Pharmaceutical Intermediates,Organic Medical Pharmaceutical Intermediate,Cyanamide 50% Solution,Cyanamide 98% Solid Ningxia Darong Chemicals & Metallurgy Co., Ltd. , http://www.darong-cyanamide.com
Litsea cubeba harvesting and processing
1. The leaves, flowers, and peels of the harvested chicken peppers contain essential oils. Fresh leaf oil content 0.01% to 0.02%, no production value. Male flower oil content 1.6% ~ 1.7%, female flower oil content is about 1% lower than male flowers. The flower oil contains citral 54% to 61%. Peel oil content, harvested in August reached 4%. The citral content of peel oil is 50%-60% in late May and 80% in June-July, and the highest harvester in August is about 90%. 1. Medicinal harvest When the fruit matures in autumn, the branches are taken off, and the branches and leaves are removed and dried. 2. The spice harvesting period should be appropriately advanced. The harvest period in eastern and southeast Sichuan is from May to July. It is advisable to use green peel or yellow green. At this point the oil is better, oil content 3% to 4%. Citral content of more than 80%, in line with the requirements of the perfume industry. 3. When the oil is used for oil and fat harvesting, the harvesting period can be delayed. It is advisable that the peel of most fruits is black. 4. Harvest precautions Harvesting should be taken care not to damage the foliage and flower buds. When harvesting, a plastic film is placed under the tree to hold the fruit, remove impurities, and put it in a bamboo basket. Timely processing to avoid crushing the fruit or fermenting rot, affecting the quality of essential oils. Second, the processing generally uses stainless steel distiller steam distillation. However, in the remote areas, soil distillation is still used, that is, the use of wood distillation or water distillation.