Specification Sheet

Product Name
Sodium 1,2-naphthoquinone-4-sulfonate for spectrophotometric det. of isonicotic hydrazide, amines and amino acids, ≥97.0% (T)

Product Number
70382

Product Brand
SIAL

CAS Number
521-24-4

Molecular Weight
260.20

Test

Specification

APPEARANCE (COLOR)Light Orange to Very Dark Orange
APPEARANCE (FORM)Powder
TITRATION (ION EXCHANGE)≥ 97.0 %
PURITY (HPLC AREA %)≥ 97.0 %
SOLUBILITY (COLOR)Light Red to Very Dark Red
SOLUBILITY (TURBIDITY)Clear
SOLUBILITY (METHOD)0.5G IN 10ML WATER, HOT
CARBON 13 NMR SPECTRUMCONFORMS TO STRUCTURE
APPLICATION TESTsuitable for spectrophotometric det. of isonicotic hydrazide, amines and amino acids

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