Borosilicate Glass Soxhlet Extractor Joint Size:34/35/55/44 Class-pack of economy handheld spectroscopes

Class-pack of economy handheld spectroscopes fitted with a rotating slit cap and internal diffraction grating for identifying constituent wavelengths in visible light sources

and upper airway structures in two interlocking parts for combined anatomy teaching

Matte-black metal body 20mm in internal diameter and 22mm deep on a bench rod

and sample preparation

Borosilicate Glass Soxhlet Extractor Joint Size:34/35/55/44 Class-pack of economy handheld spectroscopesPerforms continuous solvent extraction of soluble compounds from solid samples by repeatedly cycling warm solvent through a thimble chamber into a boiling flask.