pH 4.01 Calibration Solutions, Case of 25

Manufacturer: Cole-Parmer Brand: Cole-Parmer Model: AO-27003-00

Science-lab-ph.-meters

Manufacturer: COLE-PARMER Brand: Cole-Parmer

In-line electrodes with probe guard operate from 23 to 176°>F (-5 to 80°>C) and have a PVC housing with a 3/4'' NPT(M) fitting on both ends. Use as a submersion sensor. Epoxy body withstands pressures to 100 psi. Measure pH from 0 to 14. ORP electrode impedance is 100 MΩ. All electrodes measure 6-3/8''L x 1'' OD.

Manufacturer: Hydrofarm, Inc. Brand: Oakton Model: OK35423-00

OAKTON's new EcoTestr is economical and easy to use. With its crystal clear, ergonomically designed display, you can easily view measurements at a glance. Each rugged tester has waterproof and dustproof housing for use in dirty and damp field conditions. Simply dip and read-the orientation of the display means there's no need to turn your head or tilt the tester. Single-junction electrode is well-suited for general purpose applications. Recessed bulb with bulb guard protects against breakage. One point calibration with auto-buffer recognition for quick calibrations. Hold function locks in measured value. Auto-off function preserves batteries.

Manufacturer: Sper Scientific Brand: Sper Scientific Model: 850059P

Sper Scientific 850059 pH Probe with ATC Replacement designed for use with low ionic water.

Manufacturer: HACH Brand: Hach Company

Hach Pocket Pro and Pro+ deliver accurate results with built in diagnostics, replaceable batteries, and a large, easy-to-read LCD screen.

Manufacturer: Sper Scientific Brand: Sper Scientific Model: 850053

For ORP (Oxygen Reduction Potential) measurement in water treatment, disinfection and labs. Highly stable and accurate readings with a large LCD display. Designed for simple one-hand operation. Features auto power off, hold function, and a low battery indicator. The case is IP65 waterproof, and will float if accidentally dropped into the water. Comes with 4 button-cell batteries and a built-in probe with protective cap. Dimensions: 6½" × 1½" × 1½" (165 × 38 × 38 mm). Weight: 2 oz (57 g).

Manufacturer: Shanghai Sanxin Instrumentation, Inc Brand: Apera Instruments, LLC Model: AI1203

The Apera Instruments PH60F-E Probe is the replacement probe for Apera PH60 Series Premium pocket pH testers, including PH60F, PH60 and PH60S. It is also compatible with PC60. This probe features a flat glass membrane sensor with a built-in thermister, triple-junction structure, and maintenance-free gel KCl electrolyte, made for surface pH testing such as skin, fabrics, paper, leather, carpet, and micro-volume solution samples. It also works well for regular water solution testing.

Manufacturer: XZB Brand: XZB

• Measuring Range: 0.00~14.00pH • Measurement Stability: ±0.1pH • Solution Temperature Compensation Range: 0°C~60°C • Instrument Repeatability: 0.1pH • The Measured Solution Temperature: 5°C~60°C • Operating Environment: 0°C~35°C / 0~80%RH PACKING INFORMATION Power: 9V battery (not included) Product Net Weight: 180g Product Size: 159*66*33mm Packing Style: Gift Box Q'ty Per Carton: 40pcs GW Per Carton: 12.5kg Standard Carton Size: 52.5*40*49cm

Manufacturer: AMERICAN MARINE INC Brand: American Marine

PINPOINT pH Replacement Probe is designed especially with your purpose in mind. It features long, continuous duty expectancy, fast response and, most importantly, is non-toxic to your system. Each probe features a 10 foot cable with a high interference suppression jacket and Ag-AgCl reference. American Marine PINPOINT pH Replacement Probe 10 foot cord Ag-Ag/Cl reference Extended life High supression cable jacket