Description
27mm diameter
this phenylthiourea taste-testing set demonstrates the genetic basis of bitter-flavor perception in biology classrooms
providing a measurable projection surface for sizing real images formed by lenses and concave mirrors
running on 3-6V DC to illustrate both motor and generator operation
Pocket Reference Natural Gemstone Card with 12 Identified Specimens, 1cm Each Lab Equipment_Water Baths 27mm diameterTwelve 1cm identified gemstone specimens mount on a pocket reference card for on the go gemology identification practice in classrooms or field trips.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
