為實驗者效勞
Barium nitrate CAS:10022-31-8
500G
Iodine, solution 0,05 mol/l (0,1 N)
CAS : 7553-56-2
Silver nitrate
CAS: 7761-88-8
Diisobutyl ketone CAS: 108-83-8
Diethylene glycol monoethyl ether CAS: 111-90-0
