preservation of water sample
... chemical wood preservation 木材化学防腐 preservation of water sample 水样保存 preservative a.保存的,防腐的,预防的 n.防腐剂,保护物 ...
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preservation of water sample
水样保存
以上为机器翻译结果,长、整句建议使用 人工翻译 。
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In the determination of total nitrogen in water sample by flow injection analysis instrument, the concentration of sulfuric acid which used for the preservation of sample affected the result.
用流动注射仪测定总氮水样,发现用不同的硫酸浓度保存总氮样品时,对其测定结果有一定的影响,并与过硫酸钾氧化-紫外分光光度法进行比对和分析。
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