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RDD007 Sigma-Aldrich

Sodium phosphate monobasic

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

Synonym: Monosodium dihydrogen orthophosphate, Monosodium phosphate, Sodium dihydrogen phosphate

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Properties

Quality Level   100
grade   anhydrous
product line   Redi-Dri
assay   ≥99.0%
form   powder
quality   free-flowing
pH   4.0-4.5 (25 °C, 50 g/L in water)
pKa (25 °C)   (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
SMILES string   [Na+].OP(O)([O-])=O
InChI   1S/Na.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1
InChI key   AJPJDKMHJJGVTQ-UHFFFAOYSA-M

Description

General description

Sodium phosphate is a salt of sodium hydroxide and phosphoric acid. It is commonly used in buffers for molecular biology applications. It can also be used as a catalyst in some organic reactions.

Application

Sodium phosphate monobasic can be used:
• As a catalyst in the synthesis of non-ionic surfactants used for adhesive and detergent applications.
• As a component of phosphate buffer saline (PBS buffer) used in the study of glucose biosensor.

Packaging

1, 2.5 kg in poly bottle

Legal Information

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

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 1
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Buffers - From Bnech to Bulk
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...
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Protocols

Redi-Dri™ FAQs

A time study was performed to test the Red-Dri Packaging System against standard packaging. Equivalent units of both packaging systems containing potassium chloride (KCl) were introduced to a control...
Keywords: Absorption

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Peer-Reviewed Papers
15

References

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