BROMOCRESOL GREEN INDICATOR AR/ACS

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Article No.
02270
Grade
AR/ACS
Purity
dye content 95%
CAS No.
76-60-8
Molecular Formula
C21H14Br4O5S
Molecular Weight
698.04
H.S. Code
2934.9900
Shelf Life
60 Months
MSDS
 

 

Physical Properties

Physical state at 20 °C
Solid
Colour
White to buff
Melting point/ Freezing point [°C]
225 °C
Solubility in water [% weight]
Slightly soluble in water

Packings

  • 1GBA000015

    5 g (00005)

  • 1PB1200060

    25 g (00025)

 

Specifications

Appearance Yellow to Tan Coloured Powder
Dye content (by spectrophotometry) Min 95%
Identity (IR) Passes test
pH 3.8-5.4 Yellow to blue
Appearance of solution Conforms
Absorption maxima (0.003% Methanol) 418 – 428 nm
Molar Absorptivity at lambda max Min 17000
Loss on drying (at 110°C) Max 3%
Transition range (according to ACS) Passes test
Sensitivity Passes test

Revision Date : 30-Jul-2021
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