The Guidelines provides relevant scientific theory for the establishment of harmful residue maximums, the calculation of maximum theoretical values, and limit establishment factors for traditional Chinese medicines.

The Guidelines applies to the establishment of harmful residue limit for the materia medica and prepared slices of traditional Chinese medicines. Other products can also refer to the Guidelines for establishing maximal limits of harmful residues.

Harmful residues in this Guidelines can be pesticide residue, heavy metals, harmful elements, biotoxins, etc.