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Mercuric Oxide Red 99% Extrapure
Mercury(II) oxide red

Product Code.
01670
Grade
Purity
99%
CAS No.
21908-53-2
Molecular Formula
HgO
Molecular Weight
216.59
H.S.Code
2852.10000
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

Packaging

Specification

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

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