di-natriumoxalat ≥99.8%, AnalaR NORMAPUR® analytiskt reagens

Leverantör: VWR Chemicals
Varning

Synonyms: Sodium ethanedioate, Sodium oxalate, Soerensen's buffer substances

27978.237EA 1300 SEK
27978.237 27978.294
di-natriumoxalat ≥99.8%, AnalaR NORMAPUR® analytiskt reagens
di-natriumoxalat
Formel: Na₂C₂O₄
MW: 134 g/mol
Smältpunkt: 250…270 °C
Densitet: 2,27 g/cm³ (20 °C)
Storage Temperature: Omgivande
MDL Number: MFCD00012465
CAS nummer: 62-76-0
EINECS: 200-550-3
Merck Index: 13,08723

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Specifikation testresultat

Assay Min. 99.8 %
pH (20°C; 3 %) 7.5 - 8.5
Heavy metals (as Pb) Max. 10 ppm
Loss on drying (105°C) Max. 0.05 %
Total N (Nitrogen) Max. 10 ppm
Cl (Chloride) Max. 20 ppm
SO4 (Sulphate) Max. 20 ppm
Fe (Iron) Max. 5 ppm
K (Potassium) Max. 50 ppm

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