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YS/T 1021-2015

Search Result of Chinese Standard: 'YS/T 1021-2015'
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YS/T 1021-2015English139 Add to Cart Days<=3 Potassium metavanadate Valid YS/T 1021-2015
YS/T 1021-2015Chinese16 Add to Cart <=1-day [PDF from Chinese Authority, or Standard Committee, or Publishing House]

   
Detail Information of YS/T 1021-2015; YS/T1021-2015
Description (Translated English): Potassium metavanadate
Sector / Industry: Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: H63
Classification of International Standard: 77.150.99
Word Count Estimation: 5,532
Date of Issue: 2015-04-30
Date of Implementation: 2015-10-01
Quoted Standard: GB 190-2009; GB/T 6284; GB/T 6678; GB/T 6679; GB/T 21524
Drafting Organization: Dalian Borong new materials Co., Ltd.
Administrative Organization: National non-ferrous metals Standardization Technical Committee
Regulation (derived from): Ministry of Industry and Information Technology Announcement (2015 No. 28)
Proposing organization: National Non-Ferrous Metals Standardization Technical Committee (SAC/TC 243)
Issuing agency(ies): Ministry of Industry and Information Technology of the People's Republic of China
Summary: This Standard specifies the potassium metavanadate requirements, test methods, inspection rules and signs, packaging, transportation, storage and quality certification and purchase order (or contract) content. This Standard applies to mineral containing vanadium by roasting, leaching, precipitation, dissolution, evaporation and crystallization, dry operation obtained potassium metavanadate.

YS/T 1021-2015
Potassium metavanadate
ICS 77.150.99
H63
People's Republic of China Nonferrous Metals Industry Standard
Potassium metavanadate
Issued on: 2015-04-30
2015-10-01 implementation
Ministry of Industry and Information Technology of the People's Republic of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) and focal points.
This standard was drafted: Dalian Borong New Materials Co., Ltd. Dalian Galaxy Metal Material Co., Ltd., Dalian still melt materials testing center
Ltd., Dalian Chi Rong Materials Engineering Research Center Co., Ltd.
The main drafters of this standard: Chen Yanbo, Hao Yue, Song Mingming, Zhao Hongwei, Dongchang Bin, Chou Jinguo.
Potassium metavanadate
1 Scope
This standard specifies the potassium metavanadate requirements, test methods, inspection rules and signs, packaging, transportation, storage and quality certificate and ordering
Single (or contract) content.
This standard applies to the calcined vanadium-containing minerals, leaching, precipitation, dissolution, evaporation and crystallization, drying of potassium metavanadate.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB 190-2009 dangerous goods packaging logo
GB/T 6284 General method for determination of chemical products, moisture loss on drying method
GB/T 6678 General Principles for Sampling Chemical Products
GB/T 6679 General rules for sampling solid chemical products
GB/T 21524 Inorganic chemical products Determination of particle size sieve method
Dangerous Chemicals Regulations (People's Republic of China State Council Decree No. 591)
3 Requirements
3.1 Categories
Product chemical composition is divided into two levels: First Grade, Second Grade.
3.2 Chemical composition
Chemical composition of the product shall comply with the requirements in Table 1. When the demand side, such as the chemical composition of the product have special requirements, agreed upon by both parties.
Table 1
grade
V (Quality
fraction)/%
K (Quality
fraction)/%
Impurity content (mass fraction) /%, not more than
Cl Fe Mo As Cr Na
First Grade ~ 36.6 ~ 37.0 28.0 28.5 0.01 0.01 0.01 0.002 0.005 0.2
Second Grade 36.0 ~ 27.5 ~ 36.6 28.0 0.01 0.02 0.01 0.005 0.010 0.5
3.3 Moisture content
The moisture content of a product and the two products should not exceed 0.1%.
3.4 size
Product size should be less than 1.0mm.
Related standard:   YS/T 1017-2015  YS/T 1018-2015
   
 
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