HI7042S electrolyte solution for Galvanic Probes – 30ml
Advanced Dissolved Oxygen Benchtop Meter with Optical DO Probe (opdo®) – HI6421 HI6421 is a streamlined benchtop meter with a large touch screen display, comprised of a housing and an integrated module designed for fresh and saltwater measurements of dissolved oxygen. HI6421 includes Hanna’s HI7641133 optical dissolved oxygen probe (opdo®) that is based on the...
All Product
HI7040L zero-point calibration for oxygen sensors for measuring dissolved oxygen, a 500-ml bottle with the solvent and a vial with 35 ml of the reagent.
All Product
Range 0:00 to 2:00 ppm | ASTM D859 Method | 0.01ppm resolution
All Product
Range 0:00 to 2:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
All Product
Hanna Instruments is proud to introduce the world’s most innovative DO meter: edge®. edge’s groundbreaking design is the culmination of Hanna’s vision, design capabilities, integrated production and world class R&D. edge is a single meter that can measure Dissolved Oxygen and is incredibly easy to use.
All Product
Range 0:00 to 3:00 ppm NH3-N | Nessler Method | 0.01ppm resolution
081-855-1842
02-541-4199
HI713 Checker HC ® - Phosphate, LR 
น้ำยามาตรฐานสอบเทียบ 
