MERCK 106557.0250 di-Sodium Oxalate GR CAS No.62-76-0

Key Spec Table

CAS #	EC Number	Hill Formula	Molar Mass
62-76-0	200-550-3	C₂Na₂O₄	134 g/mol

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Description
Catalogue Number	106557
Synonyms	Oxalic acid sodium salt

Product Information
CAS number	62-76-0
EC index number	607-007-00-3
EC number	200-550-3
Hill Formula	C₂Na₂O₄
Molar Mass	134 g/mol
HS Code	2917 11 10
Structure formula Image
Quality Level	MQ300

Physicochemical Information
Density	2.340 g/cm3
Melting Point	250 °C (decomposition)
pH value	8 (30 g/l, H₂O, 20 °C)
Bulk density	600 kg/m3
Solubility	37 g/l

Toxicological Information
LD 50 oral	LD50 Rat 375 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H302 + H312: Harmful if swallowed or in contact with skin.
Precautionary Statement(s)	P264: Wash skin thoroughly after handling.P280: Wear protective gloves/ protective clothing.P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.P302 + P352 + P312: IF ON SKIN: Wash with plenty of water. Call a POISON CENTER/doctor if you feel unwell.P362 + P364: Take off contaminated clothing and wash it before reuse.P501: Dispose of contents/ container to an approved waste disposal plant.
Signal Word	Warning
RTECS	KI1750000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly hazardous to water
Disposal	3Relatively 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
Categories of danger	harmful

Storage and Shipping Information
Storage	Store at +2°C to +30°C.

Specifications
Assay (manganometric)	≥ 99.8 %
pH-value (3 %, water)	7.5 - 8.5
Chloride (Cl)	≤ 0.002 %
Sulfate (SO₄)	≤ 0.002 %
Total nitrogen (N)	≤ 0.001 %
Fe (Iron)	≤ 0.0005 %
K (Potassium)	≤ 0.005 %
Heavy metals (as Pb)	≤ 0.001 %
Loss on Drying (105 °C)	≤ 0.05 %