慶應義塾大学 商学部・商学研究科

新保一成 研究室

開発と環境の経済分析...

ASICC - code 21

Structure

Hierarchy

  • Section: 2 - Ores, minerals, mineral fuels, lubricants, gas & electricity
  • Divsion: 21 - Salts, sulpher, plasterign materials, lime & cement

Sub-division

  • 211 - Salts, sulpher, lime, stone, granites and marble
  • 213 - Gypsum, plaster
  • 214 - Clay, kaolin, earth, graphite, sand, quartz
  • 215 - Abrasive(excl. quartz)
  • 219 - Crude minerals