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Sodium cyanide, EssentQ®

- NaCN
- M = 49,01 g/mol
- CAS [143-33-9]
- EINECS-No.: 205-599-4
- Solub. in water: (20 ºC): 370 g/l
- Melting point: 563 ºC
- Boiling point: 1496 ºC
- Vapour pressure: (50 ºC) 0,1 hPa
- LD 50 (oral, rat): 6,4 mg/kg
- EC-Index-No.: 006-007-00-5
- ADR: 6.1 T5 I UN 1689
- IMDG: 6.1 I UN 1689
- IATA/ICAO: 6.1 I UN 1689
- GHS-signal word: Danger
- GHS-H sentences: H300 - H310 - H330 - H400 - H410 - EUH032
- GHS-P sentences: P260 - P284 - P301+P310 - P320 - P405 - P501a
- Tariff number: 2837 11 00 00
- Applications: for the extraction of gold and silver from minerals, laboratory reagent, fumigant, in galvanotechnia.

SPECIFICATIONS
assay (argentometric): min. 98 %
insoluble in water: max. 0,01 %
chlorides (Cl): max. 0,025 %
ferrocyanide (Fe(CN)6): max. 0,025 %
phosphates (as PO4): max. 0,01 %
sulfates (SO4): max. 0,025 %
sulfides (S): max. 0,003 %
sulfocyanides (SCN): max. 0,05 %
copper (Cu): max. 0,002 %
iron (Fe): max. 0,01 %
lead (Pb): max. 0,001 %
potassium (K): max. 0,2 %
zinc (Zn): max. 0,02 %