4-Amino-3-hydroxy-1-naphthalenesulphonic acid 90+% ACS

Supplier: Thermo Scientific
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400850250 400851000
ACRO400850250EA 98.2 EUR
ACRO400850250 ACRO400851000
4-Amino-3-hydroxy-1-naphthalenesulphonic acid 90+% ACS
4-Amino-3-hydroxy-1-naphthalenesulphonic acid
Formula: C₁₀H₉NO₄S
Boiling Pt: 466 °C (1013 hPa)
Melting Pt: 295 °C (dec.)
Storage Temperature: Ambient
MDL Number: MFCD00004019
CAS Number: 116-63-2
EINECS: 204-147-3
Merck Index: 13,00453

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Specification Test Results

Appearance White to light brown-pink to light purple Powder
Infrared spectrum Conforms
Solubility (in sodium carbonate) Passes test
Residue after ignition ≤0.1 %
Titration with NaOH ≥90.0 %
Sensitivity (to phosphate) Passes test
Sulfate (SO4) ≤0.2 %

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