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1.01190

Supelco

di-Ammonium oxalate monohydrate

EMPLURA®

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

vapor pressure

<1 hPa ( 20 °C)

Quality Level

product line

Emplura®

Assay

≥99.0% (manganometric)

form

solid

ign. residue

≤0.1% (as sulfate)

pH

6.5 (20 °C, 41.8 g/L in H2O)

mp

>123 °C (decomposition)

density

1.5 g/cm3 at 20 °C

bulk density

480 kg/m3

anion traces

chloride (Cl-): ≤0.01%
sulfate (SO42-): ≤0.02%

cation traces

Fe: ≤0.002%
heavy metals (as Pb): ≤0.005%

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
2217163797431.93281
vapor pressure

<1 hPa ( 20 °C)

vapor pressure

<0.1 hPa ( 20 °C)

vapor pressure

-

vapor pressure

-

assay

≥99.0% (manganometric)

assay

≥99%, 99.0-101.0% (ACS specification)

assay

≥99.99% trace metals basis

assay

-

form

solid

form

crystalline powder, crystals or granules

form

powder

form

-

pH

6.5 (20 °C, 41.8 g/L in H2O)

pH

6-7 (25 °C, 14.2 g/L)

pH

-

pH

-

mp

>123 °C (decomposition)

mp

133 °C (dec.) (lit.)

mp

133 °C (dec.) (lit.)

mp

-

density

1.5 g/cm3 at 20 °C

density

-

density

-

density

-

Analysis Note

Assay (manganometric): ≥ 99.0 %
Chloride (Cl): ≤ 0.01 %
Sulfate (SO₄): ≤ 0.02 %
Heavy metals (as Pb): ≤ 0.005 %
Fe (Iron): ≤ 0.002 %
Residue on ignition (as sulfate): ≤ 0.1 %

Legal Information

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

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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