Sodium Chloride BP

TEST

SPECIFICATION

White or almost white, crystalline powder or colorless crystals or white or almost white pearls.

Solubility

Freely soluble in water, practically insoluble in anhydrous ethanol.

Identification

(A)(B)Gives the reaction of sodium

Appearance of solution

Solution S is clear and colorless

Appearance or alkalinity

NMT 0.5 ml of 0.01M Hydrochloric acid or 0.01M sodium hydroxide is required

Bromides

NMT 100PPM

Ferro cyanide

No blue color develops within 10 minutes

Iodides

The mixture shows no blue color

Nitrites

NLT 0.01 PPM Absorbance at 354 nm.

Phosphates

NMT 25 PPM

Sulphate

NMT 200 PPM

Aluminum

NMT 0.2 PPM

Arsenic

NMT 1 PPM

Barium

As per BP

Iron

NMT 2 PPM

Magnesium and alkaline-earth metals

NMT 100 PPM

Potassium

NMT 500 PPM

Loss on Drying

NMT 0.5% W/W

Assay

99.0% TO 100.5% ODB