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...Tn portableturbidity meter instruction manual table of contents overview technical specifications instrument description and accessories display keypad battery installation calibration standards procedure notes turbidity measurement sample vial handling preparation for single shot continuous warranty thank you selecting our portable this is perfect combination the most advanced electronic technology software design cost effective handheld operates on nephelometric principle designed to meet criteria specified in iso din allows measure an aqueous both laboratory field with built microprocessor chips beautiful appearance easy use has following marked characteristics z intelligent functions such as automatic operation directive power off low voltage etc large tft color screen showing blue background measuring mode green text graphics digital processing accuracy greatly improved structure meets requirements ipsealing level suitable site customized carrying case containing vials other neces...