Standard No.:	GB/T 30360-2013
English Name:	Testing Method of Dustiness for Granular Pesticide Product
Chinese Name:	颗粒状农药粉尘测定方法
Chinese Classification:	G23    Basic standards and general methods for pesticides
Professional Classification:	GB    National Standard
Source Content Issued by:	AQSIQ;SAC
Issued on:	2013-12-31
Implemented on:	2014-6-22
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	4000 words
Translation Price(USD):	60.0
Delivery:	via email in 1 business day

Testing method of dustiness for granular pesticide product 1 Scope This standard specifies the testing method of dustiness for granular pesticide product. This standard is applicable to the testing of dustiness in granular pesticide products. 2 Terms and definitions For the purposes of this document, the following terms and definitions apply. 2.1 granular pesticide pesticide in dosage forms such as granules, water-dispersible granules, soluble granules, and effervescent granules 3 Test methods 3.1 Method summary Weigh a certain amount of sample and freely drop them in the test space according to the specified conditions. The released dust is carried by the air flow, collected on the filter, and weighed to obtain the dust amount. 3.2 Apparatus Dust meter (see Figure 1): consisting of a measuring box and a dumping tube (with the height of 600 mm). The top of the measuring box has a removable lid to which the dumping tube is attached. A filter is installed in the box, and is connected with the air flow meter and the vacuum pump; Filter: with a pore size of 75 μm, and a diameter of 40 mm; Air flow meter: 10 L/min to 20 L/min. Balance: with a sensibility of 0.1 mg, precision of ± 0.1 mg; Stopwatch; Beaker: 100 mL; Tweezers.

Foreword i 1 Scope 2 Terms and definitions 3 Test methods