Devarda's legering, granulat, AnalaR NORMAPUR® analyse reagens
Leverandør: VWR Chemicals
Ratings:
Ingen bedømmelse
Samlet vurdering
Gennemsntilig vurdering
20942.181EA
1130
DKK
20942.181
20942.294
Devarda's legering, granulat, AnalaR NORMAPUR® analyse reagens
Devarda's legering
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%).
Kogepunkt:
906 °C (1013 hPa) Smeltepunkt: 490…560 °C Massefylde: 5,79 g/cm³ (20 °C) Opbevaringstemperatur: Stue temperatur |
MDL Number:
MFCD00198176 CAS-nummer: 8049-11-4 UN nummer: 3089 ADR: 4.1,II Merck Index: 13,02958 |
Specifikationer Testresultater
N (Nitrogen) | Max. 10 ppm |
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