论文部分内容阅读
紫外分光光度法测定漂精片中有效氯苏州市卫生防疫站杨皓琦将漂精片配制成悬浮液，离心后取上清液，用紫外分光光度法直接测定漂精片中有效氯，获得满意结果。１实验部份１．１仪器紫外可见分光光度计（Ｐ—ＥＬＡＭＢＤＡ２）。１．２测定方法１．２．１标准曲线绘制按《...
Ultraviolet spectrophotometry determination of bleaching tablets effective Chlorine Suzhou City Health and Epidemic Prevention Station Yang Hao Qi bleaching tablets prepared suspension, centrifuged after the supernatant was measured by UV spectrophotometry direct determination of bleach tablets available chlorine satisfactory results . 1 Experimental 1.1 Instruments UV-visible spectrophotometer (P-ELAMBDA2). 1.2 Determination of 1.2.1 standard curve drawn by "...