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Oxalic acid dihydrate, EssentQ®

- Synonyms: Ethanedioic acidr- H2C2O4·2H2Or- M = 126,07 g/molr- CAS [6153-56-6]r- EINECS-No.: 205-634-3r- Solub. in water: (20 ºC): 102 g/lr- Melting point: 101 ºCr- LD 50 (oral, rat): 7500 mg/kg (anhydrous substance)r- EC-Index-No.: 607-006-00-8r- GHS-signal word: Dangerr- GHS-H sentences: H302 - H312 - H318r- GHS-P sentences: P280 - P305+P351+P338 - P310 - P321 - P301+P312 - P501ar- Tariff number: 2917 11 00 99r- Applications: analytical chemistry, laboratory reagent, solvents, catalyst.rrSPECIFICATIONSrassay (permanganometric): min. 99,0 %ridentity (IR-spectrum): passes testrnitrogen compounds (as N): max. 0,005 %rchlorides (Cl): max. 0,002 %rsulfates (SO4): max. 0,02 % rheavy metals: max. 0,002 %riron (Fe): max. 0,001 %rresidue on ignition (as SO4): max. 0,05 %r