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1.01192

Supelco

di-Ammonium oxalate monohydrate

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

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Synonym(s):
di-Ammonium oxalate monohydrate, Oxalic acid ammonium salt
Linear Formula:
(NH4)2C2O4 · H2O
CAS Number:
Molecular Weight:
124.10 (anhydrous basis)
MDL number:
EC Index Number:
214-202-3

grade

ACS reagent

Quality Level

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 (SO42-): ≤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

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

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This Item
323043797431.05073
di-Ammonium oxalate monohydrate for analysis EMSURE&#174; ACS,ISO,Reag. Ph Eur

1.01192

di-Ammonium oxalate monohydrate

-
Ammonium oxalate monohydrate puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., 99.5-101.0%

32304

Ammonium oxalate monohydrate

Essential Grade
Ammonium oxalate monohydrate &#8805;99.99% trace metals basis

379743

Ammonium oxalate monohydrate

-
di-Potassium oxalate monohydrate for analysis EMSURE&#174; ACS

1.05073

di-Potassium oxalate monohydrate

-
assay

99.5-101.0% (manganometric)

assay

99.5-101.0%

assay

≥99.99% trace metals basis

assay

99.5-101.0% (oxidimetric)

solubility

41.8 g/L (anhydrous substance)

solubility

-

solubility

-

solubility

392 g/L (anhydrous substance)

Quality Level

300

Quality Level

-

Quality Level

-

Quality Level

300

grade

ACS reagent

grade

ACS reagent, puriss. p.a.

grade

-

grade

ACS reagent

density

1.5 g/cm3 at 20 °C

density

-

density

-

density

2.20 g/cm3 at 20.4 °C

Linkage

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

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

Legal Information

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

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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