為實驗者效勞
Bromophenol blue, indicator CAS:115-39-9
25G
Diisobutyl ketone CAS: 108-83-8
2,6-Di-tert-butyl-4-methylphenol CAS: 128-37-0
Indigo carmine C.I. 73015
CAS：860-22-0
Potassium permanganate
CAS：7722-64-7
