Sodium sulfide flake in Chemical Watch Glass place next to beaker on white laboratory table. The structure of a chemical compound is shown on the side.

Sodium sulfide flake in Chemical Watch Glass place next to beaker on white laboratory table. The structure of a chemical compound is shown on the side.图片
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Sodium sulfide flake in Chemical Watch Glass place next to beaker on white laboratory table. The structure of a chemical compound is shown on the side.
  • 素材ID:1458090399
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  • 格式:JPG
  • 作者:chadchai
  • 最大分辨率:4800 x 2000px
  • 最大输出:40.64 x 16.93cm (300dpi) | 169.33 x 70.56cm (72dpi)
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