According to the regulations, salt and potassium iodate used for processing iodized salt must meet the national hygiene standards. The content of potassium iodate in iodized salt is determined by the health administrative department of the State Council.

Iodized salt must pass quality inspection before leaving the factory, and iodized salt that does not meet the prescribed content standards shall not leave the factory.

Iodized salt must be packed before leaving the factory. The packaging of iodized salt shall be clearly marked with the name, address, iodine dosage, batch number, production date and storage method of the processing enterprise.