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Standard
| GB/T 34704-2017 Chemical reagent-General method for the determination of aldehyde (English Version) |
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Detail of GB/T 34704-2017
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Introduction of GB/T 34704-2017
本标准规定了双甲酮(醛试剂)比浊法、变色酸比色法和碱性品红-亚硫酸比色法测定醛的通用方法。
本标准适用于化学试剂中微量醛的测定。双甲酮(醛试剂)比浊法的检测范围为0.5μg/mL～4μg/mL(以HCHO计)；变色酸分光光度法或目视比色法的检测范围为0.04μg/mL～2μg/mL(以HCHO计)；碱性品红-亚硫酸比色法的检测范围为0.4μg/mL～4μg/mL(以HCHO计)、4μg/mL～32μg/mL(以CH3CHO计)。
Contents of GB/T 34704-2017