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21908-53-2 - Mercury(II) oxide, red, ACS, 99.0% min - 12277 - Alfa Aesar

12277 Mercury(II) oxide, red, ACS, 99.0% min

Numéro CAS
21908-53-2
Synonymes

Dimensions Prix ($) Quantité Disponibilité
5g 32,10
100g 58,30
500g 198,00
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Mercury(II) oxide, red, ACS, 99.0% min

MDL
MFCD00011045
EINECS
244-654-7

Propriétés chimiques

Formule
HgO
Poids formulaire
216.59
Forme
Orange-red powder
Point de fusion
500° dec.
Densité
11.14
Solubilité
Partially soluble in water, insoluble in alcohol, ether, acetone, ammonia.

Spécifications des grades

Maximum level of impurities: Insoluble in dilute hydrochloric acid 0.03%, Residue after reduction 0.025%, Cl 0.025%, SO<sub>4</sub> 0.015%, Nitrogen compounds (as N) 0.005%, Fe 0.005%

Applications

It is used in marine and porcelain paints, dry batteries, chemical reagents, and topical antiseptics. It acts as a significant part in the production of mercury. It is utilitarian in the deduction of a mercury based superconductor. It is likewise employed, as a photo-oxidant for the photochemical oxidation of primary aromatic amines to the corresponding azoaromatic compounds. It is also an essential material for the preparation of cathodes in mercury batteries.

Notes

HgO decomposes on exposure to light or on heating above 500 °C.

Références bibliographiques

. Farhadi, S.; Zaringhadama, P.; Sahamieh, R. Z. Photo-assisted Oxidation of Anilines and Other Primary Aromatic Amines to Azo Compounds Using Mercury(II) Oxide as a Photo-Oxidant. Acta Chim. Slov. 2007, 54, 647-653.

Mentions de danger et de prudence du SGH

Mentions de danger (UE): H300-H310-H330-H373-H400-H410

Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled. May cause damage to organs through prolonged or repeated exposure. Very toxic to aquatic life. Very toxic to aquatic life with long lasting effects.

Mentions de prudence: P260-P284-P301+P310-P304+P340-P320-P330-P361-P302+P350-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear respiratory protection. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Specific treatment is urgent (see label). Rinse mouth. Remove/Take off immediately all contaminated clothing. IF ON SKIN: Gently wash with plenty of soap and water. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Autres références

Merck
14,5882
Classe de danger
6.1
Groupe d'emballage
II
Code tarifaire harmonisé
2852.10
TSCA
Yes
RTECS
OW8750000

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