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US4042392A Formazan images by physical development of catalytic metal nuclei image 失效
甲烷图像通过物理发展催化金属核图像

Formazan images by physical development of catalytic metal nuclei image
摘要:
A process for the formation of formazan dye images employing nuclei of metals from Groups VIIIB and/or IB of the periodic table to catalyze the reduction of tetrazolium salts to the corresponding formazan dye by a reducing agent.
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