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: 主要由0.2M乙酸钠溶液、0.2M乙酸溶液按不同比例混合后,获得对应pH值,其乙酸根为0.2M。pH可选2.696,2.913,3.081,3.202,3.416,3.723,4.047,4.270,4.270,4.454,4.626,4.802,4.990,5.227,5.574,6.518。
- 储存条件: 室温,12个月
- 用途: 又称醋酸钠溶液,主要提供乙酸根,分析试剂,调节pH值
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