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1.06585

di-Sodium hydrogen phosphate

Name: di-Sodium hydrogen phosphate
Brand: MM

anhydrous, EMPROVE^® EXPERT, Ph. Eur., BP, JPE, USP, E 339

Synonym(s):

Sodium phosphate dibasic, sec-Sodium phosphate, Disodium hydrogen phosphate, Disodium phosphate, Sodium hydrogenphosphate

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About This Item

Linear Formula:

Na₂HPO₄

CAS Number:

7558-79-4

Molecular Weight:

141.96

EC Index Number:

231-448-7

E Number:

E339

UNSPSC Code:

12352302

MDL number:

MFCD00003496

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Properties

Quality Segment

500

agency

BP, JPE, Ph. Eur., USP

product line

EMPROVE^® EXPERT

form

solid

pH

8.7-9.3 (20 °C, 10 g/L in H₂O)

pKa (25 °C)

(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)

mp

250 °C (decomposition)

application(s)

liquid formulation
ophthalmics
pharmaceutical
semi-solid formulation
solid formulation

storage temp.

2-30°C

SMILES string

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

InChI

1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2

InChI key

BNIILDVGGAEEIG-UHFFFAOYSA-L

Description

General description

Finding the right excipient that matches your needs as well as regulatory demands can be a complicated challenge. With our application know-how and regulatory expertise, we support you in every step of development, scale-up, and production.
As part of our Emprove^® Program, our raw materials are offered with extensive documentation facilitating compliance of your pharma and biopharma product, full supply chain transparency and risk mitigation. Our SAFC^® portfolio of high-quality products for biopharmaceutical and pharmaceutical formulation and production withstands strict quality control procedures and is produced according to applicable cGMP guidelines.

Application

di-Sodium hydrogen phosphate anhydrous is typically used as a phosphate buffer system component for biomolecule downstream chromatography steps or final liquid formulation.

Legal Information

Emprove is a registered trademark of Merck KGaA, Darmstadt, Germany

SAFC is a registered trademark of Merck KGaA, Darmstadt, Germany

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flash_point_f

Not applicable

flash_point_c

Not applicable

Storage Class

13 - Non Combustible Solids

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