Description

sodium benzoate

Pea seed germination model traces cotyledon splitting

Three 6% chrome-steel horseshoes at 75mm

the longer focal distance lowering magnification but broadening the visible area on a single page

Narrow-Angle Glass Prism, 5° x 87.5° x 87.5° Racks & Stands_Pipette & Burette Stands sodium benzoateVery narrow 5 degree apex glass wedge prism with 87. 5 x 87. 5 base angles, the wedge geometry producing minimal beam deviation for demonstrating small apex thin prism behavior.

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Narrow-Angle Glass Prism, 5° x 87.5° x 87.5° Racks & Stands_Pipette & Burette Stands sodium benzoate

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