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After filtering, she used a rubber policeman attached to a glass rod to scrape the crystalline residue into the watch glass.
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After filtering, she used a rubber policeman attached to a glass rod to scrape the crystalline residue into the watch glass.
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Related words
rubber policeman
Noun
Japanese Meaning
化学実験で使用される器具で、ガラス棒に装着された柔軟なゴム製スクレーパー。主に重量分析で固体の残留物を撹拌したり移動させるために用いられる。
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