為實驗者效勞
Bromine water,saturated solution CAS:7726-95-6
500ML
Barium chloride 2-hydrate CAS:10326-27-9
Silver nitrate
CAS: 7761-88-8
Barium acetate CAS: 543-80-6
Iodine, solution 0,05 mol/l (0,1 N)
CAS : 7553-56-2