S0751

Sodium phosphate monobasic

ReagentPlus^®, ≥99.0%

• Synonym(s): Monosodium dihydrogen orthophosphate, Monosodium phosphate, Sodium dihydrogen phosphate
• Linear Formula: NaH₂PO₄
• CAS Number: 7558-80-7
• Molecular Weight: 119.98
• EC Number: 231-449-2
• MDL number: MFCD00003527
• eCl@ss: 38070208
• PubChem Substance ID: 24899443

Properties

• Quality Level: 200
• product line: ReagentPlus^®
• assay: ≥99.0%
• form: powder or crystals
• technique(s): DNA extraction: suitable; electrophoresis: suitable; immunocytochemistry: suitable
• 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)
• solubility: water: 100 mg/mL, clear, colorless
• application(s): detection
• 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 monobasic acts as an acidulant in laxatives and effervescent powders. It is used in beverages, cheese and soft drink formulations.

Application

Sodium phosphate monobasic has been used:

• as a reagent for virus transfection and fiber implantation in mouse
• in phosphate buffer for immunocytochemistry and to detect individual catalase activity by PAGE (polyacrylamide gel electrophoresis)
• as a buffer for cycling assay
• in automated DNA extraction method
• as a chemical in artificial cerebro-spinal fluid (aCSF) solution for the preparation of brainstem-spinal cord from rats

Packaging

100, 500 g in poly bottle

1 kg in poly bottle

3 kg in poly drum

Other Notes

Go to Redi-Dri^™ Product Listing RDD007

Legal Information

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

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

Safety Information

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves