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GB/T 9552-2017: Chlorothalonil wettable powders
Status: Valid GB/T 9552: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 9552-2017 | English | 219 |
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Chlorothalonil wettable powders
| Valid |
GB/T 9552-2017
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| GB 9552-1999 | English | 479 |
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[GB/T 9552-1999] Chlorothalonil wetable powders
| Obsolete |
GB 9552-1999
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| GB 9552-1988 | English | RFQ |
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75% Chlorothalonil wettable powder
| Obsolete |
GB 9552-1988
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PDF similar to GB/T 9552-2017
Basic data | Standard ID | GB/T 9552-2017 (GB/T9552-2017) | | Description (Translated English) | Chlorothalonil wettable powders | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G25 | | Classification of International Standard | 65.100.30 | | Word Count Estimation | 11,167 | | Date of Issue | 2017-11-01 | | Date of Implementation | 2018-05-01 | | Older Standard (superseded by this standard) | GB/T 9552-1999 | | Regulation (derived from) | National Standard Announcement 2017 No. 29 | | Issuing agency(ies) | General Administration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 9552-2017: Chlorothalonil wettable powders---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.
Chlorothalonil wettable powders
ICS 65.100.30
G25
National Standards of People's Republic of China
Replacing GB/T 9552-1999
Chlorothalonil WP
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 replaces GB/T 9552-1999 "chlorothalonil WP", compared with GB/T 9552-1999, the main technical changes
as follows.
--- Change the indicator "HCBB in 50%, 60% and 75% of the three specifications from not more than 0.2g/kg, 0.3g/kg and 0.3g/kg" to
"Not higher than 0.02g/kg, 0.03g/kg, 0.03g/kg";
--- Added deca-biphenyl control index;
--- Remove the persistent foaming control indicators;
--- The "heat storage chlorothalonil mass fraction, pH value, wetting time, fineness still meet the standard requirements, the suspension rate of not less than 50%" to
"After storage chlorothalonil mass fraction of not less than 97% before storage, the suspension rate is still in line with standard requirements";
--- The "guarantee period of 2 years, the suspension rate of not less than 60%" to "the product is valid for 2 years."
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.
Participated in the drafting of this standard. Jiangsu Limin Chemical Co., Ltd., Jiangsu Weijuate Fine Chemical Co., Ltd., Jiangsu New River farmers
Chemical Co., Ltd., Jiangyin Su Li Chemical Co., Ltd.
The main drafters of this standard.Xing Hong, Meibao expensive, Wang Xinran, Yuan Xin, Du Jie, Miao Jinfeng, Xu Mei.
This standard replaces the standards previously issued as.
--- GB 9552-1988, GB/T 9552-1999.
Chlorothalonil WP
1 Scope
This standard specifies the chlorothalonil WP requirements, test methods and signs, labels, packaging, storage and delivery and guarantee period.
This standard applies to chlorothalonil by the original drug, additives and fillers suitable for processing chlorothalonil WP made.
NOTE Other names, structural formulas and basic physico-chemical parameters of chlorothalonil, hexachlorobenzene and deca-biphenyl are given in Appendix A.
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.
GB/T 1601 Determination of pesticide pH value
GB/T 1604 commodity pesticide acceptance rules
Commercial pesticides sampling method
GB 3796 Pesticide packaging General
Pesticide wettable powder GB/T 5451 Determination of wettability
Laboratory use specifications and test methods for analysis GB/T 6682-2008
Representation and determination of rules for repair of numerical values and limit values GB/T 8170-2008
GB/T 14825 pesticide suspension rate determination method
GB/T 16150 Pesticide powder, wettable powder fineness determination
Determination of heat storage stability of GB/T 19136 pesticides
3 requirements
3.1 Composition and appearance
Chlorothalonil WP from the standard chlorothalonil medicine, suitable additives and fillers, as a uniform loose powder, no visible
Foreign impurities and clumps.
3.2 Specifications
Chlorothalonil wettable powder should also meet the requirements of Table 1.
Table 1 chlorothalonil WP control project indicators
project
index
50% 60% 75%
Chlorothalonil mass fraction /% 50.0 2.5-2.5 60.0 2.5-2.5 75.0 2.5-2.5
Hexachlorobenzene mass fraction/(g/kg) ≤ 0.02 0.03 0.03
Dechlorinated biphenyls mass fraction a/(g/kg) ≤ 0.02
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