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Merck

5.43840

Sodium dihydrogen phosphate anhydrous

for HPLC LiChropur™

Synonym(s):

Sodium dihydrogen phosphate anhydrous, Sodium biphosphate

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About This Item

Empirical Formula (Hill Notation):
H2NaO4P
CAS Number:
7558-80-7
Molecular Weight:
119.98
UNSPSC Code:
41116105
EC Index Number:
231-449-2
NACRES:
NA.21
MDL number:
MFCD00003527

Key Documents

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Product Name

Sodium dihydrogen phosphate anhydrous, for HPLC LiChropur™

SMILES string

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

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

grade

anhydrous

technique(s)

HPLC: suitable

pH

4.5 (20 °C, 10 g/L in H2O)

solubility

850 g/L

bulk density

940 kg/m3

application(s)

environmental
food and beverages

format

single component solution

storage temp.

2-30°C

Quality Level

100

Related Categories

Application

Sodium dihydrogen phosphate anhydrous can be used as an a buffering agent:
  • For the mobile phase in RP-HPLC for the simultaneous determination of pyridoxine hydrochloride and meclizine hydrochloride in pharmaceutical formulations.
  • In the heparin hydrolysis.

General description

Sodium dihydrogen phosphate anhydrous iscommonly used in high-performance liquid chromatography (HPLC) as a bufferingagent to control the pH of the mobile phase.

Other Notes

Discover LiChropur™ reagents ideal for HPLC or LC-MS analysis

Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

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A new validated stability indicating RP-HPLC method for simultaneous estimation of pyridoxine hydrochloride and meclizine hydrochloride in pharmaceutical solid dosage forms
Nawaz MS
Chromatography Research International, 2013 (2013)
Prolonged continuous intravenous infusion of the dipeptide L-alanine-L-glutamine significantly increases plasma glutamine and alanine without elevating brain glutamate in patients with severe traumatic brain injury
Nageli M, et al.
Critical Care, 18(4), 1-12 (2014)

Articles

Assay of Doxepin Hydrochloride USP Monograph

The FPP Purospher® STAR RP-8e column offers a reliable and consistent assay with strong peak shapes and linearity, ensuring precise quantification.

Global Trade Item Number

SKUGTIN
5.43840.025004054839165412
5.43840.010004054839165399

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