This product does not contain an expiration date. This product contains a recommended retest date of roughly 2 years. A recommended retest date is the period of time during which the product is expected to remain within established stability specifications, provided that it has been stored under defined conditions. After the Retest Date, product samples should be examined to ensure that the product is still in compliance with the established specifications. For more information you may access the "Product Dating Information" document under "ADDITIONAL USEFUL DOCUMENTS ABOUT OUR PRODUCTS" at the bottom of the Quality Services page with this link: https://www.sigmaaldrich.com/life-science/quality-and-regulatory-management/quality-services.
10029
Mercury(II) sulfate
puriss., ≥98%
Synonym(s):
Mercuric sulfate
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About This Item
Linear Formula:
HgSO4
CAS Number:
Molecular Weight:
296.65
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.55
form:
powder or crystals
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grade
puriss.
Quality Level
Assay
≥98%
form
powder or crystals
ign. residue (after red. with HCOOH)
≤0.1% (as SO4)
anion traces
chloride (Cl-): ≤50 mg/kg
cation traces
Fe: ≤50 mg/kg
SMILES string
[Hg++].[O-]S([O-])(=O)=O
InChI
1S/Hg.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2
InChI key
DOBUSJIVSSJEDA-UHFFFAOYSA-L
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Application
Mercury(II) sulfate can be used as a catalyst in the presence of sulfuric acid (H2SO4) for the:
- Direct oxidation of methane to methanol.
- Hydration of alkynes to the corresponding carbonyl compounds.
- Conversion of alkyl protected glycals into their corresponding α,β-unsaturated enals (Perlin aldehydes).
Signal Word
Danger
Hazard Statements
Precautionary Statements
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
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Laurie F Caslake et al.
Applied and environmental microbiology, 70(2), 1145-1150 (2004-02-10)
Contaminated water causes an estimated 6 to 60 billion cases of gastrointestinal illness annually. The majority of these cases occur in rural areas of developing nations where the water supply remains polluted and adequate sanitation is unavailable. A portable, low-cost
Tariq SA and Hill JO.
J. Therm. Anal., 212, 277-281 (1981)
Direct oxidation of methane to methanol by mercuric sulfate catalyst.
Gang X, et al.
J. Catal., 196(2), 287-292 (2000)
Catalysis by mercuric ion of reactions of glycals with water.
Gonzalez F, et al.
Carbohydrate Research, 42(2), 267-274 (1975)
A P de Souza et al.
Dental materials : official publication of the Academy of Dental Materials, 16(2), 103-108 (2001-02-24)
The interaction between metal ions and the oral environment is a major subject matter in dental research. Matrix metalloproteinases (MMPs) have been implicated in several pathologic oral processes such as periodontal tissue destruction, root caries, tumour invasion and temporomandibular joint
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Please, I need to know the expired date of this chemical: Mercury (II) sulfate CAS number 7783-35-9, batch number: BCCF1405, product number: 10029, Quality release date: 27 NOV 2020
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