菊花是一种常用的中药材,人们常在夏季泡上一杯菊花茶来解暑。但市场上的一些菊花是用硫黄熏制的,长期服用这种菊花,对人体是有危害的,可能导致呼吸道、消化道黏膜损害,影响肝肾功能。这种用硫黄熏制的菊花已经被国家禁止使用,但一些不法商贩为了节省成本,不顾消费者的健康,仍在出售。如何利用中学现有的试剂与仪器鉴定菊花是否被硫黄熏制过呢?下面介绍一种鉴定菊花是否被硫黄熏制过的简单方法。 Chrysanthemum is a commonly used Chinese herbal medicines, people often soak in the summer cup of chrysanthemum tea to relieve heat. However, some chrysanthemums on the market are smoked with sulfur. Taking this chrysanthemum for a long time is harmful to the human body and may cause damage to the respiratory tract and alimentary tract mucosa, affecting liver and kidney function. This sulfur smoked chrysanthemum has been banned by the state, but some unscrupulous traders in order to save costs, regardless of the health of consumers, is still being sold. How to make use of the existing reagents and instruments in secondary schools to identify whether the chrysanthemum has been smoked by sulfur? Here’s a simple way to identify if the chrysanthemum has been smoked by sulfur.