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S9763 Sigma-Aldrich

Sodium phosphate dibasic

ACS reagent, ≥99.0%

Synonym: sec-Sodium phosphate, Disodium hydrogen phosphate, Disodium phosphate, Sodium hydrogenphosphate

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Properties

Related Categories ACS Grade Buffers, Biochemicals and Reagents, Biological Buffers, Buffers A to Z, Capillary Electrophoresis,
grade   ACS reagent
InChI Key   BNIILDVGGAEEIG-UHFFFAOYSA-L
assay   ≥99.0%
impurities   ≤0.002% Chloride (Cl)
  ≤0.01% Insoluble matter
loss   ≤0.2% loss on drying, 105°C
pH   8.7-9.3 (25 °C, 5% in solution)
pKa (25 °C)   (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
anion traces   sulfate (SO42-): ≤0.005%
cation traces   Fe: ≤0.002%
  heavy metals: ≤0.001% (by ICP-OES)

Description

Packaging

1, 2.5 kg in poly bottle

100, 500 g in poly bottle

5, 12 kg in poly drum

Other Notes

Go to Redi-Dri Product Listing 795410

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Safety & Documentation

Safety Information

WGK Germany 
1
RTECS 
WC4500000

Documents

Certificate of Analysis

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Certificate of Origin

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Protocols & Articles

Protocols

Enzymatic Assay of Alcohol Dehydrogenase (EC 1.1.1.1)

This procedure may be used for Alcohol Dehydrogenase products, except for insoluble forms of Alcohol Dehydrogenase (Catalog No. A2529).
Keywords: Extinction coefficient

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Peer-Reviewed Papers
15

References

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