Scale range: (2.5) to 60 ppm Suction count: 2 to 5 times (200 to 500 ml), 1 time (standard) (100 ml) Measurement time: 2 to 5 minutes, 1 minute Comment: 1/2 to 1/5, 1 Discoloration: White to yellow Temperature and humidity correction: None Target gas: Carbon四氯化物 目标气体:四氯化碳 有效期(年):1(存储在冰箱中) 宽度(mm):147 depth(mm):54