Product Name: Mineral Premix for Aquatic Products Type: Calcium Formate Function: Trace Elements Additive Shape: Powder Certification: ISO Trademark: Tianyuan Transport Package: 1kg/Bag*15/Bucket Specification: 1kg/bag Origin: Hebei China HS Code: 2309909000 Product Description Characteristics: Supplement mineral elements for growth of shrimp and crab, prevent soft shell, failure of shelling, and quickly harden the shell of shrimp and crab.Composition content: calcium15.0gphosphorus40.0gmagnesium25.0gcopper200 mgiron7.5gmanganese2.0gzinc3.0gselenium10mgCharacter: Gray-white powderScope of application: River crab, green crab, Portunus crab, white shrimp of South America, Chinese shrimp, Japanese shrimp, grass shrimp, Macrobrachium rosenbergii, etc.Main functions:1. It can fully supplement the minerals and trace elements of shrimp and crab crustacean culture ponds, promote the hardening of shrimp and crab crustaceans rapidly, and prevent the soft shell of shrimp and crab or the failure of shelling.2. It can improve water quality, maintain acid-base balance of water environment before and after raining, enhance buffer capacity of water body, and enhance stress ability of shrimp and crab.3. Frequent use can improve the physique and color of shrimp and crab, and improve the commercial value of shrimp and crab crustaceans.4. Increase water hardness, increase algae CO2 utilization rate, maintain good algae phase, and promote plankton growth.Usage and dosage: Dissolve the product with water and sprinkle it evenly in the whole pond. The water depth is 1 meter, and the product is 200g-300g per mu.Matters needing attention:1. Use soft shell once a day for 2-3 times.2. Use it once a day for shelling, about two times in a row.3. Use this product once every 15 days or so can improve the quality of breeds.