天气预报15天查询> 其他> 甲醛更易溶于哪种溶液

甲醛更易溶于哪种溶液

更新时间: 2020-08-17 00:00:00     

甲醛通常以水溶液形式出现,易溶于水和乙醇,百分之三十五到四十的甲醛水溶液叫做福尔马林。甲醛是一种重要的有机原料,主要用于塑料工业(如制酚醛树脂、脲醛塑料)、合成纤维(如合成维尼纶、聚乙烯醇缩甲醛)、皮革工业、医药、染料等。甲醛水溶液用来泡海产品是错的,因为甲醛水溶液甲醛会与海产品中蛋白质发生反应,破坏蛋白质的结构,使其变质,危害人体健康,但可用甲醛水溶液制作动物标本,使标本能长久保存。

关键词: 甲醛 溶液

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-1781401/ | 耗时:0.1447 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=1781401 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1781401 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1781401 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(2303698,248207,842512,528317,1119317,142968,2402351,1279025,325978,335377,3006081,661850,293622,379097,403600,1117179,266011,1128775,1100771,503650,1082309,248889,1124963,2412923,157233,541831,596961,120150,1130236,1300326) ORDER BY field (ArticleID,2303698,248207,842512,528317,1119317,142968,2402351,1279025,325978,335377,3006081,661850,293622,379097,403600,1117179,266011,1128775,1100771,503650,1082309,248889,1124963,2412923,157233,541831,596961,120150,1130236,1300326)