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RDD022 Sigma-Aldrich

Sodium phosphate dibasic

anhydrous, free-flowing, Redi-Dri, ReagentPlus®, ≥99.0%

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

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Properties

Quality Level   100
grade   ReagentPlus®
  Redi-Dri
  anhydrous
assay   ≥99.0%
form   powder
quality   free-flowing
loss   ≤1.0% loss on drying
pH   8.9-9.2 (25 °C, 50 g/L in water)
pKa (25 °C)   (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
solubility   water: 100 mg/mL, clear, colorless
SMILES string   [Na+].[Na+].[H]OP([O-])([O-])=O
InChI   1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
InChI key   BNIILDVGGAEEIG-UHFFFAOYSA-L

Description

Packaging

1 kg in poly bottle

2.5 kg in poly drum

500 g in poly bottle

Legal Information

ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

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

Safety & Documentation

Safety Information

RTECS 
WC4500000

Documents

Certificate of Analysis (COA)

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Protocols & Articles

Articles

Enjoy the Free-flowing Experience - Redi-Dri™

What is the most frustrating moment you have experienced in the lab? Inadequate chemicals for the reaction? Or rock-solid material as you open your bottle when you only need a small amount? If you ha...
Keywords: Environmental

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