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Key Documents

83382

Sigma-Aldrich

Mercury(II) oxide

puriss. p.a., ACS reagent, yellow, ≥99.0% (KT)

Synonym(s):

Mercuric oxide

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About This Item

Empirical Formula (Hill Notation):
HgO
CAS Number:
Molecular Weight:
216.59
EC Number:
MDL number:
UNSPSC Code:
12352300
PubChem Substance ID:

grade

ACS reagent
puriss. p.a.

Assay

≥99.0% (KT)

impurities

≤0.005% total nitrogen (N)

ign. residue (after reduction)

≤0.05%

mp

500 °C (dec.) (lit.)

anion traces

chloride (Cl-): ≤200 mg/kg
sulfate (SO42-): ≤50 mg/kg

cation traces

Ca: ≤10 mg/kg
Cd: ≤1 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤20 mg/kg
K: ≤50 mg/kg
Mg: ≤50 mg/kg
Mn: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

SMILES string

O=[Hg]

InChI

1S/Hg.O

InChI key

UKWHYYKOEPRTIC-UHFFFAOYSA-N

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Other Notes

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

Signal Word

Danger

Hazard Classifications

Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2

Target Organs

Kidney

Storage Class Code

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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C Sparkes et al.
The Journal of laryngology and otology, 111(9), 814-819 (1997-11-28)
The requirement to phase out mercuric oxide (mercury) batteries on environmental grounds has led to the widespread introduction of zinc-air technology. The possibility arises that high drain hearing aids may not be adequately catered for by zinc-air cells, leading to
Christina Stadlbauer et al.
Analytical and bioanalytical chemistry, 383(3), 500-508 (2005-06-11)
The potential of laser ablation inductively coupled plasma mass spectrometry for the time-resolved analysis of heavy-metal intoxication in human bodies by analysis of hair is demonstrated. As application, we analyzed forensic samples from one individual after Hg intake and from
D E Korzhevskiĭ
Morfologiia (Saint Petersburg, Russia), 124(4), 93-94 (2003-11-25)
The study was carried out with the aim of improvement of Harris' alum hematoxylin formula. In presented modified formula toxic mercuric oxide (2.5 g) is substituted by potassium iodate (0.55 g). Alum hematoxylin solution prepared according to suggested formula retains
Junwen Shi et al.
Analytica chimica acta, 583(1), 84-91 (2007-03-28)
In order to investigate trace mercury-containing proteins in maternal rat and their offspring, a method of enriched stable isotopic tracer (196Hg and 198Hg) combined with size-exclusion chromatography (SEC) coupled to inductively coupled plasma-isotope dilution mass spectrometry (ICP-IDMS) was developed. Prior
Graydon Snider et al.
Physical chemistry chemical physics : PCCP, 10(36), 5616-5623 (2008-10-29)
Ozone is assumed to be the predominant tropospheric oxidant of gaseous elemental mercury (Hg0(g)), defining mercury global atmospheric lifetime. In this study we have examined the effects of two atmospherically relevant polar compounds, H2O(g) and CO(g), on the absolute rate

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