国产高清无码18p_AV在线免费不卡可看_牲交a欧美牲交aⅴ免费一日韩_一级中文在线播放

此頁(yè)面上的內(nèi)容需要較新版本的 Adobe Flash Player。

獲取 Adobe Flash Player

Products

Potassium oxonate

Product name:Potassium oxonate
CAS no:2207-75-2
Synonym:1,4,5,6-tetrahydro-4,6-dioxo-s-triazine-2-carboxylicacid,potassiumsalt

Molecular formula:C4H2KN3O4
Molecular weight:195.17

Standard:USP/Enterprise Standard  Purity:NLT99%

Package:1kg/25kg