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04248 Sigma-Aldrich

Potassium phosphate dibasic

puriss., ≥99%

Synonym: Dipotassium hydrogenphosphate, Dipotassium phosphate, sec.-Potassium phosphate

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Properties

Related Categories Chemical Synthesis, Essential Chemicals, Inorganic Salts, Potassium, Potassium Salts,
InChI Key   ZPWVASYFFYYZEW-UHFFFAOYSA-L
grade   puriss.
assay   ≥99%
impurities   ≤0.0005% heavy metals (as Pb)
  ≤0.01% water insolubles
loss   ≤1% loss on drying, 130 °C
pH   8.7-9.4 (20 °C, 1%)
anion traces   chloride (Cl-): ≤20 mg/kg
  fluoride (F-): ≤10 mg/kg
  sulfate (SO42-): ≤100 mg/kg
cation traces   As: ≤1 mg/kg
  Cd: ≤1 mg/kg
  Fe: ≤10 mg/kg
  Hg: ≤1 mg/kg
  Na: ≤1%
  Pb: ≤4 mg/kg

Description

Other Notes

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

Price and Availability

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1

Documents

Certificate of Analysis

Protocols & Articles
Peer-Reviewed Papers
15

References

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