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Ammonium iodide, EssentQ®

- NH4I
- M = 144,94 g/mol
- CAS [12027-06-4]
- EINECS-No.: 234-717-7
- Solub. in water: (20 ºC): soluble
- Melting point: 405 ºC
- Tariff number: 2827 60 00 90
- Applications: analytical chemistry, laboratory reagent, photography.

SPECIFICATIONS
assay (argentometric): min. 99 %
insoluble in water: max. 0,005 %
pH (5 %, H2O): 4,5 - 6,5
chlorides and bromides (as Cl): max. 0,02 %
iodates (IO3): max. 0,01 %
sulfates (SO4): max. 0,01 %
thiosulfates (S2O3): max. 0,01 %
arsenic (As): max. 0,0005 %
heavy metals (as Pb): max. 0,001 %
iron (Fe): max. 0,001 %
residue on ignition: max. 0,1 %
loss on drying (105 ºC): max. 1 %