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HI98103 Checker pH Tester with 0.1 pH Resolution - Hanna Instruments
Hanna Instruments$38.00The HI98103 Checker pH tester has been designed with many advanced features while maintaining the look and feel of the original Checker. The redesigned Checker now offers automatic calibration to one or two points, automatic buffer recognition,... -
PINPOINT pH Probe Lab Grade Double Junction - American Marine
American Marine$39.99The PINPOINT® pH Electrode equals and exceeds lab quality by both specifcation and design. The PINPOINT® pH Electrode has been designed as the most rugged, precise and full-featured probe offered to both the clinical lab and aquaculture... -
Waterproof Pocket pH Tester with 0.1 Resolution - pHep® (HI98107) - Hanna Instruments
Hanna Instruments$48.00The HI98107 pHep® is an easy-to-use pH water tester that makes monitoring water quality simple. This accurate pH tester features 0.1 resolution with automatic two-point calibration and temperature compensation in a single, portable, pocket device... -
Checker Plus pH Tester (HI98100) Plus - Hanna Instruments
Hanna Instruments$48.00The HI98100 Checker Plus is the next generation of the original Hanna Checker pH tester. The Checker is the most popular pH meter in the world with over 1 million meters used since its introduction in 1991. From students to researchers, the Checker has... -
HI780 Saltwater pH Checker - Hanna Instruments
Hanna Instruments$63.95Get accurate water testing results with the HI780 Marine pH Colorimeter. With a digital read out, there is no more struggling to determine colors visually. This pH tester's compact design fits in your pocket or stores easily in your shop. Easier to... -
pHep®+ Waterproof Pocket pH Tester with 0.01 pH Resolution (HI98108) - Hanna Instruments
Hanna Instruments$58.00The HI98108 pHep+® pH tester provides high accuracy measurements in a rugged pocket-sized design. This ph tester features an exposed temperature sensor for automatic temperature compensated readings. The simple, two-button operation and large... -
MA911B/2 pH Electrode/Probe - Milwaukee
Milwaukee Instruments$38.99Replacement double junction pH electrode for Milwaukee pH meter or pH/CO2 meter. BNC connector. -
pH55 Waterproof Pocket PH/Temp Tester - Milwaukee
Milwaukee Instruments$64.00IP65 Waterproof pH tester with Large dual-level LCD that displays pH and temperature (°C or °F). The large display shows readings in an extended range from -2.0 to 16.0 pH and simultaneously shows temperature from -5.0 to 105.0°C or 23.0 to... -
Marine Buffer (4 KG) - Seachem
Seachem$73.24Raises and maintains pH at 8.3 in all saltwater aquariums Can be used safely in reef tanks Contains borate for added stability Contains magnesium to alleviate precipitation effects Marine Buffer® will safely raise marine pH to 8.3. It will... -
Compact Lab - Essentials Test Kit (5 Parameters) - Tropic Marin
Tropic Marin$63.64The test set Tropic Marin® Compact Lab includes all the important tests for prompt and precise determination of water values. The pH value, alkalinity, phosphate level, nitrite and nitrate content as well as the ammonia concentration of the... -
HI50021P Calibration Check Solution for HI9813-6 20 mL (25 Pack) - Hanna Instruments
Hanna Instruments$39.00HI50021P is a premium quality calibration check solution used exclusively for the HI9813-6 portable pH/EC/TDS/Temp. meter. Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring freshness each time one...