The optimized conditions of these two methods were confirmed through investigation and study of the acidity and dosage of color developing reagents.
通过对显色剂剂量和酸度等反应条件的研究和选择,确定了两种方法的最佳实验条件。
Using carubinose as standard, DNS as color developing reagent, the content of mannan in coconut shell was indirectly determined by spectrophotometry.
以D-甘露糖为标准,DNS作显色剂,用分光光度法间接测定椰子壳中甘露聚糖的含量。
The identification of Radix scutellariae was silica gel G plate, n-butanol-glacial acetic acid-water(7:1:2) as the development reagent, chloride ferric(1%) as color developing reagent.
后者黄芩的鉴别:硅胶G薄层板,正丁醇-冰乙酸-水(7:1:2)为展开剂,1%三氯化铁乙醇溶液为显色剂;
It is pointed out that synthesizing some new color developing reagents and improving the sensitivity and selectivity of available color developing reagents are important subjects for the future.
指出新显色剂的合成及原有显色剂灵敏度、选择性方面的改善是今后应重点研究和解决的课题。
With a deep sherry color, developing walnut and little red fruits aromas, this wine has silky tannins that will help him to age.
此酒具有如雪利酒般的深色色泽,带有胡桃木及小型红色果实的香味,如丝般柔顺的单宁令陈年后的酒更具魅力。
The results of the research on the color-developing feature indicated that anthocyanidins were the main reason for the red of purple tealeafin acid condition.
对茶树紫色芽叶呈色特征的研究结果表明,花青素是茶树紫色芽叶在酸性溶液条件下呈红色的主要原因。
The results of the research on the color-developing feature indicated that anthocyanidins were the main reason for the red of purple tealeafin acid condition.
对茶树紫色芽叶呈色特征的研究结果表明,花青素是茶树紫色芽叶在酸性溶液条件下呈红色的主要原因。
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