di-Sodio oxalato, para análisis, ExpertQ®, ACS, Reag. Ph Eur
| Packaging | Reference | Stock | My Price |
|---|---|---|---|
| x 1 kg :: Botella de plástico | SO05301000 | In stock  |
Buy |
Other Packaging
| Packaging | Reference | Stock | My Price |
|---|---|---|---|
| x 5 kg :: Contenedor de plástico | SO0530005P | Buy | |
| x 500 g :: Botella de plástico | SO05300500 | Buy |
- Synonyms: Oxalic acid sodium salt, Soerensen's buffer substancesr- Na2C2O4r- M = 134,01 g/molr- CAS [62-76-0]r- EINECS-No.: 200-550-3r- Solub. in water: (20 ºC): 37 g/lr- Melting point: 250 - 270 ºC (decomposes)r- LD 50 (oral, rat): 7500 mg/kg (oxalic acid)r- EC-Index-No.: 607-007-00-3r- GHS-signal word: Warningr- GHS-H sentences: H302 - H312r- GHS-P sentences: P280 - P264 - P270 - P321 - P301+P312 - P501ar- Tariff number: 2917 11 00 99r- Applications: analytical chemistry, reference material.r- Appearance: White solidrrSPECIFICATIONSrassay (permanganometric): min. 99,8 %rinsoluble matter: max. 0,005 %racidity: passes testrchlorides (Cl): max. 0,002 %rphosphates (as PO4): max. 0,005 %rsulfates (SO4): max. 0,002 %rtotal nitrogen (as N): max. 0,001 %rammonium (NH4): max. 0,002 %rheavy metals (as Pb): max. 0,001 %riron (Fe): max. 5 ppmrlead (Pb): max. 0,001 %rpotassium (K): max. 0,005 %rsubstances darkened by H2SO4: passes testrloss on drying (105 ºC): max. 0,01 %r
Technical documentation
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