This document stipulates the identification, sensory, physical and chemical, safety and other requirements of sodium hyaluronate, describes the corresponding test methods, stipulates the inspection rules and labeling, packaging, transportation and storage content, and gives the molecular formula, structural formula and relative Molecular mass information. This document applies to the production, inspection and sale of sodium hyaluronate produced by fermentation of Streptococcus equi subsp. zooepidemicus using glucose, yeast powder, peptone, etc. as raw materials.