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04269

Fosfato de sodio monobásico dihydrate

Name: Fosfato de sodio monobásico dihydrate
Brand: SIGALD

meets analytical specification of Ph. Eur., BP, USP, E 339, 98-100.5% (calc. to the dried substance)

Sinónimos:

Dihidrógenofosfato de sodio dihydrate

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Fórmula lineal:

NaH₂PO₄ · 2H₂O

Número CAS:

13472-35-0

Peso molecular:

156.01

PubChem Substance ID:

329747903

UNSPSC Code:

12161700

NACRES:

NA.25

EC Number:

231-449-2

MDL number:

MFCD00149209

Assay:

98-100.5% (calc. to the dried substance)

Form:

powder or crystals

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Propiedades

Quality Segment

200

assay

98-100.5% (calc. to the dried substance)

form

powder or crystals

quality

meets analytical specification of Ph. Eur., BP, USP, E 339

impurities

heavy metals (as Pb), complies, organic volatile impurities, complies, reducing matter, complies, related substances, complies, residual solvents, complies, ≤0.2% water-insoluble matter

loss

21.5-24.0% loss on drying, 130 °C

pH

4.1-5.0 (20 °C, 1%), 4.2-4.5 (20 °C, 5%)

anion traces

chloride (Cl^-): ≤50 mg/kg, fluoride (F^-): ≤10 mg/kg, sulfate (SO₄^2-): ≤200 mg/kg

cation traces

Al:, in accordance, As: ≤1 mg/kg, Ca: ≤20 mg/kg, Ca:, in accordance, Cd: ≤1 mg/kg, Cu: ≤10 mg/kg, Fe: ≤5 mg/kg, Hg: ≤1 mg/kg, Mg: ≤20 mg/kg, Pb: ≤4 mg/kg, Zn: ≤10 mg/kg

suitability

complies for appearance of solution

SMILES string

O.O.[Na+].OP(O)([O-])=O

InChI

1S/Na.H3O4P.2H2O/c;1-5(2,3)4;;/h;(H3,1,2,3,4);2*1H2/q+1;;;/p-1

InChI key

VBJGJHBYWREJQD-UHFFFAOYSA-M

Descripción

Application

Sodium phosphate monobasic dihydrate has been used for preparing phosphate buffer solution. It has also been used as a mobile phase for high-performance liquid chromatography.

Biochem/physiol Actions

Sodium phosphate monobasic also referred to as sodium dihydrogen phosphate is a chemical reagent possesses high buffering capacity and is used for preparing biological buffers. It was used as a phosphate supplement for determining whether phosphate supplementation can prevent rickets in very low birth weight infants with prenatal deficiency of phosphate.

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Clase de almacenamiento

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c