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Key Documents

S8282

Sigma-Aldrich

Sodium phosphate monobasic

BioXtra, ≥99.0%

Synonym(s):

Monosodium dihydrogen orthophosphate, Monosodium phosphate, Sodium dihydrogen phosphate

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About This Item

Linear Formula:
NaH2PO4
CAS Number:
Molecular Weight:
119.98
EC Number:
MDL number:
UNSPSC Code:
12161700
eCl@ss:
38070208
PubChem Substance ID:
NACRES:
NA.25

product line

BioXtra

Quality Level

Assay

≥99.0%

form

powder

impurities

≤0.1% Insoluble matter

pH

4.0-6.0 (20 °C, 1 M in H2O)

solubility

H2O: 1 M, clear, colorless

anion traces

chloride (Cl-): ≤0.05%
sulfate (SO42-): ≤0.05%

cation traces

Al: ≤0.005%
Ca: ≤0.01%
Cu: ≤0.0005%
Fe: ≤0.002%
K: ≤0.2%
Mg: ≤0.005%
NH4+: ≤0.05%
Pb: ≤0.001%
Zn: ≤0.0005%

absorption

≤0.2 at 260 in H2O at 1 M
≤0.2 at 280 in H2O at 1 M

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

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Application


  • Evaluation of a Novel Enteral Phosphorus Therapy with Enteral Nutrition during a National Intravenous Sodium Phosphate Shortage.: Sodium phosphate monobasic was evaluated as an enteral phosphorus supplement, offering a viable alternative during intravenous phosphate shortages and improving patient care in clinical nutrition (Harris et al., 2024).

  • Two chromatographic methods for determination of cytarabine and dexamethazone; two co-administered drugs for the treatment of leukemia: green analytical perspective.: Sodium phosphate monobasic was utilized as a buffering agent in chromatographic methods, enhancing the green analytical determination of leukemia drugs, contributing to sustainable analytical practices (Magdy et al., 2024).

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

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