71504-MM

Sodium phosphate monobasic monohydrate

puriss. p.a., ACS reagent, ≥99.0% (T)

• Synonym(s): Sodium dihydrogen phosphate monohydrate, Monosodium phosphate
• Linear Formula: NaH₂PO₄ · H₂O
• CAS Number: 10049-21-5
• Molecular Weight: 137.99
• EC Number: 231-449-2
• MDL number: MFCD00149208
• PubChem Substance ID: 329763338
• NACRES: NA.21

Properties

• grade: ACS reagent; puriss. p.a.
• assay: ≥99.0% (T)
• impurities: ≤0.01% insoluble matter; ≤10 mg/kg total nitrogen (N)
• pH: 4.1-4.5 (25 °C, 50 mg/mL in H₂O)
• anion traces: chloride (Cl^-): ≤5 mg/kg; sulfate (SO₄^2-): ≤30 mg/kg
• cation traces: As: ≤0.00005%; Ca: ≤0.001%; Cd: ≤0.0005%; Co: ≤0.0005%; Cr: ≤0.0005%; Cu: ≤0.0005%; Fe: ≤0.0005%; K: ≤0.005%; Mg: ≤0.0005%; Mn: ≤0.0005%; Ni: ≤0.0005%; Pb: ≤0.0005%; Zn: ≤0.0005%; heavy metals: ≤10 mg/kg (by ICP-OES)
• storage temp.: 10-30°C
• SMILES string: [Na+].[H]O[H].OP(O)([O-])=O
• InChI: 1S/Na.H3O4P.H2O/c;1-5(2,3)4;/h;(H3,1,2,3,4);1H2/q+1;;/p-1
• InChI key: BBMHARZCALWXSL-UHFFFAOYSA-M

Description

General description

Sodium phosphate monobasic monohydrate is a sodium salt.

Application

Sodium phosphate monobasic monohydrate may be used in the following studies:

• As a mobile phase in HPLC studies.
• For the dissolution of BSA (Bovine serum albumin).
• Preparation of buffer solutions.

Warning

Toxicity: Standard Handling (A)

Safety Information

• Storage Class Code: 10-13 - German Storage Class 10 to 13
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable