Themainsourceofimpuritycarryoverwithrawsugarcrystalsisintheexternalmolassesfilm.Howeverimpuritiesmayalsobecontainedintheliquortrappedininclusioninthecrystal.Furthersomeimpurityspeciesmayco-crystalliseandbeincorporateddirectlyinthecrystallattice.Theaimofth (共 10473 字) [阅读本文] >>