anhydride

• Natural mineral phosphates . dissolving of the total phosphoric anhydride
  天然矿物磷酸盐.磷酸酐的全部溶解
• Chemical analysis of maleic and phthalic anhydrides . determination of ash
  马来酐和酞酐的化学分析.灰分测定
• Chemical analysis of phthalic anhydride . measurement of coloration hazen scale
  酞酐的化学分析.染色度的测量
• Chemical reagent - acetic anhydride
  化学试剂乙酸酐
• Tetra hydro phthalic anhydride
  四氢邻苯二甲酸酐
• Chromic anhydride for industrial use
  工业铬酸酐
• Acetic anhydride for industrial use
  工业乙酸酐
• Specification for acetic anhydride
  乙酸酐规范
• Ascharite ores - determination of boric anhydride content - volumetric method
  硼镁矿石中三氧化二硼含量的测定容量法
• A new process of synthesis of chromium - 2 - picolinate by chromic anhydride oxidation
  铬酐氧化连续生产吡啶甲酸铬新工艺