Ammonium Hydroxide Solution, 28-30%, 500mL, ACS Grade Capacity_2500mL Five-pulley set of double-parallel 50mm

Five-pulley set of double-parallel 50mm plastic pulleys on open-sided steel frames

Demonstrates the basic principle of a galvanic cell — voltage generated when two dissimilar metals are dipped into an electrolyte — for an introductory look at battery operation

and reagent use in chemistry labs

Basic Hydra model demonstrates freshwater polyp anatomy

the 90-45-45-degree polished faces handling longer beam paths for total internal reflection and image-inversion

Ammonium Hydroxide Solution, 28-30%, 500mL, ACS Grade Capacity_2500mL Five-pulley set of double-parallel 50mmACS grade 28 to 30 percent ammonium hydroxide, used as a strong base in qualitative analysis, complexometric titration, and buffer solution preparation.