...废 中文名称： 皮革 化学试验 甲醛含量的测定 英文名称： Leather -- Chemical tests -- Determination of formaldehyde content 标准组织： 【ISO】国际标准化组织标准 正文语种： 英法双语 国标分类： 【Y45】皮革加工与制品综合 原版报价： 瑞士法郎 64.00 ...
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该方法使用仪器简单、操作方便、选择性和准确度好，适合水发食品中甲醛含量的测定。
The method is characterized by simple instrument, easy operation, good selectivity and good accuracy, which is suitable for determination of formaldehyde in soaked food.
采用电位滴定法改进了测定甲醛含量的中性亚硫酸钠法，并对其准确度和影响因素进行了探讨。
In this paper a potentiometric titration was used to improve the neutral sodium sulfite method for determining the content of formaldehyde, and the accuracy and influential factors were discussed.
采用酚试剂比色法并合理使用甲醛测量装置对甲醛含量进行了测定，测量结果的精度能够达到装置标称的5%。
We use of colorimetric phenol reagent and formaldehyde measurement devices for measuring formaldehyde, the accuracy of the measurement results can reach nominal 5% of the device.
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