Limit test for heavy metals
In this limit test, the heavy metals are lead, bismuth, antimony, tin, manganese etc but the heavy metals are expressed in terms of lead. The IP had prescribed the limit test for heavy metals for many drugs.
Inorganic Chemistry
Limit test for chloride
The quantitative or semi-quantitative tests performed to distinguish minute amount of impurities present in the substance and to control their adverse effects are termed as limit tests.
Identification test of ferrous sulphate
Ferrous sulphate (FeSO4) also known as green vitriol or as copperas having a min. of 98% and a max of 103.3N of FeSO4.7H2O.
Identification test of magnesium hydroxide
Magnesium hydroxide Mg(OH)2 is also can be called as milk of magnesia which is a suspension having a min. of 7% w/w and a max of 8.5% w/w of mag hydroxide in purified water
Identification test of sodium bicarbonate
Sodium carbonate is a white alkaline powder popularly known as baking soda and is very much similar to sodium carbonate which is used as cleansing agent.
Assay of copper sulphate
An assay is an investigation of an analyte with a proper procedure in medicines, pharmacology, environmental and molecular biology for qualitative and quantitative measurement
Identification test of calcium gluconate
Calcium gluconate is the calcium salt of gluconic acid having a variety of uses such as calcium replenisher in calcium deficient patients or in hypocalcaemic tetany.
