10-Pack Unknown Composition Potassium Hydrogen Phthalate Samples, 100g Each, Varying Purities 20-65% Chemical_Standard Buffer and pendulum period measurements during

and pendulum period measurements during physics motion investigations

high-temperature grid flame for chemistry ashing

FOCAL LENGTH VARIETY || Converging and diverging focal lengths in 200mm

students will perform three fun and fascinating activities involving polymers

Maximum voltage on any input: 24 V

10-Pack Unknown Composition Potassium Hydrogen Phthalate Samples, 100g Each, Varying Purities 20-65% Chemical_Standard Buffer and pendulum period measurements duringUsed to challenge students in determining purity by titration of unknowns, this 10 pack of 100g potassium hydrogen phthalate samples ranges 20 65% purity for analytical chemistry practice.