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US4306993A Microcapsules containing perfluoroalkyl pentafluorosulfide 失效
含有五氟硫烷全氟烷基的微胶囊

Microcapsules containing perfluoroalkyl pentafluorosulfide
摘要:
Vapor permeable microcapsules filled with volatile perfluoroalkyl pentafluorosulfide and used to tag articles for the detection thereof.
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