Aceto-orcein preparation (1% solution) Orcein is extracted from two species of lichens, Rocella tinctoria and Lecanora parella. Orcein also is available in a synthetic form, but the natural form is preferred for chromosome analysis, because it gives better contrast.
Translation missing: en.product.form.price
- choosing a selection results in a full page refresh
- press the space key then arrow keys to make a selection