Turbidimeter portable, incl. batteries, case, 2 empty cells, manual, handy hints 1100 IR 0.01 - 1100 NTU Turbiquan t

Portable turbidity meter, Turbiquant 1100, Infrared, 1 * 1 items
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ISO 7027 an IR LED (infrared) light source with a wavelength of 860 nm is prescribed (IR models). USEPA method 180.1 and also APHA-AWWA-WPCF require the use of a tungsten lamp emitting white light (T models). AMCO-AEPA-1 microspheres are primary standards conform with USEPA method 180.1. In compliance with EN ISO 7027, these standards count as alternative secondary standards to fresh formazine.