Silver sulfide - PrimorTrace™, ≥99.99% metals basis, powder , CAS No.21548-73-2

CAS: 21548-73-2 Cat. No.: S1492866 Formula: Ag2S Molecular Weight: 247.8 EC Number: 244-438-2 PubChem CID: 274117880
AVAILABLE TO ORDER
GRADE & PURITY PrimorTrace™ ? PrimorTrace™ — Aladdin's trace-metal-analysis line with ultra-low metal background. Use for ICP/AAS trace-metal work where contamination must be minimal. ≥99.99% metals basis powder
Storage
Protected from light,Room temperature,Argon charged
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
1g
S1492866-1g
Made to order · 8–12 wks
€24.21
5g
S1492866-5g
Made to order · 8–12 wks
€109.25
25g
S1492866-25g
Made to order · 8–12 wks
€488.45
Enter a quantity for the sizes you want to add.
🧪

Why this grade

PrimorTrace™, ≥99.99% metals basis, powder PrimorTrace™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Room temperature,Argon charged 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 8 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Specifications & Purity
PrimorTrace™, ≥99.99% metals basis, powder
Storage
Protected from light,Room temperature,Argon charged
Shipped In
Normal
Grade
PrimorTrace™
Purity
≥99.99% 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.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

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.

3 results found

Lot NumberCertificate TypeDateItem
E2626548Certificate of AnalysisMay 18, 2026 S1492866
E2626549Certificate of AnalysisMay 18, 2026 S1492866
E2626551Certificate of AnalysisMay 18, 2026 S1492866
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  (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]
8. Guo Ao, Yang Si, Chi Yang, Zhang Yu-Xuan, He Tianwei, Ran Mao-Yin, Guo Sheng-Ping.  (2026)  AgEuPS4: Unlocking the Centrosymmetric Shackle of Rare-Earth Thiophosphates via Microscopic Distortion Cascading for Enhanced Second-Harmonic Generation Response.  CHEMISTRY OF MATERIALS,      [PMID:] [10.1021/acs.chemmater.6c02042]
Solution Calculators
Reviews

Customer Reviews

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.