Determining the Composition of an Unknown Mixture Kit Subcategory_Stopcocks with the intact head section

with the intact head section supporting teaching of cranial and upper-body structures together

Used to demonstrate rotational-to-linear motion conversion

Pairs 50mm of aperture with a 200mm focal length on a convex glass surface

Three-dimensional hand-painted pancreatic duct on a display base exposes the main duct and surrounding pancreatic anatomy for endocrine and digestive system teaching

Determining the Composition of an Unknown Mixture Kit Subcategory_Stopcocks with the intact head sectionUnknown mixture composition kit teaches percent composition analysis through chemical testing, separation techniques, and quantitative analysis methods.