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Biological Stains and Dyes
CHLOROPHENOL RED INDICATOR
CHLOROPHENOL RED INDICATOR AR
Chlorophenol red is used for biological research to stain certain kinds of cells.
3',3'-Dichlorophenolsulfonaphthalein
Article No.
02770
Grade
AR
Purity
CAS No.
4430-20-0
Molecular Formula
C
1
9
H
1
2
Cl
2
O
5
S
Molecular Weight
423.27
H.S. Code
2934.9990
Shelf Life
60 Months
MSDS
DE
EN
FR
KO
PT
ES
TH
TR
Certificate of Analysis (COAs)
Physical Properties
Physical state at 20 °C
Solid
Colour
Red powder
Solubility in water [% weight]
Partially soluble in water
Packings
5 g
(00005)
25 g
(00025)
Specifications
Appearance
Green to red-brown to brown powder
pH 4.8 - 6.4
Yellow to purple
Absorption maxima (λmax2) c= 0.01 g/L ; 0.1 NaOH
572 - 575 nm
Solubility (0.1% in ethanol)
Clear Solution
Absorptivity (A 1%/1cm; at λmax)
Min. 1000
Loss on drying
Max. 8.0%
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
Revision Date :
16-Feb-2016