The first step is pulping. If you use trees and grass to make paper, you must first chop the trees and grass, then steam it in a large pot until it is rotten, and then put the steamed liquid (professional called pulp) out of the pot.
Phosphate, the salt of phosphoric acid, is one of the natural ingredients of almost all foods. As an important food ingredient and functional additive, it is widely used in food processing.
Phosphate, the salt of phosphoric acid, is one of the natural ingredients of almost all foods. As an important food ingredient and functional additive, it is widely used in food processing.
In recent years, sodium carboxymethyl cellulose has developed significantly in quality, yield, variety, and technology, and its use has gradually been promoted.
It can be seen from the structural formula that the hydrogen (Na+) on CMC is easily separated in an aqueous solution (usually in the form of sodium salt). Hence, CMC exists in the form of an anion in an aqueous solution.
CMC is white or creamy white fibrous powder or granule, density 0.5-0.7g/cm3, almost odorless and tasteless, with hygroscopicity.