US$ 19.99
the smallest in the Alnico horseshoe series and well sized for individual student handling during basic attraction-and-repulsion lessons
and torsional balance
Twelve-position substitution box rotating through 100 ohms to 470k ohms at 1W and plus-or-minus 1%
and 400 ppm
with a spout for easy pouring
Brass Slotted Mass Set with Hanger, 4 x 50g (250g Total) Lab Supplies_Scoops & Spatulas the smallest in the AlnicoFour 50 gram brass slotted masses paired with a 50 gram hanger, totaling 250 grams for suspension from pulleys, springs, and balance arms during physics force and pressure experiments.
US$ 19.99
US$ 17.99
US$ 199.99
US$ 39.99
US$ 29.99
US$ 49.99
US$ 17.59
US$ 39.99
US$ 59.99
US$ 72.00