| 摘要 |
A pure natural disinfectant and food additive product and its preparation, which is characterised in placing one or more kinds of bark, root, stock, leaf, fruit, kernel, shell and pit selected from plants to the gas retort, resulting in the rude product by dry distillation, then which is fractionated to obtain the pure water-based and oil-based product. According to the present invention, the preparation method is simple, raw materials are widely available, the yield is high and the cost is low. The product does no harm to human. The effect of which is good and can be used in many fields, such as: medicine, hygiene and epidemic prevention, food and beverage, cosmetics, detergent, crop protection, keeping grain, oil, fruit, vegetable and aquatic product fresh, breeding, and chemical industry for daily use. The residues which are left after dry distillation can be used as charcoal, no three wastes is produced and the method does not make any pollution to the environment. |
