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zxf776932260木蟲 (正式寫手)
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[求助]
reacted with H2S in a desiccator ,解釋一下怎么操作
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5.0 g of the prepared ETS powders was stirred for 24 h in an aqueous solution containing Cd(NO3)2 (0.1 M) at 353 K, then filtered and washed thoroughly with deionized water. The dried Cd ion-exchanged ETS powders were then reacted with H2S in a desiccator, thereby incorporating nanosized CdS in thezeolite cages. Sample TextSample Text |

至尊木蟲 (知名作家)
醫(yī)療器械注冊和審核
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