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Sodium di-hydrogen o-phosphate dihydrate BP 500GM
96590SG500339290430AU
BP3392904
13472-35-071639
NaH2PO4.2H2OJanuary 2021
156.01December 2023
Sr.No.TestResultSpecification
1AppearanceColourless crystals.A white or almost white powder or colourless crystals.
2SolubilityPassesVery soluble in water, very slightly soluble in ethanol (96%)
3Identification A (By Chemical test)CompliesSolution should be slightly acid
4Identification B1 (Phosphate)CompliesA yellow precipitate should form which colour does not changes by boiling and which dissolves on addition of ammonia.
5Identification B2 (Phosphate)CompliesA yellow color should develop
6Identification C (for Sodium)CompliesA dense white precipitate should form
7Appearance of solutionPassesClear and colorless solution
8pH4.464.2 - 4.5
9Reducing substancesPassesThe color of permanganate should not completely discharge
10ChloridesLess than 200ppm200ppm max
11Sulphate (SO4)Less than 300ppm300ppm max
12Arsenic (As)Less than 2ppm2ppm max
13Iron (Fe)Less than 10ppm10ppm max
14Loss on drying,130°C23.2%21.5% - 24.0%
15Assay (on dried basis)99.2%98.0% - 100.5%
Remarks: THE CAPTIONED MATERIAL COMPLIES WITH THE PRESCRIBED QUALITY OF BP SPECIFICATION.
FINAR provides this analytical report in good faith and to the best of its knowledge. It should not be substituted for the users own raw material quality control.
Tested By
(Chemist - Quality Control)
Approved By
(Head - Quality Control)
Computer Generated Report - Does not require Signature.
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