為實驗者效勞
Copper(II) sulfate 5-hydrate CAS: 7758-99-8
2,6-Di-tert-butyl-4-methylphenol CAS: 128-37-0
Potassium permanganate
CAS：7722-64-7
Barium acetate CAS: 543-80-6
Barium chloride 2-hydrate CAS:10326-27-9
