Ammonium Oxalate Monohydrate For Analysis Emsure

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Description
Catalogue Number 101192
Replaces AX1325; AX1325-2; AX1325-20; AX1325-1
Synonyms Oxalic acid ammonium salt
Description di-Ammonium oxalate monohydrate
Product Information
CAS number 6009-70-7
EC index number 607-007-00-3
EC number 214-202-3
Grade ACS,ISO,Reag. Ph Eur
Hill Formula C₂H₈N₂O₄ * H₂O
Chemical formula (NH₄)₂C₂O₄ * H₂O
Molar Mass 142.11 g/mol
HS Code 2917 11 00
Structure formula Image Structure formula Image
Quality Level MQ300
Physicochemical Information
Density 1.5 g/cm3 (20 °C)
Melting Point 133 °C (decomposition)
pH value 6.5 (41.8 g/l, H₂O, 20 °C)
Bulk density 480 kg/m3
Solubility 41.8 g/l (anhydrous substance)
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Statement(s) H302 + H312: Harmful if swallowed or in contact with skin.
H319: Causes serious eye irritation.
Precautionary Statement(s) P264: Wash skin thoroughly after handling.
P270: Do not eat, drink or smoke when using this product.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
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.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Warning
Storage class 10 - 13 Other liquids and solids
WGK WGK 1 slightly hazardous to water
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
Categories of danger harmful
Storage and Shipping Information
Storage Store at +2°C to +30°C.
Specifications
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

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