Huimeijia refined edible salt is a first-grade salt.

According to the standard of GB2721, the grades of table salt are divided into superior grade, first grade and second grade. Uniodized table salt is also divided into refined salt, crushed washing salt and sun-dried salt.

Based on the sodium chloride content in table salt, the first-grade salt content shall not be less than 97.0%, the second-grade salt content shall not be less than 95.5%, and the superior-grade salt content shall not be less than 99.3%. Therefore, Huimeijia refined edible salt belongs to the first-grade salt.

Edible salt is a chemical substance commonly used in food seasoning and cooking. It is also called table salt or food salt. It is an inorganic compound composed of sodium and chloride, with the chemical formula NaCl.