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通过对4种品牌的卫生用气雾杀虫剂自然存放过程中,进行理化及药效测试,结果表明:自然存放18个月以内,均有良好的杀虫效果;自然存放24个月杀虫效果明显降低;自然存放30个月以上,杀虫效果均较差。
Physical and chemical tests and pharmacodynamics tests were conducted during the natural storage of four brands of aerosol insecticide for health use. The results showed that all the brands had good insecticidal effect within 18 months of natural storage and naturally stored for 24 months The effect is obviously reduced; natural storage for more than 30 months, the insecticidal effect is poor.