Poly(1-vinylimidazole) (PVI)
Stable???I do GPC for it 3 times.It changed from time to time.Donno why.....
Thanks!
b**s 发帖数: 589
2
给点详细情况,变宽变窄?变大变小?
应该不会降解,很短的时间
GPC的原理就是大分子走阳关大道,先出来;小分子钻胡同,绕来绕去后出来
可能情况
1。柱子坏了
2。PVI溶的不好
3。样品不consistent,homogenoues
4。PVI对GPC填充物有吸附?(not sure if it is right)
【在 z*******g 的大作中提到】 : Poly(1-vinylimidazole) (PVI) : Stable???I do GPC for it 3 times.It changed from time to time.Donno why..... : Thanks!