This certified, Class A glass mixing cylinder is calibrated “to contain" according to ASTM E542 & E1272. Serialized and traceable to NIST standards (includes Certificate of Identification and Capacity

其他水质分析仪及配件 电化学离子计 多参数测定仪 氮类分析仪 BOD分析仪、试剂 COD测定仪、消解器、试剂 浊度分析仪、试剂 溶解氧仪电极、试剂 溶解氧仪 电导率仪电极、试剂 电导率仪 pH/ORP计电极、试剂 pH/ORP计测定仪