為實驗者效勞
Bromocresol purple, indicator CAS:115-40-2
5G
Silver nitrate
CAS: 7761-88-8
Diethylene glycol monoethyl ether CAS: 111-90-0
Diacetylmonoxime CAS: 57-71-6
Dextrin white CAS: 9004-53-9