多项选择题
A.烃类≤0.05% B.甲乙酮≥99.70% C.水≤0.10% D.重组分≤0.10%
A.烃类≤1.50% B.仲丁醚≤1.00% C.重组分≤1.00% D.仲丁醇≥92.00%
A.异丁烯≤2.00% B.异丁烷≤2.00% C.碳五及以上烃≤2.00% D.正顺反丁烯≥30.00%