... Especially in dyeing and printing . The advantages of sodium alginate is good penetrability ;even printed ,easy to wash ... , mapi crisptrap and artificial bionic food .Medicament aspect: Sodium alginate used for intestine with a soft capsule, barium ... Sodium alginate also used in paper making, daily-use chemical, fowndry, welding jackets, fish and shrimp diet, concrete release agent, potting mix release ...