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S9390 Sigma-Aldrich

Sodium phosphate dibasic heptahydrate

ACS reagent, 98.0-102.0%

Synonym: Disodium hydrogen phosphate heptahydrate, Disodium phosphate

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Properties

Related Categories ACS Grade Buffers, Biochemicals and Reagents, Biological Buffers, Buffers A to Z, Chemical Synthesis,
grade   ACS reagent
vapor density   4.9 (vs air)
InChI Key   PYLIXCKOHOHGKQ-UHFFFAOYSA-L
assay   98.0-102.0%
impurities   ≤0.005% Insoluble matter
pH   8.7-9.3 (25 °C, 5% in solution)
density   1.68 g/mL at 25 °C(lit.)
anion traces   chloride (Cl-): ≤0.001%
  sulfate (SO42-): ≤0.005%
cation traces   Fe: ≤0.001%
  heavy metals: ≤0.001% (by ICP-OES)

Description

Packaging

1, 2.5 kg in poly bottle

100, 500 g in poly bottle

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
WGK Germany 
1

Documents

Certificate of Analysis

Certificate of Origin

Protocols & Articles

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Peer-Reviewed Papers
15

References

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