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星辰大海8161

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[求助] Trimethylsilyldiazomethane的使用

第一次用sigma的Trimethylsilyldiazomethane,然后我被囧死了。
打开瓶子,和输液瓶一样的包装,用金属封死了橡胶盖子,只留中间一个孔暴露在外(类似HPLC进样瓶放大版,只不过周围是用金属封死的),我猜测意思是用金属针头之类的东西刺穿取样。
移液枪伸不进去,用注射器取样又担心浪费或者污染(因为药剂很贵啊,很不舍得),纠结了一个晚上了,求完美解决方案。
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