题目
多项选择题
What are the hazards associated with phenylhydrazine? (use the hazard codes from the product data sheet available through SigmaAldrich)
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标准答案
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思路分析
When working with phenylhydrazine and consulting hazard information from typical product data sheets (GHS/Hazards statements), a comprehensive analysis of the listed items is expected. Below is an evaluation of each option, considering common hazard classifications for phenylhydrazine.
Option 1: Toxic if swallowed. This aligns with the standard acute oral toxicity hazard category (H300 or similar) for many toxic compounds like phenylhydrazine. If a substance is dangerous when ingested, the data sheet would flag it as toxic by mouth, supporting this statement.
Option 2: Toxic in contact with skin. Many aromatic amines and related chemicals have significant dermal toxicity, and the data sheet often marks them as toxic in con......Login to view full explanation登录即可查看完整答案
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