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GB/T 20784-2018 English PDF

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Q: Should I purchase the latest version GB/T 20784-2018?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 20784-2018 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.

US$219.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 20784-2018: Potassium nitrate for agricultural use
Status: Valid

GB/T 20784: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 20784-2018	219	Add to Cart	3 days	Potassium nitrate for agricultural use	Valid
GB/T 20784-2013	399	Add to Cart	3 days	Potassium nitrate for agricultural use	Obsolete
GB/T 20784-2006	399	Add to Cart	3 days	Potassium nitrate for agricultural use	Obsolete

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Basic data

Standard ID: GB/T 20784-2018 (GB/T20784-2018)
Description (Translated English): Potassium nitrate for agricultural use
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G21
Classification of International Standard: 65.080
Word Count Estimation: 11,159
Date of Issue: 2018-05-14
Date of Implementation: 2018-12-01
Older Standard (superseded by this standard): GB/T 20784-2013
Quoted Standard: GB 190-2009; GB/T 1918-2011; GB/T 2441.1; GB/T 6679; GB/T 8170; GB/T 8569; GB 18382; GB/T 22923; GB/T 23349; GB/T 24890; GB/T 24891; HG/T 2843; NY/T 1116
Regulation (derived from): National Standards Announcement No. 6 of 2018
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration
Summary: This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation and storage of potassium nitrate for agriculture. This standard applies to the production of various processes as a potassium and potassium compound fertilizer used in solid agricultural potassium nitrate products.

GB/T 20784-2018: Potassium nitrate for agricultural use

---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.
Potassium nitrate for agricultural use ICS 65.080 G21 National Standards of People's Republic of China Replace GB/T 20784-2013 Potassium nitrate for agriculture Published on.2018-05-14 2018-12-01 implementation State market supervision and administration China National Standardization Administration issued

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 20784-2013 "potassium nitrate for agriculture". The main technical changes compared with GB/T 20784-2013 are as follows. --- Adjusted product technical indicators according to domestic agricultural demand and product quality level (see 3.2, 3.2 of.2013 edition); --- Increased instrumental analysis of potassium oxide (see 4.3.2); --- Increased temperature titration of potassium oxide (see 4.3.3); --- Increased instrumental analysis of total nitrogen (see 4.4.2); --- Increased water insoluble test method (see 4.7); --- Increased test methods for the content of harmful elements (arsenic, cadmium, lead, chromium, mercury) (see 4.9). This standard was proposed by the China Petroleum and Chemical Industry Federation. This standard is under the jurisdiction of the National Fertilizer and Soil Conditioning Standardization Technical Committee Potash Subcommittee Technical Committee (SAC/TC105/SC4). This standard was drafted. Qinghai Salt Lake Industry Co., Ltd., Shanghai Chemical Research Institute Co., Ltd., Jiangxi Jinlida Potash Co., Ltd. Division, Shandong Wealth Chemical Co., Ltd., Shandong Tianyi Chemical Co., Ltd., Sichuan Migao Chemical Fertilizer Co., Ltd., Hunan Meiao Potash Co., Ltd. Ren, Sichuan Anda Aonsen Technology Co., Ltd., Golden Potassium Technology Co., Ltd. The main drafters of this standard. Wu Juan, Xie Kangmin, Zhao Chen, Sun Lihui, Qu Wenjun, Sun Pingfu, Huang Zhijian, Xiang Chaoan, Liang Tinggang, Zhang Haijun, Wang Shijun, Li Wuping, Qu Xiaorong, Yang Yi. This standard was first published in December.2006 and first revised in November.2013. Potassium nitrate for agriculture

1 Scope

This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation and storage of potassium nitrate for agriculture. This standard is applicable to solid potassium nitrate products for agricultural use used as nitrogen and potassium binary compound fertilizers produced by various processes.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB 190-2009 dangerous goods packaging mark GB/T 1918-2011 Industrial Potassium Nitrate GB/T 2441.1 Determination of urea - Part 1. General nitrogen content GB/T 6679 Solid Chemical Products Sampling General GB/T 8170 Numerical Rounding Rules and Representation and Determination of Limit Values GB/T 8569 solid chemical fertilizer packaging GB 18382 Fertilizer identification content and requirements GB/T 22923 Determination of nitrogen, phosphorus and potassium in fertilizers by automatic analyzer GB/T 23349 Fertilizers arsenic, cadmium, lead, chromium, mercury ecological indicators Determination of Chloride Ion Content in GB/T 24890 Compound Fertilizer Determination of particle size of GB/T 24891 compound fertilizer HG/T 2843 chemical fertilizer products commonly used in standard titration solutions, standard solutions, reagent solutions and indicator solutions Determination of nitrate nitrogen, ammonium nitrogen and amide nitrogen in NY/T 1116 fertilizer

3 requirements

3.1 Appearance. white or light colored crystals or granules, no visible (mechanical) impurities. 3.2 Agricultural potassium nitrate products should meet the requirements of Table 1, and should also meet the indicated values. Table 1 Requirements for agricultural potassium nitrate project grade First-class quality products Mass fraction of potassium oxide (K2O) /% ≥ 46.0 44.5 44.0 Total nitrogen (N) mass fraction /% ≥ 13.5 13.5 13.0 Chloride ion (Cl ̄) mass fraction /% ≤ 0.2 1.2 1.5 Water (H2O) mass fraction /% ≤ 0.5 1.0 1.5 Mass fraction of water insolubles /% ≤ 0.10 0.20 0.30 ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 20784-2018_English be delivered?

Answer: Upon your order, we will start to translate GB/T 20784-2018_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 20784-2018_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 20784-2018_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 20784-2018?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 20784-2018 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.