Silver sulfide - ≥99.9% metals basis , CAS No.21548-73-2

CAS: 21548-73-2 Cat. No.: S106632 Molecular Weight: 247.8 EC Number: 244-438-2 PubChem CID: 274117880
AVAILABLE TO ORDER
GRADE & PURITY ≥99.9% metals basis
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
200mg
S106632-200mg
2
$11.90
1g
S106632-1g
10
$17.90
5g
S106632-5g
5
$69.90
25g
S106632-25g
7
$299.90
100g
S106632-100g
1
$755.90
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Why this grade

≥99.9% metals basis for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 7 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Specifications & Purity
≥99.9% metals basis
Storage
Room temperature
Shipped In
Normal
Purity
≥99.9% metals basis
Names and Identifiers
WGK Germany 3
PubChem CID 274117880
Molecular Weight 247.8

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

29 results found

Lot NumberCertificate TypeDateItem
L2518491Certificate of AnalysisOct 31, 2025 S106632
L2518490Certificate of AnalysisOct 31, 2025 S106632
L2518489Certificate of AnalysisOct 31, 2025 S106632
L2518488Certificate of AnalysisOct 31, 2025 S106632
G2522481Certificate of AnalysisMay 12, 2025 S106632
G2522480Certificate of AnalysisMay 12, 2025 S106632
G2522478Certificate of AnalysisMay 12, 2025 S106632
G2522460Certificate of AnalysisMay 12, 2025 S106632
B2511365Certificate of AnalysisDec 06, 2024 S106632
B2511364Certificate of AnalysisDec 06, 2024 S106632
B2519540Certificate of AnalysisDec 06, 2024 S106632
B2519541Certificate of AnalysisDec 06, 2024 S106632
H2416473Certificate of AnalysisJul 29, 2024 S106632
H2416474Certificate of AnalysisJul 29, 2024 S106632
H2416475Certificate of AnalysisJul 29, 2024 S106632
H2416478Certificate of AnalysisJul 29, 2024 S106632
H2416481Certificate of AnalysisJul 29, 2024 S106632
J2325580Certificate of AnalysisOct 09, 2023 S106632
J2325542Certificate of AnalysisOct 09, 2023 S106632
J2325541Certificate of AnalysisOct 09, 2023 S106632
F2329290Certificate of AnalysisNov 23, 2022 S106632
L22081033Certificate of AnalysisNov 23, 2022 S106632
L2208936Certificate of AnalysisNov 23, 2022 S106632
L2208940Certificate of AnalysisNov 23, 2022 S106632
L2208946Certificate of AnalysisNov 23, 2022 S106632
L2208947Certificate of AnalysisNov 23, 2022 S106632
D23261125Certificate of AnalysisNov 23, 2022 S106632
D23261132Certificate of AnalysisNov 23, 2022 S106632
D1812114Certificate of AnalysisFeb 21, 2022 S106632

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Chemical and Physical Properties
SolubilitySoluble in HNO{3}, alkali cyanide solutions. Insoluble in water;Soluble in aq. HCN, aq. citric acid with KNO3. Insoluble in acids, alkalies, aqueous ammoniums.
SensitivityLight sensitive
Melt Point(°C)845°C
Citations of This Product
References
1. Zhijie Chen, Chao Wang, Ji Yu, Xingming Yang, Xibin Xu, Min Gu.  (2023)  Ag-Ion Dynamics in the Low-Temperature Form of Ag2S as Studied by Impedance Spectroscopy.  Journal of Physical Chemistry C,      [PMID:] [10.1021/acs.jpcc.3c00898]
2. Chang Liu, Cheng Yang, Yu Liu.  (2022)  Aqueous metal-sulfide battery with enhanced stability achieved by a four-electron Ag2S electrode with a Cu2+/Cu+ redox charge carrier.  Energy Storage Materials,      [PMID:] [10.1016/j.ensm.2022.10.048]
3. Yang Wang, Yuqiang Fang, Yunzhen Cao, Fuqiang Huang.  (2022)  Two Nonlinear Optical Thiophosphates Cu5Hg0.5P2S8 and AgHg3PS6 Activated by Their Tetrahedra-Stacking Architecture.  INORGANIC CHEMISTRY,      [PMID:35014792] [10.1021/acs.inorgchem.1c03434]
4. Xin Li, Ya Ma, Xiao-Lin Zhong, Li-Shi Wang.  (2020)  Silver sulfide nanoparticles on MWCNTs stabilized by poloxamer: An enhanced electrochemical sensor for high sensitivity detection of 2,4,6-trinitrotoluene.  MICROCHEMICAL JOURNAL,      [PMID:] [10.1016/j.microc.2020.105488]
5. Wanchun Qiao, Ang Qiao, Yunhang Tao, Shaoxuan Gu, Yuanzheng Yue, Haizheng Tao.  (2020)  Structural Origins of the Enhancement in Ionic Conductivity of a Chalcogenide Compound by Adding AgI.  ChemElectroChem,  (7): (1567-1572).  [PMID:] [10.1002/celc.201902163]
6. Ang Qiao, Haizheng Tao, Yuanzheng Yue.  (2016)  Sub-Tg enthalpy relaxation in a milling-derived chalcogenide glass.  JOURNAL OF THE AMERICAN CERAMIC SOCIETY,  100  (3): (968-974).  [PMID:] [10.1111/jace.14660]
7. Hongtao Ren, Wence Xu, Shengli Zhu, Zhenduo Cui, Xianjin Yang, Akihisa Inoue.  (2015)  Synthesis and properties of nanoporous Ag2S/CuS catalyst for hydrogen evolution reaction.  ELECTROCHIMICA ACTA,      [PMID:] [10.1016/j.electacta.2015.12.096]
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