Lithospermum Lithospermum (scientific name: Lithospermum erythrorhizon Sieb.et Zucc.) is a plant belonging to the Comfrey genus of the Boraginaceae. Perennial herb, the roots are rich in purple substances. Stems are usually 1-3, erect, 40-90 cm tall. The leaves are sessile,… Read more »Supercritical CO2 extraction of lithospermum
SCF cleaning integrated circuit board process parametersLaboratory equipment:L-05 Cleaning pressure: <10 MPaSeparation pressure: 6 MPaCleaning time: <90 min This is an experiment, on July 1, 2020. At the request of Taiwan Songhao Electromechanical Company, we carried out the IC board… Read more »Supercritical CO2 Fluid Cleaning Integrated Circuit Board
Peppermint How to extract peppermint oil The stems and leaves of peppermint plants can be steam distilled to extract mint crude oil. They have analgesic, relieve itching, aromatic and refreshing effects. Application They are widely used in oral hygiene, detergents,… Read more »Purification of Menthol by Supercritical CO2 Fluid Fractional Distillation