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MERCURIC OXIDE YELLOW AR/ACS

Mercury(II) oxide Yellow

COAs

Packings

50 g (00050)

100 g (00100)

500 g (00500)

1PB1200060 1PB1200200
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Article No. 04582 Grade AR/ACS
Purity 99.3% CAS No. 21908-53-2
Molecular Formula HgO Molecular Weight 216.59
H.S. Code 2852.1000 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour Orange red to yellow
Odour Odorless Melting point/ Freezing point [°C] 500 °C
Evaporation rate 0.6 Density [g/cm3] 11.14
Solubility in water [% weight] Insoluble

Specifications

Appearance Yellowish orange fine powder Assay (complexometric) 99.3 - 100.5%
Substance insoluble in HCl Max 0.03% Chloride (Cl) Max 0.025%
Sulphate (SO4) Max 0.01% Niitrogen compounds (N) Max 0.005%
Iron (Fe) Max 0.003% Residue after reduction Max 0.05%

Safety Information and Hazard Symbols

Skull and Crossbones Environment Health Hazard
Symbol: GHS06, GHS08, GHS09
 Signal Word: Danger
 UN No.: 1641
 IMCO Class No.: 6.1
 Packing Group: II
 Hazardous Statement: H300-H310-H330-H373-H410
 Precaution Statement: P260-P264-P273-P280-P284-P301 + P310
Revision Date: 07-May-2025

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