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Lamarin環保清潔劑與石化清潔劑之實驗比較
4:12
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2 years ago
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cheerbellehk
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古典實驗,很好。
但是只能夠証明該產品有含碳的化合物,並非証明該產品是天然或合
成,必要時需使用精密儀器( 如HPLC分析儀)去檢驗。
seadog8000
1 year ago
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古典實驗,很好。
但是只能夠証明該產品有含碳的化合物,並非証明該產品是天然或合成,必要時需使用精密儀器( 如HPLC分析儀)去檢驗。
seadog8000 1 year ago