Magnesium fluoride - AR, ≥97.5% , CAS No.7783-40-6

CAS: 7783-40-6 Cat. No.: M108385 Molecular Weight: 62.3 EC Number: 231-995-1
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GRADE & PURITY AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results. ≥97.5%
Synonyms
Magnesium flux | Afluon | Sellaite
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
25g
M108385-25g
4
$9.90
100g
M108385-100g
5

$20.90

$26.90
Save $6.00 (22.30%)
500g
M108385-500g
3

$55.90

$100.90
Save $45.00 (44.60%)
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Why this grade

AR, ≥97.5% AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal 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 44 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Magnesium flux | Afluon | Sellaite
Specifications & Purity
AR, ≥97.5%
Storage
Room temperature
Shipped In
Normal
Grade
AR
Purity
≥97.5%
Names and Identifiers
WGK Germany 3
RTECS OM3325000
Molecular Weight 62.3

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:

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

15 results found

Lot NumberCertificate TypeDateItem
L2108204Certificate of AnalysisSep 09, 2025 M108385
D2518367Certificate of AnalysisApr 24, 2025 M108385
D2518368Certificate of AnalysisApr 24, 2025 M108385
G2529321Certificate of AnalysisMar 01, 2025 M108385
G2529322Certificate of AnalysisMar 01, 2025 M108385
J2516558Certificate of AnalysisMar 01, 2025 M108385
J2516560Certificate of AnalysisMar 01, 2025 M108385
J2522762Certificate of AnalysisMar 01, 2025 M108385
E2312688Certificate of AnalysisApr 19, 2023 M108385
E2312689Certificate of AnalysisApr 19, 2023 M108385
E2312690Certificate of AnalysisApr 19, 2023 M108385
K2429110Certificate of AnalysisApr 19, 2023 M108385
B2303878Certificate of AnalysisFeb 10, 2023 M108385
H1803026Certificate of AnalysisJun 14, 2022 M108385
B2303877Certificate of AnalysisNov 01, 2021 M108385

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Chemical and Physical Properties
SolubilitySparingly soluble in water. Slightly soluble in dilute HNO3.
SensitivityMoisture sensitive.
Boil Point(°C)2260°C
Melt Point(°C)1248°C
Documents & Articles
Citations of This Product
References
1. Hongye Wang, Xiaoyu Li, Xinwei Xu, Jin Cheng, Biao Guo, Xianqiang Chen, Hong Wang.  (2023)  MgF2-based microwave dielectric ceramics with ultra-low sintering temperature and high thermal expansion coefficient.  JOURNAL OF THE EUROPEAN CERAMIC SOCIETY,      [PMID:] [10.1016/j.jeurceramsoc.2023.11.050]
2. Qiongqiong Luo, Jinshun Lei, Ziyu Zhuang, Dewen Zeng.  (2023)  Solubility Experiments and Thermodynamic Modeling for the Quaternary System MgF2–MnF2–MnSO4–H2O and Its Subsystems at 298.15 K.  INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH,      [PMID:] [10.1021/acs.iecr.3c03465]
3. Junshan Liu, Na Qi, Shengjuan Dong, Shikao Shi, Jiye Wang, Lianshe Fu.  (2023)  Solid state reaction preparation of BaMg2Si4O10F2:Eu3+ synthetic-mica phosphor for latent fingerprint identification.  CERAMICS INTERNATIONAL,      [PMID:] [10.1016/j.ceramint.2023.11.036]
4. Haotian Liu, Liang Shi, Cheng Liu, Dainan Zhang, Kui Liu, Huaiwu Zhang.  (2023)  Effects of F− substitution on the enhanced microwave dielectric properties of MgTa2O6 ceramics.  CERAMICS INTERNATIONAL,      [PMID:] [10.1016/j.ceramint.2023.09.039]
5. Huanhuan Duan, Leiping Liao, Ran Bi, Yuanfu Deng, Guohua Chen.  (2023)  Regulation of polysulfide adsorption and LiF-rich interface chemistry to achieve high-performance PEO-based lithium–sulfur batteries.  Journal of Materials Chemistry A,  11  (35): (19046-19055).  [PMID:] [10.1039/D3TA03497F]
6. Quan Li, Zhicheng Wang, Yang Wang, Jian Yang.  (2023)  Electromagnetic wave absorption properties of hot-pressed Si3N4-SiC ceramic nanocomposites.  International Journal of Applied Ceramic Technology,  20  (6): (3754-3765).  [PMID:] [10.1111/ijac.14449]
7. Yanhui Zhang, Yun Yang, Xifa Long, Hualing Tian, Xiaofeng Gu, Zhi Su.  (2023)  Na2Mg2P2O7F2: A new diphosphate of the cuspidine family without disorder designed by targeted structural modulation.  INORGANICA CHIMICA ACTA,      [PMID:] [10.1016/j.ica.2023.121615]
8. Yanhui Zhang, Aixin Zhu, Hualing Tian, Xiaofeng Gu, Zhi Su.  (2023)  Syntheses, characterization and theoretical calculation of the first alkali magnesium pyrophosphate fluorides with a short cutoff edge.  JOURNAL OF MOLECULAR STRUCTURE,      [PMID:] [10.1016/j.molstruc.2023.134958]
9. Like Sun, Haoyang Huang, Ping Che, Qiang Lin, Kuo Lian, Jinbing Li, Yu Zhang, Yongsheng Han.  (2022)  In situ discovery on the formation of supported silver catalysts for ethylene epoxidation.  ADVANCED POWDER TECHNOLOGY,      [PMID:] [10.1016/j.apt.2022.103732]
10. Yanping Guo, Jichun Zhu, Dongxing Kou, Wenhui Zhou, Zhengji Zhou, Shengjie Yuan, Yafang Qi, Yuena Meng, Litao Han, Zhi Zheng, Sixin Wu.  (2022)  Plasmonic Local Electric Field-Enhanced Interface toward High-Efficiency Cu2ZnSn(S,Se)4 Thin-Film Solar Cells.  ACS Applied Materials & Interfaces,      [PMID:35653219] [10.1021/acsami.2c04027]
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12. Yuechao Zhao, Xiangyun Zhao, Dongxing Kou, Wenhui Zhou, Zhengji Zhou, Shengjie Yuan, Yafang Qi, Zhi Zheng, Sixin Wu.  (2021)  Local Cu Component Engineering to Achieve Continuous Carrier Transport for Enhanced Kesterite Solar Cells.  ACS Applied Materials & Interfaces,      [PMID:33397088] [10.1021/acsami.0c21008]
13. Xinyi Zhang, Jian-Feng Sun.  (2020)  Intense blue emission of perovskite-type fluoride phosphor Cs4Mg3CaF12: Eu2+ as a promising pc-WLEDs material.  JOURNAL OF ALLOYS AND COMPOUNDS,      [PMID:] [10.1016/j.jallcom.2020.155225]
14. Qingshuai Xu, Xianfeng Yang, Mumin Rao, Dingchang Lin, Kai Yan, RuiAn Du, Jiantie Xu, Yuegang Zhang, Daiqi Ye, Shihe Yang, Guangmin Zhou, Yingying Lu, Yongcai Qiu.  (2019)  High energy density lithium metal batteries enabled by a porous graphene/MgF2 framework.  Energy Storage Materials,      [PMID:] [10.1016/j.ensm.2019.12.028]
15. Yan Ouyang, Yanpeng Guo, Dian Li, Yaqing Wei, Tianyou Zhai, Huiqiao Li.  (2019)  Single Additive with Dual Functional-Ions for Stabilizing Lithium Anodes.  ACS Applied Materials & Interfaces,      [PMID:30807097] [10.1021/acsami.8b21420]
16. Yi-Gang Chen, Meiling Xing, Yao Guo, Zheshuai Lin, Xiujun Fan, Xian-Ming Zhang.  (2019)  BeO6 Trigonal Prism with Ultralong Be–O Bonds Observed in a Deep Ultraviolet Optical Crystal Li13BeBe6B9O27.  INORGANIC CHEMISTRY,      [PMID:30666876] [10.1021/acs.inorgchem.8b03435]
17. Jian-Dong Song, Tong-Yang Song, Ting-Ting Zhang, Yun Wang, Meng-Fei Luo, Ji-Qing Lu.  (2018)  High performance V2O5/MgF2 catalysts for gas-phase dehydrofluorination of 1,1,1,3,3-pentafluoropropane: Support-induced evolution of new active sites.  JOURNAL OF CATALYSIS,      [PMID:] [10.1016/j.jcat.2018.04.014]
18. Jian-Wei Luo, Jian-Dong Song, Wen-Zhi Jia, Zhi-Ying Pu, Ji-Qing Lu, Meng-Fei Luo.  (2017)  Catalytic dehydrofluorination of 1,1,1,3,3-pentafluoropropane to 1,3,3,3-tetrafluoropropene over fluorinated NiO/Cr2O3 catalysts.  APPLIED SURFACE SCIENCE,      [PMID:] [10.1016/j.apsusc.2017.10.102]
19. Yi-Gang Chen, Mei-Ling Xing, Peng-Fei Liu, Yao Guo, Nan Yang, Xian-Ming Zhang.  (2017)  Two Phosphates: Noncentrosymmetric Cs6Mg6(PO3)18 and Centrosymmetric Cs2MgZn2(P2O7)2.  INORGANIC CHEMISTRY,      [PMID:28045262] [10.1021/acs.inorgchem.6b02303]
20. Hengwei Yan, Jianhong Yang, Wangxing Li.  (2011)  Surface Tension and Density in the KF–NaF–AlF3-Based Electrolyte.  JOURNAL OF CHEMICAL AND ENGINEERING DATA,      [PMID:] [10.1021/je2005825]
21. Jiaming Li, Youjian Yang, Jiaxin Yang, Shuwei Lan, Zhaowen Wang.  (2024)  A novel process for recovering LNCM battery cathode material using cryolite-based electrolyte through selective dissolution - Acid leaching - Coprecipitation.  Journal of Cleaner Production,      [PMID:] [10.1016/j.jclepro.2024.143756]
22. Yiming Yu, Yaowu Wei, Kui Liu, Bo Chen, Junfeng Chen.  (2024)  Densification mechanism and thermal shock resistance improvement of MgF2-doped Y2O3 ceramics.  International Journal of Applied Ceramic Technology,      [PMID:] [10.1111/ijac.14825]
23. Wenqiang Liu, Zitong Qi, Tuanning Liu, Yang Zhang.  (2025)  Fluoride Ion Passivation of CsPbBr3 Nanocrystals at Room Temperature for Highly Efficient and Stable White Light-Emitting Diodes.  ACS Applied Materials & Interfaces,      [PMID:40108757] [10.1021/acsami.5c01999]
24. He Jinhua, Wang Chenhui, Liu Mingrui, Ramzan Muhammad, Long Zhiwei, Wu Xian-gang, Chen Yu, Zhong Haizheng.  (2024)  Overcoming side reaction effects in the colloidal synthesis of ZnSe/ZnS core/shell quantum dots with an etching strategy.  Nano Research,      [PMID:] [10.1007/s12274-024-6732-0]
25. Qi Tan, Bingliang Gao, Pengde Gao, Chao Fan, Haijun Li.  (2024)  Quantitative Analysis of Complex Aluminum Electrolytes by X-Ray Fluorescence.  LUMINESCENCE,  39  (11): (e70013).  [PMID:39508338] [10.1002/bio.70013]
26. Shengliang Qi, Kaixin Zhu, Ting Xu, Weiguang Ma, Xu Zong.  (2024)  Rutile-structured high-entropy oxyfluorides: A platform for oxygen evolution catalysis.  Journal of Energy Chemistry,      [PMID:] [10.1016/j.jechem.2024.10.009]
27. Yinghua Zhuang, Feng Sun, Lijuan Zhou, Changxi Jiang, Jianjun Wang, Shuang Li, Shengjun Liao.  (2024)  The influence of magnesium compounds on the properties of silicon nitride ceramics.  International Journal of Applied Ceramic Technology,      [PMID:] [10.1111/ijac.14665]
28. Zheng Wenyan, Wang Zhuo, Chen Weilin, Zhang Mengchao, Li Hui, Yang Guang, Xu Qiang, Qiao Xvsheng, Tan Dezhi, Zhang Junjie, Qiu Jianrong, Qian Guodong, Fan Xianping.  (2024)  Unlocking high photosensitivity direct laser writing and observing atomic clustering in glass.  Nature Communications,  15  (1): (1-10).  [PMID:39333548] [10.1038/s41467-024-52628-4]
29. Yang Jiaxin, Tao Wenju, Chen Liyu, He Jingui, Zhang Yifan, Yu Jiangyu, Wang Zhaowen.  (2021)  Electrochemical Reduction of Silicon Oxide and Codeposition of Al-Si Alloy from Cryolite Molten Salt.  JOM,  73  (12): (3727-3733).  [PMID:] [10.1007/s11837-021-04849-x]
30. Zheng Xiaojian, Ahmed Shehzad, Zhang Yu, Xu Guoqiang, Wang Junyu, Lu Di, Shi Tingshu, Tang Jun, Yan Lei, Chen Wei, Han Peigang, Liu Zhixin, Khan Danish, Wang Xingzhu, Tang Zeguo.  (2025)  Differentiating the 2D Passivation from Amorphous Passivation in Perovskite Solar Cells.  Nano-Micro Letters,  18  (1): (62).  [PMID:40924235] [10.1007/s40820-025-01913-y]
31. Qingbin Cai, Qin Tan, Jiacheng He, Siyuan Tang, Qiang Sun, Dong He, Tianle Cheng, Guoqiang Ma, Jinfeng Huang, Gangsen Su, Chuanxin Chen, Hao Gu, Bingzhe Wang, Jing Fan, Guichuan Xing, Zhubing He.  (2025)  Enhancing electron transport for efficiency -recorded HTL-free inverted perovskite solar cells by molecular complementary passivation.  Joule,      [PMID:] [10.1016/j.joule.2025.101880]
32. Decheng Li, Guyue Li, Yifan Yu, Chilin Li.  (2025)  Construction of Acceptor-Multi-F State Electrolyte to Enable Unprecedented Long-Life and High-Capacity Fluoride-Ion Batteries.  ADVANCED MATERIALS,      [PMID:39962814] [10.1002/adma.202415106]
33. Ying Jiang, Xu Chu, Jie Li, Feilong Dong, Qianmai Qiao, Luze Cai, Jun Liu, Haiming Xie.  (2025)  Constructing stable interface and high-performance solid polymer electrolyte by introducing MgF2 for dendrite-free Li metal batteries.  Journal of Energy Storage,      [PMID:] [10.1016/j.est.2025.115686]
34. Yan Wang, Haohao Ji, Dewen Wang, Shunzo Shimai, Xiaojian Mao, Jian Zhang, Shiwei Wang.  (2025)  Coupled roles of MgF2 additive on sintering of sub-micron alumina transparent ceramics.  JOURNAL OF THE EUROPEAN CERAMIC SOCIETY,      [PMID:] [10.1016/j.jeurceramsoc.2025.117547]
35. Jiaming Li, Youjian Yang, Jiaxin Yang, Hongguang Kang, Zhaowen Wang.  (2025)  Study on the dissolution behavior and mechanism of LFP in the cryolite molten salt system of NaF-AlF3.  SEPARATION AND PURIFICATION TECHNOLOGY,      [PMID:] [10.1016/j.seppur.2025.134060]
36. Zhen Chen, Chuang Zhang, Yuanjing Wang, Hong Ming, Yayun Zhou, Enhai Song, Qinyuan Zhang.  (2025)  Photoluminescence enhancement of Mn4+-doped Rb2NaAlF6 single-crystal phosphors via heterovalent co-doping for wide gamut displays.  Inorganic Chemistry Frontiers,  12  (5): (2003-2012).  [PMID:] [10.1039/D4QI03128H]
37. Yongwen He, Jie Wang, Shaofan Fang, Junshan Qin, Long Feng, Birong Tian, Shaowei Feng, Zhaofeng Wang.  (2025)  Intense and repeatable orange mechanoluminescence of Mn2+ activated CaGa4O7 for visualized mechanics sensing.  Journal of Materials Chemistry C,  13  (13): (6588-6597).  [PMID:] [10.1039/D4TC04960H]
38. Y.T. Liu, Y. Ji, W.J. Zhu, Q. Qian, Q.Y. Zhang.  (2025)  Glass formation, structure and property of Nd3+-doped Sr(PO3)2-Ba(PO3)2-AlF3-MgF2 glass for 0.9μm fiber lasers.  JOURNAL OF NON-CRYSTALLINE SOLIDS,      [PMID:] [10.1016/j.jnoncrysol.2025.123700]
39. Zhiwei Liu, Cong Wang, Qi Tan, Tianshuo Yang, Bingliang Gao.  (2025)  High-quality AlSi alloy fabrication via efficient green synergistic recovery of aluminum and silicon from coal fly ash.  SEPARATION AND PURIFICATION TECHNOLOGY,      [PMID:] [10.1016/j.seppur.2025.135604]
40. Wu Sheng, Wang Shunyu, Shao Zhigang, Wang Yinzhen, Xiong Puxian.  (2025)  Self-powered near-infrared mechanoluminescence through MgO/MgF2 piezo-photonic heterojunctions.  Nature Communications,  16  (1): (1-16).  [PMID:41057357] [10.1038/s41467-025-63980-4]
41. Jiaming Li, Jiaxin Yang, Zhaowen Wang.  (2025)  Electrochemical study on the recovery of LiFePO4 battery cathode material in fluoride molten salt.  SEPARATION AND PURIFICATION TECHNOLOGY,      [PMID:] [10.1016/j.seppur.2025.136071]
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