Potassium iodide ≥99.5%, AnalaR NORMAPUR® analytical reagent
Supplier: VWR Chemicals
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Synonyms:
Dipotassium diiodide, Kali iodide
VWRC26846.292EA
273
SGD
VWRC26846.292
VWRC26846.235
VWRC26846.268
VWRC26846.460
Potassium iodide ≥99.5%, AnalaR NORMAPUR® analytical reagent
Potassium iodide
Formula:
Kl MW: 166 g/mol Boiling Pt: 1330 °C (1013 hPa) Melting Pt: 681 °C Density: 3,13 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00011405 CAS Number: 7681-11-0 EINECS: 231-659-4 Merck Index: 13,07727 |
Specification Test Results
Assay | Min. 99.5 % |
Solution in water | Passes test |
Alkalinity | Max. 0.002 meq/g |
pH (20°C; 5 %) | 5.7 - 9.2 |
Heavy metals (as Pb) | Max. 2 ppm |
Insolubility in water | Max. 50 ppm |
Loss on drying (150°C) | Max. 0.2 % |
Reducing substances (as I) | Max. 10 ppm |
Total N (Nitrogen) | Max. 10 ppm |
Cl + Br (as Cl) | Max. 100 ppm |
IO3 (Iodate) | Max. 2 ppm |
PO4 (Phosphate) | Max. 10 ppm |
SO4 (Sulphate) | Max. 10 ppm |
As (Arsenic) | Max. 0.1 ppm |
Ba (Barium) | Max. 20 ppm |
Ca (Calcium) | Max. 10 ppm |
Cu (Copper) | Max. 2 ppm |
Fe (Iron) | Max. 2 ppm |
Mg (Magnesium) | Max. 5 ppm |
Na (Sodium) | Max. 0.03 % |
Pb (Lead) | Max. 5 ppm |
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