ACS Grade Hydrochloric Acid, 500mL Chemical_Denatured Ethyl Alcohol Ten rocks and ten minerals

Ten rocks and ten minerals pair in this 20-piece specimen set for side-by-side identification practice in introductory geology coursework

this Alnico U-shape carries 45mm pole spacing for compact-bench field demonstrations and motor-effect setups

well suited to demonstrating the force on a current-carrying conductor in a magnetic field

the high-volume cell-culture buffer salt for media preparation

this 0-250mV moving-coil DC millivoltmeter at plus-or-minus 2

ACS Grade Hydrochloric Acid, 500mL Chemical_Denatured Ethyl Alcohol Ten rocks and ten mineralsACS grade 500mL hydrochloric acid, the analytical purity reagent for HPLC mobile phases, trace metal analysis, and acid procedures where solvent contaminants would interfere with results.