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This product is prepared by purifying, refolding, adding aluminum adjuvant to the hepatitis E virus structural protein expressed in genetically engineered Escherichia coli and mixing them together. The product is a white suspension, and may be layering due to precipitate, which can be dispersed on shaking. Excipients: Sodium Chloride, Disodium hydrogen phosphate, potassium dihydrogen phosphate, potassium chloride, aluminum hydroxide, thimerosal, and water for injection. |