$50 - $75

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States

pH1000 Polycarbonate Laboratory pH Sensor, SJ, Blue BNC by Sensorex

The pH1000 polycarbonate pH sensor is easy to use and stands up to the usual wear and tear. This sensor performs reliably in environments such as swimming pools and hydroponics.

Features:

• Choose basic, advanced, or premium options based on your application
• Virtually unbreakable with durable polycarbonate or Ultem® bodies
• Compatible with any meter accepting a BNC
• Accurate and reliable measurements across full pH scale (0-14)
• Instantly ready for use: Extended shelf life (guaranteed for one year)
• One year limited warranty

WD-20250-30 Precalibrated Humidity and Temperature Indicator by Digi-Sense

Assess comfort level of your environment with unique comfort indicator symbol that displays comfortable, wet (high humidity), or dry (low humidity). Read temperature, humidity, and time on easy-viewing digital thermohygrometer display.

Features

• Reliable measurements, guaranteed! Precalibrated to NIST-traceable standards.
• User-selectable °F or °C units
• Max/Min reading for temperature and humidity
• Clock with alarm and date
• Preserve battery with auto shut-off
• Hands-free operation with stand or wall-mount options

Additional features for model 20250-31

• Monitor outdoor temperatures with included external temperature probe

Applications

• Educational
• Residential
• Laboratory
• Light Industrial
• R&D

Includes

Built-in desktop stand, wall-mounting bracket, one AAA battery, and NIST-traceable certificate with data and uncertainties. Model 20250-31 also includes an external temperature probe with a 3-ft (0.9-m) cable.

R-1501A Ammonia Test Kit: Refill for K-1510A, 30 Ampoules by AquaPhoenix

Shelf-life: 5 months, This shelf-life is based on storage at room temperature and in the dark. The shelf-life can be extended by 18 months if this refill is stored in the refrigerator.

WD-98768-22 Replacement Cable for 37804-13 by Oakton

Choose from a wide range of communication cables based on your specific meter.

Convenient replacement parts in case your cables are lost or damaged

SH6380-Q Sodium Hydroxide, 40% w/v, 1L by AquaPhoenix

• Sodium Hydroxide Solution/UN1824

Specifications

• Concentration: 40% w/v
• Packaging Type: Poly
• Size: 1.00 L

*Please note we can only ship RKI products to customers within the United States