Nitrazine yellow indicator grade

Supplier: Thermo Scientific Chemicals

Synonyms: Sodium 3-((2,4-dinitrophenyl)diazenyl)-4-hydroxynaphthalene-2,7-disulphonate

19057-0050 19057-0250
TS19057-0050EA 82 USD
TS19057-0050 TS19057-0250
Nitrazine yellow indicator grade
Nitrazine yellow
Formula: C₁₆H₈N₄Na₂O₁₁S₂
MW: 542.36 g/mol
Storage Temperature: Ambient
MDL Number: MFCD00003938
CAS Number: 5423-07-4

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Specification Test Results

Appearance Yellow to orange to brown Powder
Infrared spectrum Conforms
UV spectrophotometry ≥85 %
Visual transition interval from pH 6.0(bright yellow) to pH 7.2(bright blue)

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