Sodium fumarate is a new type of preservative food additive, mainly used in aquatic products and minced meat products. It is mainly used in combination with sodium acetate and is widely used abroad.

Calcium stearate is an organic compound used as an anti caking agent; Adhesive; Emulsifier; lubricant; Release agent; Stabilizer; Thickening agent; Fragrance enhancer.

Tripolyphosphate is an amorphous water-soluble linear polyphosphate commonly used in food as a water retention agent, quality improver, pH regulator, and metal chelating agent.