US$ 34.98
5-inch Alnico bar pair
2mL graduations
Heavy 150 x 25 x 15mm Alnico U-shape with clearly marked poles and a keeper bar
Glass semicircular block at 90 by 18mm
Clearance under the bulb is 5" to 6
Parchment Paper for Osmosis Tests, 50-Pack Diameter_200mm 5-inch Alnico bar pairPack of 50 parchment paper sheets serves as a semipermeable membrane in osmosis demonstrations for plant physiology and biology coursework.
US$ 34.98
US$ 39.95
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