US$ 119.99
PVC tubing and a stainless steel binaural on this student stethoscope let beginners hear heart and lung sounds during basic physiology and anatomy lab work
Plastic-housed 5
" Autoclavable
and collection vials for gathering microscopic organisms in the field
assembling quickly for classroom chemistry storage and disassembling flat for easy cleaning
Ampholytes Chemistry Demonstration Kit Force & Motion_Mechanics PVC tubing and a stainlessAmpholytes demonstration kit illustrates amphoteric behavior through acid base chemistry, pH responses, and molecular property investigations.
US$ 119.99
US$ 12.00
US$ 83.00
US$ 22.00
US$ 112.00
US$ 83.00
US$ 46.00