Spectrum Tube - Carbon Dioxide Baseball & Softball

retsis.us
$ 22.68
Tax included. Shipping calculated at checkout.
Description

Spectrum Tube - Carbon Dioxide Baseball & SoftballTo study Spectral Lines of Pure Elements Gases. Gas under pressure in the tubes is used to produce a light for spectral analysis. Brightness of light depends on the nature of gas. Optimum intensity, line resolution and longer life. Metal ends with long life electrodes. About 26 cm long, with 90 100 mm of central capillary. For intermittent use only, not to be used as a lamp source. These are designed to operate 30 seconds ON~30 seconds OFF. Need

Each unit can be filled with water to add additional weight

Easy fold soccer goal with 1 1/2" welded steel frame

Multi-Domes are 10" diameter x 5" high fillable domes

Adjust the space between each hurdle for stride length drills

diode test

Instructions included

eliminating costly painting fees

the removable pieces stimulate problem-solving skills and develop small motor skills

The crank handle is reinforced with metal to provide years of rugged use

The durable design helps keep speed levels down

Use indoors or out

Pads fit board width 72"

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  • Express: 1-2 business days

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