The Core Raw Material and Processing Technology of Fish Protein Powder

1. Source of raw materials: recycling of marine resourcesThe raw materials of high-quality fish protein powder fertilizer are mostly taken from marine organisms such as deep-sea tuna, miscellaneous fish, shrimps and crabs, as well as waste ···

Mainstream production process of black seaweed fertilizer

Black seaweed extract is mostly prepared by chemical extraction method (such as alkali depyretic extraction) or physical crushing + biochemical extraction process. Among them, the alkali depyretic extraction process is simple to operate. Se···

Black seaweed essence purchase and identification points

Key points of purchase and identification：1. Check the composition index: give priority to the "3 20% gold ratio" products with alginic acid ≥ 20%, organic matter ≥ 20% and nitrogen, phosphorus and potassium ≥ 20%, and at the ···