DRIED MAGNESIUM HYDROXIDE GEL BP

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L/C

TEST SPECIFICATIONS
Characters : - A White, amorphous powder, practically insoluble in water. It dissolves in dilute mineral acids and in solutions of alkali hydroxides.
Identification : - A solution in dilute HCl yields the reaction of Aluminium
Appearance of Solution : - Solution S is not more opalescent than reference suspension and not more than intensely coloured than reference solution GY.
Alkaline Impurities : - On the addition of 0.3 ml of 0.1 N HCl any Pink Colour disappears
Arsenic : - NMT 4 ppm
Heavy metals : - NMT 60 ppm
Chloride : - NMT 1.00%
Sulphate : - NMT 1.00%
Neutralising Capacity : - 35.0 ml of 0.01N NaOH Max
Assay as Al2O3 : - 47% to 60% w/ w
Microbial Limits
Total aerobic Microbial Counts : - NMT 103/ gm
E.Coil : - Absent / gm
Enterobacteria and certain : - Absent / gm
Other Gram negative bacteria

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