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The immersion silver coating on polymer need to pretreat with Sn2+ , you had better try two gun spray .one with silver nitrate the other with reductant .You had better try glucose , hydrazine , formalin or tartrate. The borohydride is too strong for this application . The silver should be white bright .Any dark color is wrong . |
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hkdfp
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2Â¥2006-11-07 11:32:11
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4Â¥2006-11-08 12:03:47














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