GB/T 34775-2017 English PDF

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GB/T 34775-2017: Testing method of flowability for water dispersible granules of pesticide
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 34775-2017	89	Add to Cart	3 days	Testing method of flowability for water dispersible granules of pesticide	Valid

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Basic data

Standard ID: GB/T 34775-2017 (GB/T34775-2017)
Description (Translated English): Testing method of flowability for water dispersible granules of pesticide
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G23
Classification of International Standard: 65.100
Word Count Estimation: 4,486
Date of Issue: 2017-11-01
Date of Implementation: 2018-05-01
Regulation (derived from): National Standard Announcement 2017 No. 29
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 34775-2017: Testing method of flowability for water dispersible granules of pesticide

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Testing method of flowability for water dispersible granules of pesticide ICS 65.100 G23 National Standards of People's Republic of China Pesticide water dispersible granules fluidity determination method Posted.2017-11-01 2018-05-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard proposed by the China Petroleum and Chemical Industry Federation. This standard by the National Standardization Technical Committee of pesticides (SAC/TC133) centralized. This standard is drafted by Shenyang Chemical Research Institute Co., Ltd. Participate in the drafting of this standard.Hormone Institute of Jiangsu Province Co., Ltd., Anhui Fengle Agrochemical Co., Ltd., Anhui Meilan farmers Industry Development Co., Ltd. The main drafters of this standard. Li Xiujie, Yu Liang, Zhou Xuefang, Huang Liang, Mao Tang Fu. Pesticide water dispersible granules fluidity determination method

1 Scope

This standard specifies the method of determination of the mobility of pesticide water dispersible granules. This standard applies to the determination of pesticide water dispersible granules fluidity.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. Determining method of thermal storage stability of pesticides GB/T 19136-2003

3 test methods

3.1 Method summary The sample is placed under pressure and stored at 54 ° C for 14 days before passing through a test sieve without any mechanical interference or shaking 20 times, weighed residue on the test sieve, calculate the liquidity. 3.2 Instruments Constant temperature oven .54 ℃ ± 2 ℃ (relative humidity less than 30%). Dryer. Electronic balance. Sense of 0.1g, load 2kg. Beaker 100ml, inner diameter 5.0cm ~ 5.5cm. The diameter of the disk should be matched with the beaker, and it will produce an average pressure of 2.45 kPa. Beaker cover. Beaker can be completely covered. Test sieve diameter 20cm, aperture (5000μm), and with a matching tray and cover. Iron stand with metal rod and double top wire. Hard rubber sheet, size 22cm × 22cm, with 35 ~ 40 International Rubber Hardness Value (IRHD). Glass dish. Known quality. Brush 2.5cm soft brush. 3.3 Determination steps 3.3.1 Sample Preparation The 50g sample into the beaker, according to GB/T 19136-2003 in 2.2, after storage, the sample is placed in a desiccator and cooled to room Warm, spare. 3.3.2 Determination of liquidity As shown in Figure 1, the test sieve is installed, the beaker containing the sample to be tested is capped, the beaker is inverted, and the sample is carefully transferred to the test ......

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