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Disodium hydrogen phosphate, anhydrous 98-100.5% (dried basis), Puriss., meets analytical specification of BP, Ph. Eur., USP, FCC, E339, Fluka™

Supplier: BURDICK & JACKSON FKA SIGMA

04276-6X1KG 04276-25KG 04276-4X5KG
BJ04276-1KGCS 1150.97 USD InStock
BJ04276-1KG BJ04276-25KG BJ04276-5KG
Disodium hydrogen phosphate, anhydrous 98-100.5% (dried basis), Puriss., meets analytical specification of BP, Ph. Eur., USP, FCC, E339, Fluka™
Disodium hydrogen phosphate


Formula: Na₂HPO₄
Storage Temperature: Ambient
 MDL Number: MFCD00003496
CAS Number: 7558-79-4
EINECS: 231-448-7
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Specification Test Results
Assay (calculated to the dried substance) 98.0 - 100.5 %
Assay of NaH₂PO₄ (calculated to dried substances) Max. 1.0 %
Loss on drying (105°C, 4 h) Max. 1.0 %
Loss on drying (130°C) Max. 1.0 %
pH (1 %,20°C) 8.4 - 9.6
Ammonium (NH₄) Max. 0.002 %
Arsenic (As) Max. 1 ppm
Cadmium (Cd) Max. 1 ppm
Copper (Cu) Max. 0.001 %
Iron (Fe) Max. 20 ppm
Mercury (Hg) Max. 1 ppm
Lead (Pb) Max. 1 ppm
Zinc (Zn) Max. 0.001 %
Heavy metals (as Pb) Max. 10 ppm
Chloride (Cl) Max. 50 ppm
Fluoride (F) Max. 10 ppm
Pyrophosphate (as Na4P₂O₇) Max. 2.0 %
Sulfate (SO₄) Max. 200 ppm
Water insoluble matter Max. 0.2 %
Appearance of the solution complying
Reducing impurities complying
Residual solvents complying
Turbidity Max. 3.5 NTU

 

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