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铵盐——氯化物汞齐化新工艺

Gaoya dianqi, 1972
汞齐化(或称汞化),是另件镀银前的一道重要工序。在近百年的电镀发展史中,汞化工艺一直沿用氰化物溶液。它排出的废液、废气,严重影响工人健康和毒害江河农田。因此,将有氰电镀改为无氰电镀,是为人民除害兴利的一项重要措施,是电镀工艺中的一项重大技术革命。国内一些兄弟单位,在向无氰电镀进军中,对无氰汞化进行了一些试验和研究,取得了成绩。我们遵循伟大领袖毛主席“中国应当对于人类有较大的贡献”的教导,坚持“实践、认识、再实践、再认识 ...
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Zhejiang Da Xue Xue Bao Yi Xue Ban
Lyu S, Zhou Y, Xu Y, Yang F.
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[Research progress on sample pretreatment technology for the analysis of new pollutants in food using composite covalent organic framework materials]. [PDF]

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Sun ZY, Yuan GN, Niu YY, Ma JP.
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[<i>In Vitro</i> Biosafety Evaluation of Biodegradable Fluorinated Polyurethane Micelles]. [PDF]

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Wang C, Sun L, Deng Y, Li J, Tan H, Xu J, Liang R.   +6 more
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[NPLOC4 promotes proliferation, invasion, and migration of hepatocellular carcinoma cells via enhancing Wnt/<b>β-</b>catenin<b>-</b>mediated mitophagy]. [PDF]

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Liang S, Lu Z, Zhu Z, Tang T, Ye K.
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[<i>Cuscuta chinensis</i> Lam. reduces oxidative injury in Alzheimer<b>'</b>s disease model cells]. [PDF]

Zhejiang Da Xue Xue Bao Yi Xue Ban
Li D, Liu X, Lu Y, Yu G.
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[Safety study of resin-based dental materials using gas chromatography-mass spectrometry techniques]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi
Li Y, Zeng Y, Du Z, Ren G.
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[Case-based teaching with both positive and negative examples in undergraduate analytical chemistry laboratory： determination of six nitrogen-containing pesticides in environmental samples by solid-phase microextraction-high performance liquid chromatography]. [PDF]

Se Pu
Zhang J, Zhang XZ, Zhang Z, Liu JW, Wang XM.   +4 more
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[Revolution teaching practice in sample pretreatment supported by large-scale instrument： a case study of magnetic covalent organic framework enriching organic ultraviolet filters in seawater]. [PDF]

Se Pu
Li S, Zhu YL, Ren Z, Gao DD, Gu HL, Lao JL.   +5 more
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