| 规格和标准 |
Measurement range: 2 to 250 ppm Scale range: 5 to 100 ppm Suction count: 1/2 times, 1 (standard), 2 times Measurement count for one box: 10 times Expiration date: 24 months from production, stored in the refrigerator Interval gases: Hydrochloride, chlorine, bromine, unsaturated halogenated碳氢化合物,芳烃等。 温度和湿度校正:温度 检测极限:0.4 ppm(两次吸入) 靶气:四氯乙烯 目标气体:四氯乙烯 有效期(Year)有效时间(储存):2(储存在Credrigerator 高度(MM):19 测量范围(PPM):2至250 工作 测量标准
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