天气预报15天查询> 其他> 实验室保存饱和氯水的方法是什么

实验室保存饱和氯水的方法是什么

更新时间: 2020-10-31 00:00:00     

实验室保存饱和氯水的方法是放于棕色试剂瓶且密封放置于阴冷处,但无论如何不可长时间保存,因为氯水本身就不稳定,氯水中大量溶解了氯气,氯气有挥发性。氯水为氯气的水溶液,饱和氯水呈现浅黄绿色,具有刺激性气味,一般可分为新制氯水和久置氯水,久置氯水由于次氯酸的见光分解,基本上可以看成是盐酸,所以氯水要用棕色试剂瓶保存。

关键词: 实验室 保存 饱和 方法 什么

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-299707/ | 耗时:0.7564 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=299707 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=299707 LIMIT 0,1
select * from tbl_Articles_sphinx where id=299707 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1067739,1057674,1053404,1095828,1115077,1086354,1107118,1061928,1130858,1077268,1063981,1067803,1077074,1094353,1045923,1015577,1075817,1128125,1073526,1120801,1069083,1096751,1050959,1092724,1091625,1110273,1071501,1052807,1058811,1127992) ORDER BY field (ArticleID,1067739,1057674,1053404,1095828,1115077,1086354,1107118,1061928,1130858,1077268,1063981,1067803,1077074,1094353,1045923,1015577,1075817,1128125,1073526,1120801,1069083,1096751,1050959,1092724,1091625,1110273,1071501,1052807,1058811,1127992)