Ammonium metatungstate hydrate - ≥90% WO3 basis , CAS No.12028-48-7

CAS: 12028-48-7 Cat. No.: A283516 Molecular Weight: 2956.30 (anhydrous basis) EC Number: 234-733-4 PubChem CID: 375950080
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GRADE & PURITY ≥90% WO3 basis
Storage
Room temperature
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Size
Status
Price
Qty
25g
A283516-25g
2
$59.90
100g
A283516-100g
5
$164.90
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Why this grade

≥90% WO3 basis for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

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

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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 25 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Specifications & Purity
≥90% WO3 basis
Storage
Room temperature
Purity
≥90% WO3 basis
Names and Identifiers
Pubchem Sid504773877
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504773877
Alternate CAS 12333-11-8
PubChem CID 375950080
Molecular Weight 2956.30 (anhydrous basis)

Documentation

📋 Safety Data Sheet (SDS)

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

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✅ Certificate of Analysis (COA)

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

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📊 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:

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8 results found

Lot NumberCertificate TypeDateItem
B2625300Certificate of AnalysisJan 13, 2026 A283516
B2625301Certificate of AnalysisJan 13, 2026 A283516
B2318537Certificate of AnalysisDec 10, 2025 A283516
D2416020Certificate of AnalysisApr 25, 2024 A283516
D2416021Certificate of AnalysisApr 25, 2024 A283516
L2516069Certificate of AnalysisApr 25, 2024 A283516
B2318539Certificate of AnalysisNov 21, 2022 A283516
B2419103Certificate of AnalysisNov 21, 2022 A283516
Citations of This Product
References
1. Xie Wenhe, Ren Yuan, Jiang Fengluan, Huang Xin-Yu, Yu Bingjie, Liu Jianhong, Li Jichun, Chen Keyu, Zou Yidong, Hu Bingwen, Deng Yonghui.  (2023)  Solvent-pair surfactants enabled assembly of clusters and copolymers towards programmed mesoporous metal oxides.  Nature Communications,  14  (1): (1-9).  [PMID:38129402] [10.1038/s41467-023-44193-z]
2. Yang Hu, Siyu Kuang, Xuerong Zhou, Xiang Li, Sheng Zhang, Roel Prins, Chenxi Zhang, Sensen Shang, Qiang Sheng.  (2023)  Insights into Correlations among the Hydrodesulfurization, Hydrodenitrogenation, and Hydrogen Evolution Reactions over Molybdenum Phosphide Catalysts Modified by Cerium Oxide.  ACS Catalysis,      [PMID:] [10.1021/acscatal.3c03637]
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11. Yumin Zhou, Rongyao Li, Lihui Dong, Shibin Yin, Bingxian Chu, Zhengjun Chen, Jiaxiang Wang, Bin Li, Minguang Fan.  (2022)  Heterointerface and Defect Dual Engineering in a Superhydrophilic Ni2P/WO2.83 Microsphere for Boosting Alkaline Hydrogen Evolution Reaction at High Current Density.  ACS Applied Materials & Interfaces,      [PMID:35417130] [10.1021/acsami.2c01208]
12. Yan Gu, Tiefeng Xu, Xiufang Chen, Wenxing Chen, Wangyang Lu.  (2021)  High-loading single-atom tungsten anchored on graphitic carbon nitride (melon) for efficient oxidation of emerging contaminants.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2021.131973]
13. H. Guo, Y.G. Wang, H.R. Fu, Aditya Jain, F.G. Chen.  (2020)  Combined negative thermal expansion and anti-reflective effects of ZrW2O8 layer on the VO2 films with an enhanced luminous transmittance.  SOLAR ENERGY MATERIALS AND SOLAR CELLS,      [PMID:] [10.1016/j.solmat.2020.110528]
14. Jiabin Liu, Bowen Yang, Minghuan Gao, Lisha You, Yuansen Zhang, Zhiying Li, Linna Guo, Tiesheng Li, Penglei Chen, Minghua Liu.  (2020)  Facile synthesis of new polyhedron-like WO3/butterfly-like Ag2MoO4 p–n junction photocatalysts with higher photocatalytic activity in UV/solar region light.  NEW JOURNAL OF CHEMISTRY,  44  (8): (3194-3205).  [PMID:] [10.1039/C9NJ05801J]
15. Lisha You, Minghuan Gao, Tiesheng Li, Linna Guo, Penglei Chen, Minghua Liu.  (2019)  Investigation of the kinetics and mechanism of Z-scheme Ag3PO4/WO3 p–n junction photocatalysts with enhanced removal efficiency for RhB.  NEW JOURNAL OF CHEMISTRY,  43  (43): (17104-17115).  [PMID:] [10.1039/C9NJ04369A]
16. Jianpo Chen, Qiuyan Jin, Yinwei Li, Yan Li, Hao Cui, Chengxin Wang.  (2019)  Design Superior Alkaline Hydrogen Evolution Electrocatalyst by Engineering Dual Active Sites for Water Dissociation and Hydrogen Desorption.  ACS Applied Materials & Interfaces,      [PMID:31566359] [10.1021/acsami.9b13657]
17. Yi Xiao, Zeqing He, Renshan Wang, Xueqin Tao, Benxia Li.  (2019)  Synthesis of WO3 nanofibers decorated with BiOCl nanosheets for photocatalytic degradation of organic pollutants under visible light.  COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS,      [PMID:] [10.1016/j.colsurfa.2019.123752]
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19. Minghuan Gao, Lisha You, Linna Guo, Tiesheng Li.  (2019)  Fabrication of a novel polyhedron-like WO3/Ag2CO3 p-n junction photocatalyst with highly enhanced photocatalytic activity.  JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY,      [PMID:] [10.1016/j.jphotochem.2019.01.022]
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23. Jianwen Lai, Hongbo Qi, Yunfeng Ma, Xiaoqing Lin, Xiaoying Wang, Zhongkang Han, Heidelore Fiedler, Xiaodong Li.  (2025)  Insight into the performance of VOx-WOx/TiO2 catalysts modified by various cerium precursors: A combined study on synergistic NOx and chlorobenzene removal.  JOURNAL OF COLLOID AND INTERFACE SCIENCE,      [PMID:39952107] [10.1016/j.jcis.2025.02.060]
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