United Scientific® Analytical Brass Weight Box Set – 9 Weights with Fractional Set, Rider & Forceps in Wooden Case United Scientific class A flask this water sampler is an

this water sampler is an essential tool for teaching water quality testing

and performance in laboratory applications

Expandable magnification options allow the system to scale up to 180× with optional auxiliary lenses or eyepieces

a hands-on teaching tool designed to clearly demonstrate the mechanics of breathing

United Scientific® Analytical Brass Weight Box Set – 9 Weights with Fractional Set, Rider & Forceps in Wooden Case United Scientific class A flask this water sampler is anEnsure precise laboratory measurements with the United Scientific Analytical Brass Weight Box Set, designed for accurate calibration and classroom demonstrations. This premium set includes nine solid brass weights ranging from 1g to 100g, plus a fractional weight set (1mg500mg) for high precision applications. A 5mg rider and forceps are included to handle the delicate weights without contamination, ensuring reliability and long lasting accuracy.