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Standard
| GB 11934-1989 standard method for hygienic examination of acetaldehyde and acrolin in drinking water sources-Gas chromatography (English Version) |
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Detail of GB 11934-1989
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Introduction of GB 11934-1989
本标准规定了用气相色谱法测定水源水中的乙醛、丙烯醛。
本标准适用于测定水源水中乙醛、丙烯醛。如直接进样，本法最低检测浓度乙醛为。.24m g/L，丙烯醛为0.019 mg/L。若进行蒸馏浓缩，最低检测浓度还可降低。
Contents of GB 11934-1989