Specification Sheet
Product Name 1,2-Bis(2-aminophenoxy)ethane-N,N,N′,N′-tetraacetic acid tetrasodium salt,
≥95% (HPLC)
Product Number 14513
Product Brand SIGMA
CAS Number 126824-24-6
Molecular Weight 564.36
 
TEST SPECIFICATION
APPEARANCE (COLOR) White to Faint Beige
APPEARANCE (FORM) Powder
TITRATION (KT) EDTA 0.1M 87.5 - 102.0 %
PURITY (HPLC AREA %) ≥ 95.0 %
SOLUBILITY (COLOR) Colorless to Faint Yellow
SOLUBILITY (TURBIDITY) Clear
SOLUBILITY (METHOD) 0.1G IN 10ML WATER
WATER ≤ 12 %
PROTON NMR SPECTRUM CONFORMS TO STRUCTURE
METAL TRACE ANALYSIS (ICP) CORRESPONDS TO REQUIREMENTS
CALCIUM (ICP) ≤ 30 mg/kg
MAGNESIUM (ICP) ≤ 30 mg/kg