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1.01192

di-Ammonium oxalate monohydrate

Name: di-Ammonium oxalate monohydrate
Brand: MM

for analysis EMSURE^® ACS,ISO,Reag. Ph Eur

Synonym(s):

di-Ammonium oxalate monohydrate, Oxalic acid ammonium salt

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About This Item

Linear Formula:

(NH₄)₂C₂O₄ · H₂O

CAS Number:

6009-70-7

Molecular Weight:

124.10 (anhydrous basis)

UNSPSC Code:

12352107

EC Index Number:

214-202-3

NACRES:

NA.21

MDL number:

MFCD00149694

Assay:

99.5-101.0% (manganometric)

Grade:

ACS reagent

Form:

solid

Solubility:

41.8 g/L (anhydrous substance)

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Properties

grade

ACS reagent

Quality Level

300

agency

reag. ISO, reag. Ph. Eur.

vapor pressure

<1 hPa ( 20 °C)

product line

EMSURE^®

assay

99.5-101.0% (manganometric)

form

solid

impurities

≤0.005% Insoluble matter

ign. residue

≤0.02% (as sulfate)

pH

6.5 (20 °C, 41.8 g/L in H₂O)

mp

>123 °C (decomposition)

solubility

41.8 g/L (anhydrous substance)

density

1.5 g/cm³ at 20 °C

bulk density

480 kg/m³

anion traces

chloride (Cl^-): ≤0.0005%, nitrate (NO₃^-): ≤0.002%, sulfate (SO₄^2-): ≤0.002%

cation traces

Ca: ≤0.001%, Fe: ≤0.0002%, K: ≤0.001%, Mg: ≤0.001%, Na: ≤0.001%, heavy metals (as Pb): ≤0.0005%

storage temp.

2-30°C

SMILES string

N.N.OC(=O)C(=O)O.O

InChI

1S/C2H2O4.2H3N.H2O/c3-1(4)2(5)6;;;/h(H,3,4)(H,5,6);2*1H3;1H2

InChI key

MSMNVXKYCPHLLN-UHFFFAOYSA-N

Description

Analysis Note

Assay (manganometric): 99.5 - 101.0 %
Insoluble matter: ≤ 0.005 %
Chloride (Cl): ≤ 0.0005 %
Nitrate (NO₃): ≤ 0.002 %
Sulfate (SO₄): ≤ 0.002 %
Heavy metals (as Pb): ≤ 0.0005 %
Ca (Calcium): ≤ 0.001 %
Fe (Iron): ≤ 0.0002 %
K (Potassium): ≤ 0.001 %
Mg (Magnesium): ≤ 0.001 %
Na (Sodium): ≤ 0.001 %
Residue on ignition (as sulfate): ≤ 0.02 %
Corresponds to ACS,ISO,Reag. Ph Eur

Other Notes

Replaces: AX1325; AX1325-2; AX1325-20; AX1325-1

Legal Information

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

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pictograms

GHS07

signalword

Warning

hcodes

H302 - H319

pcodes

P264 - P280 - P301 + P312 - P305 + P351 + P338 - P337 + P313 - P501

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c