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MERCURIC OXIDE RED Extra Pure

Mercury(II) oxide red

COAs

Packings

50 g (00050)

100 g (00100)

500 g (00500)

1PB1200060 1PB1200200
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Article No. 04579 Grade Extra Pure
Purity 99% 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 Reddish orange powder Assay Min 99%
Appearance of solution Passes test Impurities with an acidic or alkaline reaction Passes test
Chloride (Cl) Max 0.05% Nitrate (NO3) Passes test
Yellow mercury (II) oxide Passes test Substance not reducible with formic acid (Residue on ignition) Max 0.05%
Loss on drying (at 105°C) Max 0.5%

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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