為實驗者效勞
Boric acid CAS:10043-35-3
500G
Acetone CAS No: 67-64-1
Acetone anhydrous (max. 0,005% H2O) CAS No: 67-64-1
Acetophenone CAS No: 98-86-2
L(+)-Tartaric acid
CAS :87-69-4