$75 - $100

K-2505 Chlorine Test Kit: CHEMetrics DDPD Free & Total Chlorine, 0-1 & 1-5 ppm by AquaPhoenix

Most popular disinfectant for water. Easy to use and accurate results.

Part Number: H10131VN

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

H-10-104-60 Carbon Dioxide Colorimetric Gas Detection Tube, 5 - 40% (10 Tubes / Box) by RAE Systems

RAE Systems colorimetric gas detection tubes enable quick, on-the-spot measurement of a wide range of toxic and combustible gases and vapors. RAE Systems tubes are easy to read, and provide a sharp, clear color change directly corresponding to the concentration of gas present. RAE Systems tubes are compatible with the RAE Systems piston hand pump, a reliable way to draw samples of an exact volume required for the most accurate measurements.

Key Features

• Wide assortment of tubes available to detect over 300 gases and vapors
• Easyto use, even in multiple layers of gloves
• Easy-to-read with sharp,clearcolorchange
• No calibration or other maintenance required

Applications

• Oil and gas
• Chemicals and petrochemicals
• Agriculture and pestcontro
• Food and beverage production
• Environmental protection
• Fire service
• HazMat response
• Nationalsecurity

GHS1290VY Class 4.3 Dangerous Goods Laser Drum Labels (Vinyl), 100/Pkg by GHS Safety

GHS pre-printed drum labels come with your choice of pictorgram that meets the UN recommendations on the Transport of Dangerous Goods. These labels make an excellent choice for short production runs or re-labeling of product for transportation. These lebels are printed on a Laser Printable Paper or Vinyl stock with a permanent peel and stick adhesive. Use any desktop publishing package to quickly make your own transportation labels. Available in 8.5" x 14" size and packaged in bundles of 100 sheets.

94030 Padded Telescope Bag for 9.25" Optical Tubes by Celestron

Still carrying your bulky optical tube box to remote observing sites? Let us lighten your load with our sleek, protective optical tube carrying case, the perfect storage solution for transporting your tube anywhere with ease and confidence. It's truly a must-have for telescope owners of all stripes.

Ultra-durable Material

The 9.25" Optical Tube Soft Case is constructed from 900 denier polyester for durability and weather resistance. Its walls are lined with 16mm thick EPE foam to protect your telescope. Unzip the case and you'll discover a soft polyester interior lining with adjustable straps to hold your optical tube firmly in place.

The 9.25" Optical Tube Soft Case has a hidden external zipper pocket to hold eyepieces and other accessories. It is designed with cinching straps to firm up the pocket when in use and to hide it when empty.

The interior has one sewn in cinching strap to hold the optical tube firmly in place.

Grab and Go

Transport your case one of two ways: via the pair of sewn in handles or optional, clip in padded shoulder strap for hands-free carrying.

Compatible Telescopes

This optical tube soft case can hold most 9.25" optical tubes, under 23" in length, including these Celestron telescopes:

• EdgeHD 9.25" Optical Tubes
• Schmidt Cassegrain 9.25" Optical Tubes

• Store your 9.25" Schmidt-Cassegrain or EdgeHD optical tube in this protected, portable, grab-and-go case.
• Ultra-durable and water resistant, 900 denier outer and super smooth inner polyester layers, sandwich 16mm thick EPE foam sheets to create a protective barrier for your telescope.
• Multiple zippers allow for easy packing and removal of the optical tube.
• External, hidden zippered pocket stores your eyepieces and other accessories.
• Padded shoulder strap allows you to carry your optical tube to your observing site hands-free

WD-35634-03 Replacement pH Sensor for Tester 30+; DJ by Oakton

Replace electrodes when they break, no longer hold calibration, cannot be rehydrated, or are not compatible with your sample. For your convenience, cables, power adapters, and other accessories are available for your Oakton meters and pocket testers.

Measuring Range: -50 to +350°C

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

Part Number: H10722.5VN

Part Number: H19711.62VA

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

Measuring Range: -50 to +350 °C

4497-01 Chlorine Test Kit: LaMotte Total Chlorine Dropper Pipet, 1 drop = 10 ppm Cl by AquaPhoenix

This test kit measures for high Chlorine levels using the dropper pipet method. Range/sensitivity is 1 drop = 10 ppm Cl.

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