一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

Who discovered Germanium?

Jul 8,2026

The existence and properties of Germanium had been predicted in 1871 by Russian chemist Dmitri Mendeleev, who called it "eka-silicon". In 1886, German chemist Clemens Winkler isolated the element from the rare mineral argyrodite in Freiberg, Germany, and named it after his home country.

  • Related articles
  • Related Qustion
See also
4

Lithium fluoride (LiF) is an ionic compound. Its Lewis structure consists of a positively charged lithium ion (Li?) and a negatively charged fluoride ion (F?).....

Jul 8,2026API

Germanium

7440-56-4

You may like

    Germanium manufacturers

    • Germanium Ingot
    • 7440-56-4 Germanium Ingot
    • $2000.00
    • 2025-01-07
    • CAS:7440-56-4
    • Min. Order: 10kg
    • Purity: 99.99%
    • Supply Ability: 1000kg per month
    • 4N 5N Germanium Ingots
    • 7440-56-4 4N 5N Germanium Ingots
    • $2000.00
    • 2025-01-07
    • CAS:7440-56-4
    • Min. Order: 10kg
    • Purity: 99.99%
    • Supply Ability: 1000kg per month
    • Germanium Ingot
    • 7440-56-4 Germanium Ingot
    • $1500.00
    • 2024-09-20
    • CAS:7440-56-4
    • Min. Order: 10kg
    • Purity: 99.99%
    • Supply Ability: 1000kg per month

    滦南县| 曲麻莱县| 武川县| 鹤壁市| 隆化县| 南江县| 昌图县| 江安县| 喀喇沁旗| 吉林省| 黄龙县| 株洲市| 佳木斯市| 五寨县| 旺苍县| 中西区| 宁化县| 成都市| 宜宾县| 綦江县| 石棉县| 平安县| 西城区| 丽水市| 郯城县| 德庆县| 喜德县| 天柱县| 神木县| 紫阳县| 资溪县| 惠州市| 新乐市| 江永县| 孟州市| 荃湾区| 威信县| 从化市| 云林县| 玉溪市| 昌黎县|