Ammonio solfocianuro, per analisi, ExpertQ®, ACS, ISO

- Synonyms: Ammonium sulfocyanyde, Ammonium sulfocyanate, Ammonium rhodanide, Thiocyanic acid ammonium salt
- NH4SCN
- M = 76,12 g/mol
- CAS [1762-95-4]
- EINECS-No.: 217-175-6
- Solub. in water: (20 ºC): soluble
- Melting point: 150 ºC
- Boiling point: 170 ºC (decomposes)
- LD 50 (oral, rat): 500 mg/kg
- EC-Index-No.: 615-004-00-3
- GHS-signal word: Warning
- GHS-H sentences: H302 - H312 - H332 - EUH032
- GHS-P sentences: P261 - P280 - P321 - P301+P312 - P304+P340 - P501a
- Tariff number: 2842 90 80 80
- Applications: analytical chemistry, synthesis of organic products, photography.

SPECIFICATIONS
assay (argentometric): min. 99 %
insoluble in water: max. 0,005 %
pH (5 %, H2O): 4,8 - 5,8
chlorides (Cl): max. 0,005 %
sulfides (S): max. 0,001 %
sulfates (SO4): max. 0,0025 %
copper (Cu): max. 4 ppm
heavy metals (as Pb): max. 5 ppm
iron (Fe): max. 1 ppm
lead (Pb): max. 4 ppm
I2 consuming substances: max. 0,004 meq/g
residue on ignition (as SO4): max. 0,025 %