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Mercury(II) oxide, yellow, for analysis, ExpertQ®, ACS, Reag. Ph Eur

- HgO
- M = 216,59 g/mol
- CAS [21908-53-2]
- EINECS-No.: 244-654-7
- Solub. in water: (25 ºC): 0,052 g/l
- Melting point: > 400 ºC (decomposes)
- Vapour pressure: (20 ºC) 0,0012 hPa
- LD 50 (oral, rat): 18 mg/kg
- EC-Index-No.: 080-002-00-6
- ADR: 6.1 T5 II UN 1641
- IMDG: 6.1 II UN 1641
- IATA/ICAO: 6.1 II UN 1641
- GHS-signal word: Danger
- GHS-H sentences: H300 - H310 - H330 - H373 - H400 - H410
- GHS-P sentences: P260 - P284 - P301+P310 - P320 - P405 - P501a
- Tariff number: 2852 10 00 00
- Applications: analytical chemistry, laboratory reagent, catalyst (synthesis of organic products), painting, pigment (in porcelain industry), for determination of: nitrogen (Kjeldahl).

SPECIFICATIONS
assay (complexometric): min. 99,0 %
identity (IR-spectrum): passes test
insoluble in HCl : max. 0,03 %
chlorides (Cl): max. 0,025 %
sulfates (SO4): max. 0,01 %
nitrogen compounds (as N): max. 0,005 %
cadmium (Cd): max. 0,001 %
iron (Fe): max. 0,003 %
residue after reduction: max. 0,05 %