colorimetric determination

基本解释

An effective method was developed for determination of formaldehyde in detergent by using steam distillation extracting combined with acetylacetone -colorimetric method.
用水蒸气蒸馏法提取了春季及夏季产玉兰叶和花的挥发油，用气相色谱-质谱联用技术对挥发油进行了成分分析。
The results of colorimetric determination in natural water are equal to 81% of TOC analyzer. The trend of DOC by colorimetric determination is similar to that of TOC analyzer in soil extractant.
天然水体中水溶性有机碳比色法测定结果相当于TOC仪测定结果的81%，而土壤溶液中有机碳比色结果的趋势与TOC仪测定结果趋势一致。
ObjectiveTo establish the colorimetric assay for the content determination of total saponins in Pfaffia paniculata, which can be used for the quality control of Pfaffia paniculata.
目的建立比色法测定珐菲亚中总皂苷的含量，为珐菲亚的质量控制提供依据。