$50 - $75

08138-03 TI.30 2.5 Back-Con Bimetal Thermometer, Dial 3", 2.5" L/50-300F/10-150C by Digi-Sense

Accuracy is ±1% full-scale when stem is immersed 2" in liquids or 4" in gases (immerse models with a 2.5" stem length 2" in gases). Measured stem length from the top of the threads to the bottom tip of the stem. Stem dia is 0.25"; threaded connection is 1/2" NPT(M). All thermometers meet or exceed ASME B40.3 standards. Maximum environmental temperature for glass lens thermometers is 500°F (148°C).

Key Features

• Greater temperature range
• Anti-parallax dial for accurate readings
• Hermetically sealed per ASME B40.3 standard to prevent fogging and protect against tough environments
• Rugged 304 stainless steel construction with a clear glass lens
• Recalibrate using the external reset screw

93646 T-Adapter, (EdgeHD 925, 11 & 14) by Celestron

T-Adapter for 9.25, 11 & 14" EdgeHD optical tubes. It threads onto the rear cell.

This T-Adapter allows you to attach your 35mm DSLR camera to the prime focus of your EdgeHD telescope. This arrangement is used for terrestrial photography and short exposure lunar and planetary photography. It can also be used for long exposure deep-sky photography when using a separate guidescope.

Both a T-Adapter and T-Ring are required to mount a 35mm SLR camera to your instrument.

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

18525-59 Type T Economic Hollow Thermocouple Probe 6" L, 36" E x t 24 Awg .250 Dia, Ungrounded Junction by Digi-Sense

The temperature range is for the probe tip only. The handle material may be affected if the probe is rated higher than the handle depending on exposure time, application, and handle material. ABS handles are rated to 220°F (104°C); PVC handles are rated to 200°F (93°C); Stainless Steel handles are rated at 450°F (232°C); Mini Connectors are rated to 392°F (200°C).

• Response Time: 2-4 seconds or greater
• Each probe comes with a color coded ANSI mini connector: type J-black, type K-yellow, type T-blue, and type E-purple.
• Custom designs or changes to this product are available upon request

4497-DR-01 Chlorine Test Kit: LaMotte Total Chlorine Direct Reading Titrator, 1 drop = 0-200 ppm / 4 ppm Cl by AquaPhoenix

This test kit measures for high Chlorine levels using the direct reading titrator method. Range/sensitivity is 0-200 ppm/4 ppm Cl

18524-35 Type K Thermocouple Quick Dis-connector, with Std-Connector, 18" L, .188 Dia. Grounded Junction by Digi-Sense

The temperature range is for the probe tip only. The handle material may be affected if the probe is rated higher than the handle depending on exposure time, application, and handle material. ABS handles are rated to 220°F (104°C); PVC handles are rated to 200°F (93°C); Stainless Steel handles are rated at 450°F (232°C); Mini Connectors are rated to 392°F (200°C)

• Ideal for measuring liquids, gases, or semi solids
• Designed with ICONEL 600 sheath
• Response Time: 1.2 - 5 seconds or greater
• Includes a stand alone female connector for instalation to a thermocouple extension cable
• Each probe comes with a color coded ANSI dual standard connector: type J-black, type K-yellow, type T-blue, and type E-purple.
• Custom designs or changes to this product are available upon request.

SA1688-Q Sulfuric Acid, 10.0N, 1L by AquaPhoenix

• Sulfuric Acid/UN2796

Specifications

• Concentration: 10.0N
• Packaging Type: Poly
• Size: 1.00 L

39008-37 0.062 Type-J with Mini Plug by Digi-Sense

The temperature range is for the probe tip only. The handle material may be affected if the probe is rated higher than the handle depending on exposure time, application, and handle material. ABS handles are rated to 220°F (104°C); PVC handles are rated to 200°F (93°C); Stainless Steel handles are rated at 450°F (232°C); Mini Connectors are rated to 392°F (200°C).

• Response Time: 1.7 seconds or greater
• ABS handles provide a light weight design for ease of use along with durability.
• Probe handles feature a strain relief spring that protects the cable connection against damage due to repeated flexing and tugging.
• Each probe comes with color coded ANSI miniconnectors: type J-black, type K-yellow, type T-blue, and type E-purple.
• Custom designs or changes to this product are available upon request

18523-43 Inconel Type K Thermocouple Probe, Quick Dis-connector, 6" L x 1/8" Dia, Ungrounded by Digi-Sense

The temperature range is for the probe tip only. The handle material may be affected if the probe is rated higher than the handle depending on exposure time, application, and handle material. ABS handles are rated to 220°F (104°C); PVC handles are rated to 200°F (93°C); Stainless Steel handles are rated at 450°F (232°C); Mini Connectors are rated to 392°F (200°C)

• Ideal for continuous monitoring
• Designed with ICONEL 600 sheath
• Response Time: 1.2 - 5 seconds or greater
• Includes a stand alone female connector for instalation to a thermocouple extension cable
• Each probe comes with a color coded ANSI dual standard connector: type J-black, type K-yellow, type T-blue, and type E-purple.
• Custom designs or changes to this product are available upon request