$25 - $50

*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

*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

TT60P Class 6.1 TDG Label (Paper) by GHS Safety

Shipping Labels are essential for packages that contain dangerous goods. GHS labels are available in two materials. Paper for indoor applications and in vinyl for extended outdoor usage using a fade resistant ink. These labels meet the UN Recommendations on the Transport of Dangerous Goods.

Available in 500/roll formats.

93319 Omni 12mm Eyepiece by Celestron

Celestron Omni series eyepieces offer a 50° apparent field of view, perfect for the Moon, planets, and a plethora of deep-sky objects. The premium four-element optical set is finished with multiple layers of high-transmission coatings for clear, sharp images. The edges of the optics are blackened for increased contrast.

The Omni eyepiece body is made of aluminum. A two-step anodizing process results in a beautiful matte finish that resists reflections and glare. Each eyepiece in the Omni Series includes a black rubber eyecup. It can be left up or folded down for better observations while wearing eyeglasses. Models with a longer barrel (15 mm, 32 mm, 40 mm) include a rubberized grip for non-slip handling during observing sessions. The insert barrel is threaded to accept 1.25" filters.

• Omni eyepieces offer a quality 4-element Plossl optical design at a super affordable price.
• Rubber eyecups provide comfort and increase contrast. Leave them up or fold them down when wearing eyeglasses.
• Beautiful matte aluminum barrels and blackened lens edges prevent internal reflections.
• 1.25" barrels are threaded to accept filters.
• Celestron Omni eyepieces are also available in the following focal lengths in a 1.25" format: 4 mm, 6 mm, 15 mm, 20 mm, 25 mm, 40 mm

Part Number: CP-SS

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

pH600-BOX pH Economical Pocket Tester with 1 Point Manual Calibration by Milwaukee

Milwaukee's economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values.

Measuring electrical conductivity is the best way of checking the amount of salt or dissolved solids (TDS) in water. Milwaukee provides you with a range of pocket testers that will allow you to measure from very low to very high conductivity solutions.

All EC/TDS testers compensate for the temperature variance automatically.

The pH600 is a pH tester can be used in many different applications and is considered an excellent starter unit for digital pH measurement. The calibration procedure is very simple and fast. This tester has 1 point manual calibration, ±0.1 pH accuracy and a range of 0.0 to 14.0 pH. The pH600 is supplied in a snap over "oyster shell" plastic packaging complete with calibration screwdriver, 20 ml of 7.01 calibration solution, batteries and instructions.

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

0590 0016 Carrying Case testo 760 by Testo

You can securely store your measuring instrument and accessories in the robust transport bag with a hard outer shell. The two internal mesh compartments ensure the stored items are properly held in place.

• Outside: impact-resistant transport bag with zip fastener
• Inside: two mesh compartments
• Dimensions: 215 x 150 x 70 mm

Includes:

Transport bag (without measuring instrument and accessories).