Disodium hydrogen phosphate heptahydrate, EMSURE® ACS for analysis, Supelco®

: Merck

Disodium hydrogen phosphate heptahydrate, EMSURE® ACS for analysis, Supelco®

: Merck

:7782-85-6

:HNa₂O₄P·7H₂O

:MFCD00149180

:268.07 g/mol

:48 °C

:1,7 g/cm³ (20 °C)

:M-Clarity™ quality level = MQ300

:Ambient

:231-448-7

Assay (acidimetric):
98.0 - 102.0 %
Identity:
passes test
Insoluble matter:
≤ 0.005 %
pH-value (5 %; water, 25 °C):
8.7 - 9.3
Chloride (Cl):
≤ 0.001 %
Sulfate (SO₄):
≤ 0.005 %
Heavy metals (ACS):
≤ 0.001 %
Fe (Iron):
≤ 0.001 %

msds_106575

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