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Sodium Hydroxide

Test Specifications...BP
Descriptions It occurs as white or almost white, crystalline masses, supplied as pellets, sticks or slabs, deliquescent.
Identification Test A Test B (a) pH: Not less than 11. (b) It gives reaction of sodium.
Solubility Very soluble in water, freely soluble in ethanol (96 %).
Appearance of solution The solution is clear and colorless.
Carbonates Not more than 2.0 %
Chlorides Not more than 200 ppm
Sulfates Not more than 200 ppm
Iron Not more than 10 ppm
Assay Not less than 97.0 % and not more than 100.5 %
Test Specification...FCC
Characters It occurs as white or nearly white pellets, flakes, sticks, fused masses, or other forms.
Identification Test(A) (a) It gives positive tests for Sodium.
Solubility One-gram dissolves in 1mL of water. It is freely soluble in alcohol.
Arsenic Not more than 3mg/kg
Carbonate as Na2CO3 Not more than 3.0%
Insoluble substances and organic matter Passes Test
Lead Not more than 2mg/kg
Mercury Not more than 0.1mg/kg
Assay Not less than 95.0% and not more than 100.5% of total alkali calculated as NaOH
Test Specification...USP
Characters It occurs as a white or practically white, fused masses in small pellets, in flakes or sticks and in other forms.
Identification Test A
  1. It gives test for sodium
Solubility Freely soluble in water and in alcohol
Insoluble substances and organic matter Specified Test. A solution (1 in 20) is complete, clear, and colorless to slightly colored.
Potassium Specified Test. No precipitate is formed.
Residual solvents Meets the requirements
Assay A) Total Alkali B) Sodium Carbonate a) Not less than 95.0% and not more than 100.5% of total alkali, calculated as sodium hydroxide b) Not more than 3.0% of sodium carbonate (Na2CO3 ).

Shelf life, Storage and Packing
It should be stored in a segregated area in a cool and ventilated place away from combustible materials. Keep in a tightly closed container, sealed until ready for use. It is packed in 25kg or 50kg HDPE bags or drums as required.

Other
GLP, cGMP (FDA) Approved, ISO 9001, ISO 14001, ISO 45001, ISO 17025, ISO 22000, FSSC 22000, FSSAI, Halal and Kosher certified.
We observe WHO Good manufacturing practice and Good laboratory practice.

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