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Thiourea, EssentQ®

- Synonyms: Thiocarbamide
- CH4N2S
- M = 76,11 g/mol
- CAS [62-56-6]
- EINECS-No.: 200-543-5
- Solub. in water: (20 ºC): 137 g/l
- Melting point: 171 - 184 ºC
- Ignition temp.: 440 ºC
- LD 50 (oral, rat): 1750 mg/kg
- EC-Index-No.: 612-082-00-0
- ADR: 9 M7 III UN 3077
- IMDG: 9 III UN 3077
- IATA/ICAO: 9 III UN 3077
- GHS-signal word: Warning
- GHS-H sentences: H351 - H361d - H302 - H411
- GHS-P sentences: P280 - P273 - P301+P312 - P308+P313 - P405 - P501a
- Tariff number: 2930 90 99 99
- Applications: analytical chemistry, laboratory reagent, synthesis of organic products, photography, manufacturing of synthetic resins, for the detection of: bismuth and selenium.

SPECIFICATIONS
assay (argentometric): min. 98 %
identity (IR-spectrum): passes test
sulfates (SO4): max. 0,05 %
copper (Cu): max. 0,002 %
lead (Pb): max. 0,002 %
nickel (Ni): max. 0,002 %
iron (Fe): max. 0,002 %
residue on ignition: max. 0,1 %