Specification Sheet

Product Name
Lithium fluoride BioUltra, ≥99.0% (F)

Product Number
62497

Product Brand
SIGMA

CAS Number
7789-24-4

Molecular Weight
25.94

Test

Specification

APPEARANCE (COLOR)Colorless or White
APPEARANCE (FORM)Powder
TITRATION99.0 - 101.0 %
TITRATION (METHOD)DETERMINATION OF FLUORIDE WITH ISE
METAL TRACE ANALYSIS (ICP)CORRESPONDS TO REQUIREMENTS
ALUMINIUM (ICP)≤ 200 mg/kg
ARSENIC (ICP)≤ 5.0 mg/kg
BARIUM (ICP)≤ 50 mg/kg
BISMUTH (ICP)≤ 20 mg/kg
CALCIUM (ICP)≤ 500 mg/kg
CADMIUM (ICP)≤ 5 mg/kg
COBALT (ICP)≤ 5 mg/kg
CHROMIUM (ICP)≤ 10 mg/kg
COPPER (ICP)≤ 50 mg/kg
IRON (ICP)≤ 50 mg/kg
MAGNESIUM (ICP)≤ 100 mg/kg
MANGANESE (ICP)≤ 5 mg/kg
MOLYBDENUM (ICP)≤ 5 mg/kg
NICKEL (ICP)≤ 100 mg/kg
LEAD (ICP)≤ 10 mg/kg
STRONTIUM (ICP)≤ 100 mg/kg
ZINC (ICP)≤ 10 mg/kg
POTASSIUM TRACES (F-AAS)≤ 100 mg/kg
SODIUM TRACES (F-AAS)≤ 500 mg/kg
TOTAL SULFUR AS SO4 (ICP)≤ 500 mg/kg
CHLORIDE (CL)≤ 100 mg/kg
SOLUBILITY (METHOD)0.01M in H2O
APPEARANCE (SOLUTION)CLEAR COLORLESS
PH (SOLUTION)6.0 - 8.5
RESIDUE (FILTER TEST)NO RESIDUE
UV - ABS. AT 260 NM≤ 0.01
UV - ABS. AT 280 NM≤ 0.01
RECOMMENDED RETEST PERIOD28 MONTHS