Thermo Orion 5-Star Freshwater Multimeter Kit
$2,537.00 | 
Thermo Orion 5-Star Freshwater pH/ORP/DO/Cond Meter Kit
$2,374.00 |
Thermo Orion 5-Star Portable pH/ORP/RDO/Cond Meter Kit
$2,336.00 | 
Thermo Orion 5-Star Portable pH/RDO/Cond Meter Kit
$2,097.00 | 
Thermo Orion 4-Star Freshwater pH/DO Meter Kit
$1,299.00 |
Thermo Orion 4-Star Freshwater pH/Conductivity Meter Kit
$1,212.00 | 
Thermo Orion 4-Star Portable pH/RDO Meter Kit
$1,192.00 | 
Thermo Orion 5-Star Portable pH/ORP/ISE/Cond/DO Meter
$1,135.00 | 
Thermo Orion 4-Star Freshwater pH/Conductivity Meter Kit
$981.00 |
Thermo Orion 4-Star Freshwater pH/ISE Meter Kit
$971.00 |
Thermo Orion 3-Star Ultra Pure Water Conductivity Meter Kit
$958.00 | 
Thermo Orion 5-Star Portable pH/ORP/DO/Cond Meter
$939.00 | 
Thermo Orion 5-Star Portable pH/RDO/Cond Meter
$935.00 | 
Thermo Orion 4-Star Portable pH/DO meter
$852.00 |
Thermo Orion 4-Star Portable pH/RDO Meter
$841.00 |
Thermo Orion 3-Star ORP Meter Kit
$829.00 | 
Thermo Orion 4-Star Portable pH/ISE Meter
$805.00 | 
Thermo Orion 4-Star Portable pH/Conductivity Meter
$798.00 |
Thermo Orion 3-Star TRIS Clog-Free/Wastewater pH Meter Kit
$724.00 |
Thermo Orion 3-Star Fresh Water pH Meter Kit
$642.00 |
Extech Waterproof Dissolved Oxygen Kit
$599.00 | 
YSI EcoSense DO200 Dissolved Oxygen Meter Kits
$503.00 | 
Thermo Orion 3-Star Fresh Water pH Meter Kit
$465.00 | 
YSI EcoSense EC300 Conductivity Meter Kits
$454.00 | 
Extech Waterproof Conductivity Kit
$429.99 |
Thermo Orion 3-Star Portable pH Meter
$425.00 | 
Extech ExStik II DO/pH/Conductivity Kit
$409.99 | 
Extech Heavy Duty Dissolved Oxygen Meter
$399.99 | 
Extech Oyster Series pH/Cond/TDS Meter Kit
$399.99 | 
Extech ExStik II Dissolved Oxygen Meter Kit
$349.99 |
YSI EcoSense pH100 pH Meter Kits
$316.00 | 
Extech ExStik II Dissolved Oxygen Meter
$299.99 | 
Extech ExStik Fluoride Meter
$299.99 | 
YSI EcoSense EC300 Conductivity Meter
$245.00 | 
Extech ExStik 4-in-1 Chlorine/pH/ORP/Temperature Kit
$229.99 |
Extech ExStik Concrete pH Kit
$229.99 | 
Extech Waterproof pH/mV/Temperature Kit
$229.00 | 
YSI EcoSense DO200 Dissolved Oxygen Meter
$227.00 | 
YSI EcoSense pH100 pH Meter
$218.00 | 
Extech ExStik 3-in-1 Chlorine/pH/Temperature Kit
$199.99 |
Extech ExStik II pH/Conductivity Meter Kit
$179.99 | 
Extech ExStik Chlorine Meter
$169.99 | 
Extech Waterproof Palm pH/ORP Meter
$149.99 | 
Extech ExStik II pH/Conductivity Meter
$139.99 | 
YSI EcoSense ORP 15 ORP Pen
$138.00 |
Extech ExStik II Conductivity/TDS/Salinity Meter Kit
$129.99 | 
Extech ExStik ORP Meter
$109.99 | 
Extech ExStik Refillable pH Meter
$99.99 | 
YSI EcoSense pH 10 pH Pen
$93.00 | 
Extech ExStik II Conductivity/TDS/Salinity Meter
$89.99 |
Extech Exstik pH Meter
$89.99 | 
Extech Waterproof pH/Temperature Pen
$49.99 | 
Extech Waterproof pH Pen
$39.99 | 
Extech Oyster-10 pH/mV/Temp Meter
$Call | 
Thermo Orion 136S Intrinsically Safe Advanced Cond Meter
$1,582.00 |
Thermo Orion 266S Intrinsically Safe Advanced pH Meter
$1,572.00 | 
Thermo Orion 131S Intrinsically Safe Basic Conductivity Meter
$1,311.00 | 
Thermo Orion 261S Intrinsically Safe Basic pH Meter
$1,274.00 | 
Hach sensION156 Portable pH/DO/Cond Meter Kits
$1,116.00 | 
Hach sensION5 Portable Conductivity Meters
$570.00 |
Hach sensION2 Portable pH/ISE Meters
$569.00 | 
Hach sensION6 Portable Dissolved Oxygen Meters
$569.00 | 
Hach sensION1 Portable pH Meters
$461.00 | |
