HACH TU5 Benchtop Turbidimeter by Hachfeld HACH TU5 Benchtop Turbidimeter by Hachfeld Description Description HACH TU5 Benchtop Turbidimeter by Hachfeld Related products HACH TL23 series laboratory Benchtop Turbidimeter by Hachfeld TU5200 Laboratory Laser Turbidimeter by Hachfeld HACH 2100Q Portable Turbidimeter