Disodium hydrogen phosphate, anhydrous 98.0-100.5% (by acidometric titration), EMPROVE® ESSENTIAL JPE, BP, E339, Ph. Eur., USP suitable for use as excipient, SAFC® | di-Sodium hydrogen phosphate

Disodium hydrogen phosphate, anhydrous 98.0-100.5% (by acidometric titration), EMPROVE® ESSENTIAL JPE, BP, E339, Ph. Eur., USP suitable for use as excipient, SAFC®

Supplier: MERCK PRODUCTION CHEMICALS

Disodium hydrogen phosphate, anhydrous 98.0-100.5% (by acidometric titration), EMPROVE® ESSENTIAL JPE, BP, E339, Ph. Eur., USP suitable for use as excipient, SAFC®

Supplier: MERCK PRODUCTION CHEMICALS

About this item

Synonyms: sec-Sodium phosphate, di-Sodium hydrogen orthophosphate, di-Sodium hydrogen phosphate anhydrous, Sodium hydrogen phosphate, Disodium phosphate, Sodium phosphate dibasic

CAS Number:7558-79-4

:

Formula:Na₂HPO₄

MDL Number:MFCD00003496

Density:1.53 g/cm³ (20 °C)

Molecular Weight:141.96 g/mol

Melting Pt:250

Merck Index:12,08805

Storage Temperature:Ambient

EINECS:231-448-7

REACH:01-2119489797-11

Specifications

Environmentally Preferable:

Specifications

Specification Test Results

Assay (calculated on dried substance according to Ph Eur):
98.0 - 101.0 %
Assay (calculated on dried substance according to USP):
98.0 - 100.5 %
Assay (acidimetric; dried substance):
99.0 - 101.0 %
Identity:
passes test
Appearance of solution:
passes test
In water insoluble matter (calculated on dried substance):
≤ 0.20 %
Sodium dihydrogen phosphate (NaH₂PO₄):
≤ 1.7 %
pH-value (1 %, water):
9.0 - 9.4
Carbonate:
passes test
Chloride (Cl):
≤ 0.01 %
Fluoride (F):
≤ 0.001 %
Sulfate (SO₄):
≤ 0.03 %
Heavy metals (as Pb):
≤ 0.001 %
As (Arsenic):
≤ 0.0001 %
Cd (Cadmium):
≤ 0.0001 %
Fe (Iron):
≤ 0.002 %
Hg (Mercury):
≤ 0.0001 %
Ni (Nickel)*:
≤ 0.0002
Pb (Lead):
≤ 0.0001 %
Residual solvents (ICH Q3C):
excluded by production process
Substances reducing potassium permanganate:
passes test
Loss on drying (130 °C):
≤ 1.0 %
Particle size (< 0.315 mm):
about 99 %

Specification Test Results

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