All Photos(2)

1.06346

Supelco

Sodium dihydrogen phosphate monohydrate

for analysis EMSURE® ACS,Reag. Ph Eur

Synonym(s):
Sodium dihydrogen phosphate monohydrate, Monosodium phosphate, Sodium phosphate monobasic monohydrate
Linear Formula:
NaH2PO4 · H2O
CAS Number:
Molecular Weight:
137.99
MDL number:
EC Index Number:
231-449-2

Quality Level

grade

ACS reagent

Agency/Method

reag. Ph. Eur.

assay

99.0-102.0% (alkalimetric)

form

crystals

potency

>2000 mg/kg LD50, oral (Rat)
>7940 mg/kg LD50, skin (Rabbit)

pH

4.1-4.5 (25 °C, 50 g/L in H2O)

solubility

850 g/L

density

2.04 g/cm3 at 20 °C

bulk density

880 kg/m3

anion traces

chloride (Cl-): ≤0.0005%
sulfate (SO42-): ≤0.003%

cation traces

Ca: ≤ 0.005%
Fe: ≤ 0.0005%
K: ≤ 0.005%
N: ≤ 0.001%
heavy metals: ≤ 0.0005%

UV absorption

λ: 280 nm Amax: ≤0.05

storage temp.

2-30°C

SMILES string

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

InChI

1S/Na.H3O4P.H2O/c;1-5(2,3)4;/h;(H3,1,2,3,4);1H2/q+1;;/p-1

InChI key

BBMHARZCALWXSL-UHFFFAOYSA-M

Looking for similar products? Visit Product Comparison Guide

Related Categories

Linkage

Replaces: SX0709; SX0709-5; SX0710; SX0710-1; SX0710-3; SX0710-5; SX0710-20

Analysis Note

Assay (alkalimetric): 99.0 - 102.0 %
Insoluble matter: ≤ 0.01 %
pH-value (5 %; water, 25 °C): 4.1 - 4.5
UV absorption (280 nm; 1 mol/l; 1 cm; water): ≤ 0.05
Chloride (Cl): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.003 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (ACS): ≤ 0.0005 %
Ca (Calcium): ≤ 0.005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.005 %
Corresponds to ACS,Reag. Ph Eur

Legal Information

EMSURE is a registered 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

Certificate of Origin

Antonia E Schantl et al.
Nature communications, 11(1), 721-721 (2020-02-07)
Myo-inositol hexakisphosphate (IP6) is a natural product known to inhibit vascular calcification (VC), but with limited potency and low plasma exposure following bolus administration. Here we report the design of a series of inositol phosphate analogs as crystallization inhibitors, among

Articles

Analytical Method: Urea in Water and Wastewater, Enzymatic Determination

Urea in water and wastewater, enzymatic determination - Photometric determination using the indophenol blue method after cleavage of the urea

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