Specification Sheet
Product Name 3-Hydroxypicolinic acid,
matrix substance for MALDI-MS, ≥99.0% (HPLC)
Product Number 56197
Product Brand SIAL
CAS Number 874-24-8
Molecular Weight 139.11
 
TEST SPECIFICATION
APPEARANCE (COLOR) White to Faint Yellow to Faint Beige
APPEARANCE (FORM) Powder
TITRATION (T) NAOH 0.1M 99.0 - 101.0 %
PURITY (HPLC AREA %) ≥ 99.0 %
MELTING POINT (DEC.) 210 - 220 C
SOLUBILITY (COLOR) Colorless to Faint Yellow
SOLUBILITY (TURBIDITY) Clear
SOLUBILITY (METHOD) 25MG/ML, H2O
PROTON NMR SPECTRUM CONFORMS TO STRUCTURE
METAL TRACE ANALYSIS (ICP) CORRESPONDS TO REQUIREMENTS
BARIUM (ICP) ≤ 5 mg/kg
CALCIUM (ICP) ≤ 50 mg/kg
CADMIUM (ICP) ≤ 5 mg/kg
COBALT (ICP) ≤ 5 mg/kg
CHROMIUM (ICP) ≤ 5 mg/kg
COPPER (ICP) ≤ 5 mg/kg
IRON (ICP) ≤ 20 mg/kg
POTASSIUM (ICP) ≤ 20 mg/kg
MAGNESIUM (ICP) ≤ 50 mg/kg
MANGANESE (ICP) ≤ 5 mg/kg
SODIUM (ICP) ≤ 100 mg/kg
NICKEL (ICP) ≤ 5 mg/kg
LEAD (ICP) ≤ 5 mg/kg
ZINC (ICP) ≤ 50 mg/kg
RECOMMENDED RETEST PERIOD 28 MONTHS