二
甲
基
砷
酸
è
r
j
i
ǎ
j
ī
s
h
ē
n
s
u
ā
n
Definitions
1. dimethylarsenic acid (CH3)2AsO2H
2. cacodylic acid
Components
二甲
èr jiǎ
–
2nd rank of candidates who passed the imperial examination (i.e. 4th place and up)
基
jī
–
base
砷
shēn
–
arsenic (chemistry)
酸
suān
–
sour