To provide the molecular formula and molecular weight, as the substance has a unique and defined molecular structure according to item III of your notification form.
根据申报表项填写情况，申报物质有唯一确定的分子结构，所以应准确填写申报物质的分子式和分子量。
To provide the full and correct molecular structure of the substance, as the substance has a unique and defined molecular structure according to item III of your notification form.
根据申报表项填写情况，申报物质有唯一确定的分子结构，所以本项应填写申报物质完整、正确的分子结构图。
The Level III exams contain essay questions in the morning session and item set questions in the afternoon session.
等级三包括上午的简答题和下午的项目分析题。
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