Store >  [ Digital Instruments ]


Best Sellers

Hanna HI504214 pH ORP controller
List Price: $1049.99
Our Price: $699.99
(save $350, 33%)
MC122 Ph Controller With Standard Plug Socket, Mil...
List Price: $184.49
Our Price: $122.99
(save $61.5, 33%)
MC122 Ph Controller With Standard Plug Socket, Mil...
List Price: $334.49
Our Price: $222.99
(save $111.5, 33%)
Hard Carrying Case for Digital Meters
List Price: $29.99
Our Price: $19.99
(save $10, 33%)
DL122 pH and Temperature Controller with IDC, Milw...
List Price: $699.99
Our Price: $349.99
(save $350, 50%)
Hanna Phosphate Photometer (LR) with 890 nm LED
List Price: $314.54
Our Price: $209.69
(save $104.85, 33%)
Replacement Ph Probe 2 M Cable, Milwaukee
List Price: $56.99
Our Price: $37.99
(save $19, 33%)
HDE Temperature Gun Infrared Thermometer w/ Laser ...
List Price: $29.99
Our Price: $19.99
(save $10, 33%)
ph Probe cleaning and calibration kit, Bluelab
List Price: $49.49
Our Price: $32.99
(save $16.5, 33%)
Replacement Ph Probe, Bluelab
List Price: $97.49
Our Price: $64.99
(save $32.5, 33%)
Combo pH/EC/TDS/Temp Tester w/ (LR) EC, Hanna
List Price: $238.79
Our Price: $159.19
(save $79.6, 33%)
Aquarium Temperature Alert From Tom / Oscar
List Price: $24.74
Our Price: $16.49
(save $8.25, 33%) 4
TDS Tester for Water Conditioning
List Price: $20.99
Our Price: $13.99
(save $7, 33%)
Orp Meter MW500, Milwaukee
List Price: $151.49
Our Price: $100.99
(save $50.5, 33%)
MA750 Hard Carrying Case (Thin Brief Case Size)
List Price: $44.99
Our Price: $29.99
(save $15, 33%)
Mi106 PH /ORP/Temp Combined Portable Meter
List Price: $578.99
Our Price: $423
(save $155.99, 26%)
Portable pH Monitor Manual Calibration, Milwaukee ...
List Price: $121.49
Our Price: $80.99
(save $40.5, 33%)
Apex, EB8, and Lab pH and ORP Probes
List Price: $956.99
Our Price: $637.99
(save $319, 33%)
Octopus Lab Grade ORP Probe
List Price: $344.84
Our Price: $243.99
(save $100.85, 29%)