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dodomonkey銅蟲 (小有名氣)
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[交流]
10ppm的亞甲基藍溶液是按亞甲基藍與水的質(zhì)量比配置嗎? 已有4人參與
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看文獻有:...The photocatalytic activity of C–TiO2 was tested under UV and visible light. 10 ppm methylene blue (MB) solution was prepared in water... 平常配置溶液是按照mg/L進行了。這個ppm是指百萬分之一,不知這個10ppm的溶液,是按照質(zhì)量比配置的嗎? [ Last edited by 王曉萌 on 2013-7-19 at 18:13 ] |

至尊木蟲 (著名寫手)
至尊木蟲 (著名寫手)

至尊木蟲 (知名作家)
銅蟲 (小有名氣)

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