Raw Apatite Mineral Hand Sample, Approx 3 inch Subcategory_Petri Dishes One-percent eosin B solution at

One-percent eosin B solution at 30mL

supplied with three binding posts for rheostat or potentiometer wiring

Multiplate 2V 45Ah lead-acid accumulator built for heavy current draw

Pear-shaped rubber pipette bulb holds 20mL for controlled suction in pipetting procedures with compatible serological and volumetric glass pipettes

supplied with two sets of 100g weights for experiments on torque

Raw Apatite Mineral Hand Sample, Approx 3 inch Subcategory_Petri Dishes One-percent eosin B solution atBuilt for phosphate mineral teaching, this 3 inch raw apatite hand sample demonstrates Mohs 5 hardness as the reference mineral for scratch test identification.