1.1 This specification includes standard terminology, classification, and referenced documents as well as description of the test method determining whether the number of P. persimilis in the shipment and the purity of shipments meet the quantity specification.

1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

4.1 The test describes the method for determining if the number of the predatory mites conforms to the advertised standard and the method for assessment of purity of shipments.