$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

ST2705-P Sodium Thiosulfate, 0.0365N, 500mL by AquaPhoenix

• Traceable to NIST

Specifications

• Packaging Type: Poly
• Size: 500 mL

BK-4250-P Beaker, Plastic 250mL by AquaPhoenix

Continuously use Nalgene™ PMP Griffin Low-Form Beakers at temperatures of 150°C with intermittent service to 175°C. These polymethylpentene beakers have the transparency of glass, excellent chemical resistance and heat tolerance. All sizes of beakers have easy to read, silk-screened graduations.

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

18525-87 Type K Economic Hollow Thermocouple Probe 18" L, 36" E x t 30 Awg .062 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

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

18778 2 amp AC Adapter by Celestron

Enjoy your telescope without batteries with this AC adapter! When using your telescope at home or near any wall outlet, you can enjoy hours of uninterrupted observing. Running your telescope off of AC power is hassle-free and much more reliable than other methods, especially in cool temperatures, when batteries can lose charge quickly.

• Power your Celestron computerized telescope from any AC wall outlet
• 2 amp AC Adapter
• Suitable for indoor or outdoor outlets

This 2 amp AC Adapter is compatible with the following Celestron computerized telescopes:

• LCM Series
• NexStar SLT Series
• NexStar SE Series
• SkyProdigy Series
• Advanced Series
• Advanced VX Series
• CPC Series
• CPC Deluxe HD Series

CPC Deluxe HD Series - This adapter is sufficient for most visual observing with a balanced telescope. However, for astroimaging using additional equipment, the 5 amp adapter (product #18780) is recommended.

*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

18525-79 Type J Economic Hollow Thermocouple Probe 18" L, 36" E x t 30 Awg .062 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).

• 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

SH6330-P Sodium Hydroxide, 12.0N, 500mL by AquaPhoenix

• Traceable to NIST
• Sodium Hydroxide Solution/UN1824

Specifications

• Concentration: 12.0N
• Packaging Type: Poly
• Size: 500 mL

18525-51 Type K Economic Hollow Thermocouple Probe 6" L, 36" E x t 30 Awg .062 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