為實驗者效勞
Bromocresol green, indicator CAS:76-60-8
5G
Dextrin white CAS: 9004-53-9
2,6-Di-tert-butyl-4-methylphenol CAS: 128-37-0
Barium acetate CAS: 543-80-6
Barium chloride 2-hydrate CAS:10326-27-9