Merck
All Photos(1)

5.43838

Supelco

di-Sodium hydrogen phosphate anhydrous

for HPLC LiChropur

Synonym(s):
Sodium hydrogenphosphate, Disodium phosphate, Disodium hydrogen phosphate, Sodium phosphate dibasic, sec-Sodium phosphate
Linear Formula:
Na2HPO4
CAS Number:
Molecular Weight:
141.96
MDL number:
EC Index Number:
231-448-7

Quality Level

grade

anhydrous

form

solid

technique(s)

HPLC: suitable

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

solubility

77 g/L

bulk density

880 kg/m3

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

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Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

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Certificate of Quality

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