NaI M.W. 149.89
DESCRIPTION ................ A white crystalline powder
SOLUBILITY ................. 10aq. soln is clear colourless
ASSAY ...................... min 99%
LOSS ON DRYING ............. max 0.5%
SULPHATE(SO4) .............. max 0.005%
IRON(Fe) ................... max 0.0002%
HEAVY METALS(Pb) ........... max 0.001%
NITROGEN COMPOUNDS(N) ...... max 0.001%
POTASSIUN(K) ............... max 0.01%