$5 - $10

0106 Test tube, square, plastic (for new pH comparator kits) by AquaPhoenix

Test Tube, square, plastic, 2.5-5-10mL markings
For LaMotte comparator

18527-97 Compression Fitting; Probe Diameter 3/16"; Brass; 1/8" NPT (M) by Digi-Sense

Use fittings for straight-shaft probes and metal tubing only. Tighten compression nut to secure and completely seal probe. Replacement ferrules let you reuse a compression fitting when replacing a worn-out probe. Simply disassemble fitting, discard probe and old ferrule, install replacement ferrule over probe sheath, and retighten fitting. Connectors come in both 316 Stainless Steel and Brass.

• Available in both 316 Stainless Steel and Brass

F6-6B 6 Foot Black F Male to F Male by Test Products International

F-series coax cable assemblies with screw-on ends for broadband applications, including video and cable television.

Features

• UL Listed Cable: Ensures quality and consistency in the cable construction.
• RG-6: Cable type that is standard in the video and cable TV industry
• Molded Ends: Limits the amount of bending the cable is exposed to at the connector to prevent cable breakage.
• Screw-on F-Type Connectors: Ensure positive connection thus eliminating shadows in the picture.
• Multiple lengths up to 100 feet
• Available in black or white
• Individually bagged

SCT-108.002.IA DO Electrode Electrolyte by ScichemTech

• DO electrode electrolyte
• Supplement electrolyte
• Special for DO electrode
• Specification: 30 ml/bottle

58-024-1A RG58/U, BNC Male to BNC Male, 24 inch by Test Products International

50 Ohm, 75 Ohm, 93 Ohm. TPI BNC to BNC coax cable assemblies include: RG58/U (molded and assembled), RG59/U and RG62/U.

Features

• UL Listed Cable: Ensures quality and consistency in the cable construction.
• Boot is molded to cable connector for added strength: Limits the amount of bending the cable is exposed to at the connector to prevent cable breakage.
• Gold center pins: Ensures that there is a high quality connection maintaining the best return loss in high definition applications.
• Machined Brass Connectors: Unlike die-cast connectors, machined brass connectors have more precise tolerances, strength and positive mating meaning low signal loss for precise video and data applications.
• Boot is molded to cable connector for added strength
• 95% shielding
• 80°F temperature rating
• Multiple lengths up to 100 feet
• Individually bagged