Devardova slitina, granule, AnalaR NORMAPUR® analytical reagent
Dodavatel: VWR Chemicals
Synonyms:
Copper aluminium zinc alloy (50:45:5 w%), Devarda's metal
20942.181EA
4030
CZK
20942.181
20942.294
Devardova slitina, granule, AnalaR NORMAPUR® analytical reagent
Devardova slitina
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%).
Bod varu:
906 °C (1013 hPa) Bod tání: 490…560 °C Hustota: 5,79 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00198176 CAS číslo: 8049-11-4 UN: 3089 ADR: 4.1,II Merck Index: 13,02958 |
Výsledky specifikačního testu
N (Nitrogen) | Max. 10 ppm |
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