The subject merchandise is described as Algotec Aqua. It is comprised of chlorella vulgaris cells, the living cells of planktonic microalgae of chlorella vulgaris A1-24. It is used for the biological treatment of freshwater objects and the production of food biomass. Algotec Aqua is composed of 10 percent chlorella vulgaris cells and 90 percent suspension (water, vegetable protein, carbon dioxide, ammonium nitrate, cobalt nitrate and minerals). It is said that no other materials or substances are added before its importation into the United States. Algotec Aqua is a product of Russia and will be imported in plastic containers at a net weight of 5.4, 21.7 and 32.6 kilograms, respectively.
[1] Please importantly note that only the relevant portion of the related is displayed above. You may refer to the said customs ruling for the entire ruling explanation.
[1]. https://rulings.cbp.gov/ruling/N320130