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zpl790603

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[交流] 求一小段化工日语翻译,有关六水合氯化锶含量滴定的,

求一小段化工日语翻译,有关六水合氯化锶含量滴定的,

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mnbbnm123

铁杆木虫 (正式写手)


zpl790603(金币+10, 翻译EPI+1):3ks 2011-01-09 11:47:53
操作:将1克试样(精确至0.1mg)加入到500ml容量瓶中,加水到标线,取出25ml,加入75ml水和2ml氯化氨与铵的缓冲溶液,再加2ml铬黑T甲醇溶液,用0.01mol/L EDTA二钠盐液溶滴定(终点,溶液由红色变为青色)

0.01mol/L EDTA二钠盐液溶1ml相当于0.002662克六水氯化锶
2楼2011-01-08 16:41:35
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