Stevia dry leaf acquisition technology points
The pursuit of high quality is the eternal theme of the development of the stevia industry. It is also the interest of companies, farmers, and acquirers to rely on each other for mutual development. The following points must be firmly grasped in the acquisition of dry leaf:
one. Acquisition criteria
Adhere to the "Double Ten" standard. Namely: moisture does not exceed 10% in maximum not more than 12%; impurities do not exceed 10% (impurity refers to dirt, sticks, metamorphic leaves, etc., effective leaf reaches more than 90%) more than 20% rejection. Water and impurities more than 10% over how much buckle. RA content is not less than 50%.
two. Acquired varieties
Shoutian No. 2, Shoutian No. 3 (Jiangdong No. 1), and Huinong No. 1. Many varieties of mixed leaves, hair leaves refused.
three. QC
1. Moisture: The hands feel dry, and the hands are easy to break.
2. Impurities: Pure hand wipes, no sticks visible. If it is seen that the flat stems of the head after drying, the impurities may reach 15~20%; the general impurities of the “tool leaf†are all above 30%; due to the mud during the growing period, it is splashed on the lower leaf surface ( Commonly known as natural soil) can be between 1 and 3%.
3. RA ç”™ content: mainly depends on the purity of the variety, as long as the purity of the cultivar reaches more than 90%.
4. Leaf color: The normal color of dry leaf should be dark green, due to the weather change the color to dark brown can be seen as normal leaf acquisition. In short, the proportion of green leaves should reach 80% or more.
four. Variety identification
Shoutian No.2: dark green, with two sharp tips in the middle of the leaves, regular fine teeth on the margins, thicker leaves and longer petiole.
Shoutian 3 (Jiangdong No. 1): The leaves are lighter than No. 2 and the leaves are oval. After drying, both sides of the leaves are rolled to the middle, and the hands are inserted into the dry leaves with the feeling of stinging.
Huinong No. 1: dark green, with thick leaves, thick strips, slightly rounded tip, and thick petiole.
Fives. Packing sale
1. Acquisition: The acquisition should be carried out during the day, after the weighing, it should be tested and the stack should be piled after the transaction. The buckle must be buckled, and the rejection must be rejected.
2, packing: packing must be hand-picked evenly, if there is to withdraw, 50 kg per pack. Adhere to the edge and pack it. Pack in time to prevent resurgence.
3, the sale of goods: packaged immediately after delivery to the factory, loading the front door number of each acquisition station written in Baotou, in order to test inspection.
Matrine Insecticide,Extract Matrine,Professional Matrine,Cas 519-02-8
Shaanxi The River Pharmaceutical Co., Ltd. , https://www.dahepharma.com