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
- 亮黄色晶体。溶于乙醇(1 G/60 ML) 、苯(1 G/10 ML)、氯仿、四氯化碳和植物油(1 G/50 ML)等,不溶于水。遇光或铁质分解变质,能随水蒸气挥发。
熔点:105-108℃
质量标准
外观Appearance黄色至黄绿色粉末
红外光谱鉴别Infrared spectrometry 和对照品匹配
熔点Melting point 105°C - 108°C
纯度Purity≥98.0% (HPLC)
水分Water <0.5 % (K.F.)
硫酸盐灰分Sulfated ash<0.5 %
贮存:密封阴凉干燥避光保存。
用途:生化研究。该品与亚硫酸氢钠加成即得维生素K3。
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