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71496

Sodium phosphate monobasic

Name: Sodium phosphate monobasic
Brand: SIAL

purum p.a., anhydrous, ≥99.0% (T)

Synonym(s):

Monosodium dihydrogen orthophosphate, Monosodium phosphate, Sodium dihydrogen phosphate

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About This Item

Linear Formula:

NaH₂PO₄

CAS Number:

7558-80-7

Molecular Weight:

119.98

PubChem Substance ID:

329763329

eCl@ss:

38070208

UNSPSC Code:

12161700

NACRES:

NA.25

EC Number:

231-449-2

MDL number:

MFCD00003527

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Properties

Quality Level

200

grade

anhydrous, purum p.a.

assay

≥99.0% (T)

form

crystals

pH

4.0-4.5 (25 °C, 50 mg/mL in H₂O)

solubility

water: 0.5 g/10 mL, clear, colorless

anion traces

chloride (Cl^-): ≤100 mg/kg, sulfate (SO₄^2-): ≤500 mg/kg

cation traces

Ca: ≤200 mg/kg, Cd: ≤50 mg/kg, Co: ≤50 mg/kg, Cu: ≤50 mg/kg, Fe: ≤50 mg/kg, K: ≤300 mg/kg, Ni: ≤50 mg/kg, Pb: ≤50 mg/kg, Zn: ≤50 mg/kg

application(s)

sample preparation

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 is an effective oral osmotic laxative at minimal concentration. It is used for colonic cleansing before endoscopic examination of colon.

Application

Sodium phosphate monobasic has been used:

as an inorganic phosphate source in cell culture media.
in preparation of phosphate buffered saline.
in preparation of phosphate buffer in glucose assay.

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flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Storage Class

11 - Combustible Solids

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Bowel preparation for colonoscopy with sodium phosphate solution versus polyethylene glycol-based lavage: a multicenter trial

Schanz S, et al.

Diagnostic and therapeutic endoscopy., 2008 (2008)

The safety profile of oral sodium phosphate for colonic cleansing before colonoscopy in adults

Hookey LC, et al.

Gastrointestinal Endoscopy, 56(6), 895-902 (2002)

Semiautomated correlative 3D electron microscopy of in vivo-imaged axons and dendrites

Maco B, et al.

Nature Protocols, 9(6), 1354-1354 (2014)

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Global Trade Item Number

SKU	GTIN
71496-1KG	04061835541638
71496-250G	04061835541645