Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

5.43840

Supelco

Sodium dihydrogen phosphate anhydrous

for HPLC LiChropur™

Synonym(s):

Sodium dihydrogen phosphate anhydrous, Sodium biphosphate

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

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

grade

anhydrous

Quality Level

100

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

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

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.

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.

Recommended products

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

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

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)
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)

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.

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.

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.

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.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service