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GB/T 535-2020 English PDF

US$329.00 · In stock
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GB/T 535-2020: [Including 2022XG1] Fertilizer grade ammonium sulphate
Status: Valid

GB/T 535: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 535-2020English329 Add to Cart 4 days [Need to translate] [Including 2022XG1] Fertilizer grade ammonium sulphate Valid GB/T 535-2020
GB 535-1995English799 Add to Cart 4 days [Need to translate] [GB/T 535-1995] Ammonium sulphate Obsolete GB 535-1995
GB 535-1983EnglishRFQ ASK 3 days [Need to translate] Ammonium sulphate Obsolete GB 535-1983

PDF similar to GB/T 535-2020


Standard similar to GB/T 535-2020

GB/T 15063   GB/T 17420   GB/T 536   GB/T 2946   

Basic data

Standard ID GB/T 535-2020 (GB/T535-2020)
Description (Translated English) [Including 2022XG1] Fertilizer grade ammonium sulphate
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard G21
Word Count Estimation 15,184
Date of Issue 2020-11-19
Date of Implementation 2021-06-01
Older Standard (superseded by this standard) GB/T 535-1995
Regulation (derived from) National Standard Announcement No. 26 of 2020
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 535-2020: [Including 2022XG1] Fertilizer grade ammonium sulphate

---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.
(Fertilizer grade ammonium sulfate) ICS 65.080 G21 National Standards of People's Republic of China Replace GB/T 535-1995 Fertilizer grade ammonium sulfate 2020-11-19 released 2021-06-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 535-1995 "Ammonium Sulfate". Compared with GB/T 535-1995, except for editorial changes, the main technical changes as follows. ---The standard name is changed from "ammonium sulfate" to "fertilizer grade ammonium sulfate", and the scope of application has been modified accordingly (see standard name and section 1 Chapter,.1995 edition of the standard name and Chapter 1); ---Modified the product appearance requirements (see Table 1, Table 1 of the.1995 edition); --- Change the product division from "superior product, first-class product, qualified product" to "type Ⅰ, type Ⅱ" (see Table 1, Table 1 of the.1995 edition); ---Modified the nitrogen content index requirements (see Table 1, Table 1 of the.1995 edition); ---Added sulfur content, chloride ion content, toxic and hazardous substances limit indicators and their detection methods (see Table 1, Table 2, 5.4, 5.8, 5.9 and 5.10); --- Added a chapter "Sampling" (see Chapter 4); ---Added the factory inspection items and type inspection items of the product (see 6.1); ---The instrumental analysis method of nitrogen has been added (see A.2, A.3, A.4). This standard was proposed by the China Petroleum and Chemical Industry Federation. This standard is under the jurisdiction of the National Fertilizer and Soil Conditioner Standardization Technical Committee Nitrogen Fertilizer Sub-Technical Committee (SAC/TC105/SC2). Drafting organizations of this standard. Shanghai Research Institute of Chemical Industry Co., Ltd., Shandong Product Quality Inspection Research Institute, Luxi Chemical Group Co., Ltd. Company, Shandong Chemical Fertilizer Industry Corporation, Shandong Hualu Hengsheng Chemical Co., Ltd., Jining Product Quality Supervision and Inspection Institute, Shanghai Huanqiu Engineering Co., Ltd., Liaocheng Luxi Polyamide New Material Technology Co., Ltd., Shanghai Chemical Industry Institute Testing Co., Ltd. The main drafters of this standard. Zhang Juan, Zhang Rong, Yu Xiuhua, Sun Wendan, Sun Caihong, Du Xiuming, Fan Xiukai, Zhang Yanli, Yang Yi, Guo Ping, Pang Yuna, Zhang Qiang and Liu Xing. The previous versions of the standard replaced by this standard are as follows. ---GB/T 535-1983, GB/T 535-1995. Fertilizer grade ammonium sulfate

1 Scope

This standard specifies the technical requirements, sampling, test methods, inspection rules, identification and quality certificates, packaging, and transportation of fertilizer grade ammonium sulfate And storage. This standard applies to ammonium sulfate produced by the neutralization of synthetic ammonia and sulfuric acid, coking, ammonia recovery, urea, caprolactam and acrylonitrile. The by-product ammonium sulfate produced by production, ammonia desulfurization or other desulfurization methods.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB/T 6679 General Rules for Sampling of Solid Chemical Products GB/T 6682 Analytical laboratory water specifications and test methods GB/T 8170 Numerical rounding rules and the expression and determination of limit values GB/T 8569 Solid chemical fertilizer packaging GB 18382 Fertilizer labeling content and requirements GB/T 22923 Determination of Nitrogen, Phosphorus and Potassium in Fertilizers by Automatic Analyzer GB/T 24890 Determination of chloride ion content in compound fertilizer GB/T 29400 Determination of trace anions in chemical fertilizers by ion chromatography GB/T 32952 Determination of Polycyclic Aromatic Hydrocarbons in Fertilizers Gas Chromatography-Mass Spectrometry GB/T 32954 Determination of fluoride in fertilizers ion selective electrode method GB 38400 Limit requirements for toxic and hazardous substances in fertilizers HG/T 2843 Commonly used standard titration solution, standard solution, reagent solution and indicator solution for chemical analysis of fertilizer products NY/T 1117 Determination of calcium, magnesium, sulfur and chlorine content in water-soluble fertilizer NY/T 1978 Determination of the content of mercury, arsenic, cadmium, lead and chromium in fertilizers NY/T 2542 Determination of total nitrogen content in fertilizers

3 Technical requirements

3.1 Appearance White or off-white, powder or crystal, no visible mechanical impurities. 3.2 Technical indicators Should meet the requirements of Table 1, and should meet the marked value on the packaging container.

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Question 5: Should I purchase the latest version GB/T 535-2020?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 535-2020 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.