Description

test tubes

and ice-pail induction

supplying the standard durable instrument for routine student voltage measurements

Hand-driven Newton's color disc that spins seven painted segments fast enough to merge into apparent white through persistence-of-vision and additive color mixing

Rectangular Refraction Acrylic Block, 115 x 65 x 18mm Subcategory_Spectroscopy test tubesMid size 115 by 65 by 18mm acrylic rectangular refraction block, the lightweight lab safe body matching glass block teaching geometry without the mass or fragility.

Exchange/Return Notes

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Rectangular Refraction Acrylic Block, 115 x 65 x 18mm Subcategory_Spectroscopy test tubes

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