Deprecated: Function split() is deprecated in /home/hualanchemlhfu9a8l2a2n4cshvetm/wwwroot/goods.php on line 366 Strict Standards: Non-static method cls_image::gd_version() should not be called statically in /home/hualanchemlhfu9a8l2a2n4cshvetm/wwwroot/includes/lib_base.php on line 346
- 介绍: pvsk胶体滴定(colloid titration) 是一种简单、快速、准确的测定高分子聚合物电荷的方法。Potassium Polyvinyl Sulfate(聚乙烯硫酸钾,PVSK)于水中可形成带负电的胶体颗粒,Methyl Glycol Chitosan(MGC)在酸性水溶液中带正电,利用电性中和的原理,负电胶体颗粒的会与正电胶体颗粒反应达到电性中和。在适当的pH条件下,此两种胶体可完全反应形成不溶性沉淀物。
- 储存条件: RT
- 用途: 胶体滴定试剂。使用甲苯胺蓝(Toluidine Blue,TB)为指示剂,与正电性胶体混合时,两者之间没滴定时,正电胶体可直接以
Strict Standards: Only variables should be passed by reference in /home/hualanchemlhfu9a8l2a2n4cshvetm/wwwroot/includes/cls_template.php on line 422 Strict Standards: Only variables should be passed by reference in /home/hualanchemlhfu9a8l2a2n4cshvetm/wwwroot/includes/cls_template.php on line 422 Strict Standards: Only variables should be passed by reference in /home/hualanchemlhfu9a8l2a2n4cshvetm/wwwroot/includes/cls_template.php on line 422 Strict Standards: Only variables should be passed by reference in /home/hualanchemlhfu9a8l2a2n4cshvetm/wwwroot/includes/cls_template.php on line 422