Devardas metallbad, granulat, AnalaR NORMAPUR® analytiskt reagens

Leverantör: VWR Chemicals

Synonyms: Copper aluminium zinc alloy (50:45:5 w%), Devarda's metal

20942.181EA 1725 SEK
20942.181 20942.294
Devardas metallbad, granulat, AnalaR NORMAPUR® analytiskt reagens
Devardas metallbad

Devarda's alloy is used as reducing agent in analytical chemistry for the determination of nitrates after their reduction to ammonia under alkaline.


  • For reduction reagent for total Nitrogen determination acc. Kjeldahl
  • For reduction of alkaline Chlorate solutions to Chloride


Devarda's alloy (CAS # 8049-11-4) is an alloy of aluminium (44% – 46%), copper (49% – 51%) and zinc (4% – 6%).

Kokpunkt: 906 °C (1013 hPa)
Smältpunkt: 490…560 °C
Densitet: 5,79 g/cm³ (20 °C)
Storage Temperature: Omgivande
MDL Number: MFCD00198176
CAS nummer: 8049-11-4
UN: 3089
ADR: 4.1,II
Merck Index: 13,02958

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Specifikation testresultat

N (Nitrogen) Max. 10 ppm

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