论文部分内容阅读
在2000ml 烧杯中,用浓度为119.4g/L 过氧乙酸加自来水稀释,使浓度为2g/L.取稀释后的过氧乙酸20ml 于预先加有15ml 浓度为2mol/L 硫酸的碘量瓶中,
In 2000ml beaker, with a concentration of 119.4g / L peracetic acid plus tap water diluted to a concentration of 2g / L. Take dilute peracetic acid 20ml pre-added 15ml concentration of 2mol / L sulfuric acid iodine bottle ,