本立德測試（生物高手請入黎ｈｅｌｐｍｅ）

1.Copper (I) oxide
2.Set up a series of test tubes with different concentration of reducing sugar. Compare the tested sample with the serial to see which test tube is most similar to the sample. The concentration can be estimated.

1.銅的離子
2.我們可以透過沈澱物的顏色來分辨濃度
netarive(無串錯的話) :blue
postive(+) : green
(++) : yellow
(+++) : brown
(++++) : brick-red

有D 補充. 2果度

可以透過沈澱物既顏色黎分辨濃度


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藍, 綠, 黃, 啡 , 紅