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methylphenylhydrazine test letter
释义
methylphenylhydrazine test letter
释义
[医]甲基苯肼试验(检果糖):待检液(约含果糖2克)加甲基苯肼4克和足量乙醇使溶液清澄,再加50%醋酸4毫升,加热5~10分钟,如出现甲基苯基果糖脎的红黄色针形结晶,即提示果糖
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North Grosvenordale
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north-half
northhampton
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North Haven
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North Head
north heliographic pole
north hemisphere
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North Hennepin State Community College
North Hero
North Hertfordshire
North Highlands
North Holland
north horr
North Houston
North Hykeham
North I.
northiana
North Idaho College
Northill anchor
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更新时间:2026/7/26 23:29:12