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Before heating the solution, gently place a few drops on the watch glass to observe any color change during evaporation.
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Before heating the solution, gently place a few drops on the watch glass to observe any color change during evaporation.
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Related words
watch glass
Noun
Japanese Meaning
化学実験などで使用される、やや凹面を持つ円形のガラス器具。少量の試料保持、液体の蒸発、ビーカーの覆いとして用いられる。
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