A、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">UV</span></p>
B、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">GC</span></p>
C、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">IR</span></p>
D、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">HPLC</span></p>
E、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">TLC</span></p>
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