Laboratory Grade Potassium Hydroxide Flake, 2.5kg Stem Diameter_13mm and rock classification for 15

and rock classification for 15 students

Autoclavable polypropylene test tube stand holding six 25-mm tubes with six drying pins on the back

supplying a space-efficient option for chemistry classrooms with limited drawer or cabinet storage between lessons

Sloping recovery bend in borosilicate glass features 29/32 flask and 19/26 cone sizes for distillation collection with size adaptation

Laboratory Grade Potassium Hydroxide Flake, 2.5kg Stem Diameter_13mm and rock classification for 15Bulk 2. 5kg pack of laboratory grade potassium hydroxide flake, the high volume strong base option for soap making demos, biodiesel synthesis, and pH adjustment chemistry across lab sections.