No. 1 Chromatography Filter Paper, 100-Pack Chemical_Methylene Chloride the no-weigh format for biology

the no-weigh format for biology and chemistry classrooms preparing fresh starch indicator on demand

Dual-scale IME-type vernier caliper in plated steel reading 0 to 15 cm at 0

the slender triangular bodies sized for paired light-bending demos where two refraction angles need to be compared simultaneously

1M NaOH (25

the workhorse mid-range value used most often for LED current-limiting and Ohm's-law student investigations

No. 1 Chromatography Filter Paper, 100-Pack Chemical_Methylene Chloride the no-weigh format for biologySeparates dissolved dyes and biological pigments by capillary flow for paper chromatography demonstrations and filter paper art in teaching chemistry.