Merck 101190 Di-Ammonium oxalate monohydrate EMPLURA® 1 kg

di-Ammonium oxalate monohydrate
EMPLURA® 1 kg

Description
Catalogue Number	101190
Synonyms	Oxalic acid ammonium salt

Product Information
CAS number	6009-70-7
EC index number	607-007-00-3
EC number	214-202-3
Hill Formula	C₂H₈N₂O₄ * H₂O
Chemical formula	(NH₄)₂C₂O₄ * H₂O
Molar Mass	142.11 g/mol
HS Code	2917 11 00
Structure formula Image

Physicochemical Information
Density	1.50 g/cm3 (20 °C)
Melting Point	70 °C (decomposition)
pH value	6.4 (14 g/l, H₂O)
Vapor pressure	(20 °C)
Bulk density	480 kg/m3
Solubility	45 g/l (20 °C) (anhydrous substance)

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H302 + H312: Harmful if swallowed or in contact with skin
Precautionary Statement(s)	P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
Signal Word	Warning
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly water endangering
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Safety Information
Hazard Symbols	Harmful
Categories of danger	harmful
R Phrase	R 21/22 Harmful in contact with skin and if swallowed.
S Phrase	S 24/25 Avoid contact with skin and eyes.

Storage and Shipping Information
Storage	Store at +5 °C to +30 °C.

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

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