Calcium Sulfide - ≥99.9% metals basis, powder , CAS No.20548-54-3

CAS: 20548-54-3 Cat. No.: C1492924 Molecular Weight: 72.14 EC Number: 243-873-5
AVAILABLE TO ORDER
GRADE & PURITY ≥99.9% metals basis powder
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
Size
Status
Price
Qty
1g
C1492924-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$29.90
5g
C1492924-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$79.90
25g
C1492924-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$317.90
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Why this grade

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

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice 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.

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Literature proof

Cited in 6 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Calcium sulfide may be used to remove heavy metals from wastewater.

Specifications

Specifications & Purity
≥99.9% metals basis, powder
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥99.9% metals basis
Names and Identifiers
WGK Germany 2
UN Number 3179
Molecular Weight 72.14

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
H2613342Certificate of AnalysisAug 01, 2026 C1492924
H2613385Certificate of AnalysisAug 01, 2026 C1492924
H2613386Certificate of AnalysisAug 01, 2026 C1492924
Chemical and Physical Properties
SolubilitySlightly soluble in water. Insoluble in alcohol.
SensitivityMoisture Sensitive;Heat and Air Sensitive;Air sensitive
Melt Point(°C)2400°C
Citations of This Product
References
1. Huang Qian, Xia Hongde, Wei Kai.  (2023)  An accurate analysis method of reaction critical state by stoichiometric window function.  THERMOCHIMICA ACTA,      [PMID:] [10.1016/j.tca.2023.179652]
2. Feng Zhu, Xingyun Hu, Linghao Kong, Xianjia Peng.  (2021)  Calcium sulfide-organosilicon complex for sustained release of H2S in strongly acidic wastewater: Synthesis, mechanism and efficiency.  JOURNAL OF HAZARDOUS MATERIALS,      [PMID:34364206] [10.1016/j.jhazmat.2021.126745]
3. Dongmei Li, Jiayue Zhou, Zhuxin Chang, Hongwei Zhao, Nan Zhang, Huan Xia, Linyuan Wang, Jie Zhao, Guanggui Yu, Zhongze Fang, Na Sai.  (2024)  Chameleon-inspired molecular imprinted polymer with bicolored states for visual and stable detection of diethylstilbestrol in water and food samples.  FOOD CHEMISTRY,      [PMID:39729655] [10.1016/j.foodchem.2024.142531]
4. Xiao Wang, Bingcheng Lin, Jian Wang, Yunfeng Ma, Rong Jin, Guorui Liu, Minghui Zheng.  (2024)  Insight into the inhibition mechanisms of Ca-, N-, S-containing compounds on persistent organic pollutant formation from the thermal reaction of anthracene on copper chloride.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2024.154824]
5. Arif Rashid, Abdul Qayum, Syed Asim Shah Bacha, Qiufang Liang, Yuxuan Liu, Lixin Kang, Zhuzhong Chi, Runhao Chi, Xu Han, John-Nelson Ekumah, Muhammad Safiullah Virk, Xiaofeng Ren, Haile Ma.  (2024)  Novel pullulan-sodium alginate film incorporated with anthocyanin-loaded casein-carboxy methyl cellulose nanocomplex for real-time fish and shrimp freshness monitoring.  FOOD HYDROCOLLOIDS,      [PMID:] [10.1016/j.foodhyd.2024.110356]
6. Rui Xiao, Wen-Dong Yao, Wenhao Xing, Chunlan Tang, Wenwen Jiang, Sheng-Ping Guo, Wenlong Yin.  (2025)  From Centrosymmetric Ca3Ge2O3S4 to Noncentrosymmetric Ca3Ge2O4Se3: A Nonlinear Optical Ca-Based Oxyselenide.  INORGANIC CHEMISTRY,      [PMID:40634249] [10.1021/acs.inorgchem.5c01715]
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