氮 氣
Danqi
Nitrogen
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含二氧化碳不得過 0.03%。
含一氧化碳不得過 0.0005%。
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浩瀚色譜（山東）應(yīng)用技術(shù)開發(fā)有限公司，研發(fā)氣相色譜法測定藥典氮氣中微量的一氧化碳和二氧化碳的含量，面積外標(biāo)法定量，結(jié)果滿意。
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Nitrogen
Danqi
Nitrogen
The carbon dioxide content shall not exceed 0.03%.
The content of carbon monoxide shall not exceed 0.0005%.
Haohan Chromatography (Shandong) Application Technology Development Co., Ltd. has developed a gas chromatography method for the determination of trace amounts of carbon monoxide and carbon dioxide in the nitrogen gas of the Pharmacopoeia. The area external standard method has been used for quantification with satisfactory results.
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