- Aldon (1)
- AquaPhoenix Scientific (1)
- Avantor (17)
- Boekel Scientific (11)
- Control Company (2)
- Cytiva (29)
- Decon Labs (1)
- Exper Tech (1)
- Fisher Chemical (63)
- Fisher Scientific (374)
- Fisherbrand Traceable (2)
- Fisherbrand (374)
- GSC (1)
- Hach Company (15)
- Heidolph North America (7)
- Honeywell Fluka (74)
- Honeywell Research Chemicals (87)
- J.T.Baker (11)
- LaMotte Company (53)
- LabChem (123)
- Lonza, Inc (1)
- Luster Leaf Products, Inc. (2)
- Maybridge (119)
- Mettler Toledo (409)
- Micro Essential Lab (110)
- MilliporeSigma Supelco (5)
- MilliporeSigma (83)
- NPS Corporation (1)
- Neutec Group (6)
- New Pig Corporation (1)
- OHAUS (83)
- Oakton (62)
- Precision Laboratories Inc (6)
- Ricca Chemical Company (283)
- SP Bel-Art & SP Wilmad-LabGlass (2)
- Sartorius (16)
- Science First (3)
- Spectrum Chemical Manufacturing Corporation (23)
- Spex CertiPrep (10)
- Thermo Scientific Products (549)
- Tintometer Group (21)
- United Scientific Supplies, Inc (8)
- Vernier Software (25)
- Yellow Springs Instrument (YSI) (221)
pH and Electrochemistry
Featured ProductsTop Categories
Benchtop Precision and Performance
Benchtop pH Meters
Count on our wide selection of Fisher Scientific™ accumet™, Thermo Scientific™ Orion™ and Mettler Toledo™ benchtop meters for accurate lab analysis.
Shop Now
Portable, On-the-Go Convenience
Portable pH Meters
Take accurate measurements anywhere, anytime with Fisher Scientific™ accumet™, Thermo Scientific™ Orion™ and Mettler Toledo™ portable meters.
Shop Now
Rapid Testing Without Instruments
pH Strips
For quick pH measurement without instruments or extensive preparation, shop our wide variety of easy-to-use and easy-to-read pH test strips.