4-Amino-3-hydroxinaftalen-1-sulfonsyra in ACS Reagent grade water ≥90%, Sigma-Aldrich®

Catalog # 398969-25G

CAS Number:

Catalog # 398969-25G

CAS Number:

Specifications

Appearance (Colour):
White to Red and Pink and Faint Purple to Purple
Appearance (Form):
Powder
Infrared spectrum:
Conforms to Structure
Purity (Titration by NaOH):
≥ 90.0%
Residue on ignition (Ash):
≤0.1%
Solubility (Turbidity)
0.1 g/3 ml, 1% Sodium Carbonate Diluted to 10 ml in H₂O:
Pass
Sulphate:
≤0.2%
Additional Test
Sensitivity to Phosphate Test:
Pass
Meets ACS Requirements:
Current ACS Specification

:239.25 g/mol

Merck Index:13,00453

Boiling Pt:466 °C (1013 hPa)

Melting Pt:∼285 °C

:M-Clarity™ quality level = MQ200

Storage Temperature:Omgivande

EINECS:204-147-3

CAS Number:116-63-2

Formula:C₁₀H₉NO₄S

MDL Number:MFCD00004019