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NITRAZINE YELLOW Indicator grade
C.I.No.14890 To perform a fecal pH test for diagnosing intestinal infections or other digestive problems
Phenaphthazine, (3E)-3-[(2,4-Dinitrophenyl)hydrazono]-4-oxonaphthalene-2,7-disulphonic acid
MSDS
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COAs
Packings
5 g
(00005)
25 g
(00025)
Print friendly version
Article No.
04917
Grade
Indicator grade
Purity
CAS No.
5423-07-4
Molecular Formula
C
1
6
H
8
N
4
Na
2
O
1
1
S
2
Molecular Weight
542.4
H.S. Code
3204.1329
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
Brownish red powder
Odour
Odorless
pH value
6.0 - 7.2
Solubility in water [% weight]
Soluble in water
Specifications
Appearance
Orange coloured crystalline powder
pH transition range
6 - 7 (Bright yellow-Bright blue)
Absorption maxima in 0.1 N NaOH
~ 586 nm
Safety Information and Hazard Symbols
Risk Statement: 5
Safety Statement: 15-22-24/25
Revision Date:
18-Apr-2014
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