Chlorophenol red, pure indicator grade

: Thermo Fisher Scientific

Chlorophenol red, pure indicator grade

: Thermo Fisher Scientific

:4430-20-0

:

:C₁₉H₁₂Cl₂O₅S

:MFCD00005877

:261 °C

:423.27 g/mol

:224-619-2

:GHS07

:Ambient

Appearance:
Green to red-brown to brown Powder
Infrared spectrum:
Conforms
Loss on drying:
≤8 % (110°C)
Solubility:
(0.1 % in ethanol) Clear brown-yellow to dark orange
UV Lambda max:
572 to 576 nm (in 0.1 N NaOH)
Specific absorbance A (1%/1cm):
≥1000 (at Lambda max) On dried substance
Visual transition interval:
from pH 4.8 (yellow) to pH 6.4 (purple)

ACRO19004

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