目录:上海铂勒机电设备有限公司>>水质分析仪器>>其他水质分析仪及配件>> 5225000
Verify calibration in less than 60 seconds. Available in 1 and 20 NTU modules. Can be used with the 1720E, D and C instruments. No loss of sample flow to complete a verification. No sample cell to recondition after verification.