Specification Sheet

Product Name
2,6-Pyridinedicarboxylic acid suitable for ion chromatography, ≥99.5% (T)

Product Number
02321

Product Brand
SIAL

CAS Number
499-83-2

Molecular Weight
167.12

Test

Specification

APPEARANCE (COLOR)Colorless or White
APPEARANCE (FORM)Powder or Crystals
TITRATION (T) NAOH 0.1M≥ 99.5 %
PURITY (GC AREA %)≥ 99.5 %
RESIDUE ON IGNITION≤ 0.05 %
PROTON NMR SPECTRUMCONFORMS TO STRUCTURE
ALUMINIUM (ICP)≤ 10 mg/kg
BARIUM (ICP)≤ 10 mg/kg
BISMUTH (ICP)≤ 10 mg/kg
CALCIUM (ICP)≤ 10 mg/kg
CADMIUM (ICP)≤ 5.0 mg/kg
COBALT (ICP)≤ 5.0 mg/kg
CHROMIUM (ICP)≤ 5.0 mg/kg
COPPER (ICP)≤ 5.0 mg/kg
IRON (ICP)≤ 2.0 mg/kg
POTASSIUM (ICP)≤ 100 mg/kg
LITHIUM (ICP)≤ 5.0 mg/kg
MAGNESIUM (ICP)≤ 5.0 mg/kg
MANGANESE (ICP)≤ 5.0 mg/kg
MOLYBDENUM (ICP)≤ 5.0 mg/kg
SODIUM (ICP)≤ 50 mg/kg
NICKEL (ICP)≤ 5.0 mg/kg
LEAD (ICP)≤ 5.0 mg/kg
STRONTIUM (ICP)≤ 5.0 mg/kg
ZINC (ICP)≤ 5.0 mg/kg
PHOSPHATE (PO4)≤ 5.0 mg/kg
RECOMMENDED RETEST PERIOD42 MONTHS

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