Selen czarny, proszek – SCHARLAU
Informacje dodatkowe
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POBIERZ KARTĘ PRODUKTU
POBIERZ KARTĘ POZIOMU JAKOŚCI
POBIERZ KARTĘ CHARAKTERYSTYKI PRODUKTU
PRODUCENT: SCHARLAB
Selenium, black, powder
– Se
– M = 78,96 g/mol
– CAS [7782-49-2]
– EINECS-No.: 231-957-4
– Solub. in water: (20 ºC): slightly soluble
– Melting point: 217 ºC
– Boiling point: 685 ºC
– Vapour pressure: (20 ºC) 0,001 hPa
– LD 50 (oral, rat): 360 mg/kg
– EC-Index-No.: 034-001-00-2
– ADR: 6.1 T5 III UN 3283
– IMDG: 6.1 III UN 3283
– IATA/ICAO: 6.1 III UN 3283
– GHS-signal word: Danger
– GHS-H sentences: H301 – H331 – H373 – H413
– GHS-P sentences: P260 – P261 – P321 – P304+P340 – P405 – P501a
– Tariff number: 2804 90 00 00
– Applications: analytical chemistry, laboratory reagent, catalyst (for determination of: nitrogen), synthesis of organic products, photography, pigment, in the electronic industry, manufacturing of photoelectric cells, in the rubber industry.
SPECIFICATIONS
assay (gravimetric): min. 99 %
copper (Cu): max. 0,005 %
iron (Fe): max. 0,05 %
lead (Pb): max. 0,05 %
residue on ignition: max. 0,5 %
grain size (> 150 µm): max. 5 %
