR) (C. I. NO. 42750)

ALKALI BLUE 6B (INDICATOR) (C. I. NO. 42750)
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
A0016900025 1324-80-7 C37H29N3O3S 595.73 3212.9090
60 Months

Specifications

Appearance:

 Brownish black powder

Absorptivity (A 1%/1cm; at lmax; on dried substances):

 Min 600

Transition range:

 pH 11.5 - pH 13.0 Violet -wine red

Absorption maxima at pH 4.0:

 585 - 590 nm

Loss on dryig (at 110°C; 1 hr):

 Max 5.0%
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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