Scale range: 0.1 to 10 ppm Number of suctions: 5 times (standard) (500ml), 1 (100ml) Measurement time: 10 minutes, 2 minutes Comment: 1, 6.5 Discoloration: White → Dark green Temperature and humidity correction: None Target gas: Benzene Target gas: Benzene Effective period (年):3 宽度(mm):147 深度(mm):54 高度(mm):19 测量范围(ppm):0.1至65