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目的:了解贵阳市星级酒店、宾馆、饭店等公共场所客房中甲醛污染状况。方法:临时性随机抽检贵阳市12家公共场所,各抽检2间客房,采用酚试剂分光光度法分析室内空气中甲醛含量。结果:受检的12家公共场所24间客房间有23间房间室内甲醛浓度均低于0.12 mg/m3,只有1间超出国家卫生标准标准,超标率为4.17%。结论:贵阳市星级酒店客房中甲醛含量合格率高,超标的客房应注意经常保持通风,以降低室内空气中甲醛含量。
Objective: To understand the situation of formaldehyde pollution in the rooms of public places such as star hotels, guesthouses and restaurants in Guiyang. Methods: We randomly selected 12 public places in Guiyang City and randomly selected 2 rooms. The formaldehyde content in indoor air was analyzed by phenol reagent spectrophotometry. Results: The indoor formaldehyde concentrations in 23 rooms in 12 rooms examined in 12 public places were all lower than 0.12 mg / m3. Only 1 room exceeded the national standard of hygiene and the rate of exceeding the standard was 4.17%. Conclusion: The qualified rate of formaldehyde content in the star-rated hotel rooms in Guiyang City is high. Rooms that exceed the standard should be kept ventilated frequently to reduce the formaldehyde content in the indoor air.