By the carbonification degree in the concentrated sulphuric acid, the mineral wax, such as paraffin wax added can be determined.

  • 根据蜂蜡中的烃类在浓硫酸中可被炭化,加入的石蜡等矿物蜡不被炭化来测定此类掺杂物。
目录 查词历史