Potassium hydrogen phthalate, acidimetric standard, 99…

邻苯二甲酸氢钾酸滴定标准；

Starches and derived products. Determination of sulfur dioxide content. Acidimetric method.

淀粉及其制品。二氧化硫含量的测定。酸度计法。

The acidimetric supernatant was considered as the system blank to compensate the influence of particle dissolution and complex reactions between soluble components on estimation of proton consumption.

将酸量滴定上清液作为体系空白以补偿固体颗粒溶解和组份间络合反应对定量估算质子消耗的影响。