Skip to Content
Merck
CN
All Photos(1)

Documents

Safety Information

1.04466

Supelco

Mercury(II) oxide

red, for analysis EMSURE®

Sign Into View Organizational & Contract Pricing

Synonym(s):
Mercury(II) oxide
Empirical Formula (Hill Notation):
HgO
CAS Number:
Molecular Weight:
216.59
MDL number:
UNSPSC Code:
12352303
EC Index Number:
244-654-7
NACRES:
NA.21

vapor pressure

0.12 Pa ( 20 °C)

Quality Level

product line

EMSURE®

Assay

≥99.0% (complexometric)

form

solid

potency

18 mg/kg LD50, oral (Rat)

impurities

≤0.03% Substances insoluble in dilute hydrochloric acid

ign. residue

≤0.025% (substances not reducing by formic acid, as sulfate)

pH

6-7 (20 °C, 50 g/L in H2O, slurry)

mp

>400 °C (decomposition)

solubility

0.052 g/L

density

11.1 g/cm3 at 20 °C

bulk density

3000 kg/m3

anion traces

chloride (Cl-): ≤0.025%
sulfate (SO42-): ≤0.005%

cation traces

Cd: ≤0.0001%
Cu: ≤0.0005%
Fe: ≤0.01%
N: ≤0.005%
Pb: ≤0.0005%
Zn: ≤0.0005%

storage temp.

2-30°C

InChI

1S/Hg.O

InChI key

UKWHYYKOEPRTIC-UHFFFAOYSA-N

Related Categories

Analysis Note

Assay (complexometric): ≥ 99.0 %
Substances insoluble in dilute hydrochloric acid: ≤ 0.03 %
Chloride (Cl): ≤ 0.025 %
Sulfate (SO₄): ≤ 0.005 %
Total nitrogen (N): ≤ 0.005 %
Cd (Cadmium): ≤ 0.0001 %
Cu (Copper): ≤ 0.0005 %
Fe (Iron): ≤ 0.01 %
Pb (Lead): ≤ 0.0005 %
Zn (Zinc): ≤ 0.0005 %
Substances not reducing by formic acid (Residue on ignition, as sulfate): ≤ 0.025 %

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

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

Regulatory Information

新产品

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service