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YS/T 638-2007 English PDF

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YS/T 638-2007English239 Add to Cart 3 days [Need to translate] Lithium carbonate for production of colored phosphor powder Obsolete YS/T 638-2007

PDF similar to YS/T 638-2007


Standard similar to YS/T 638-2007

GB/T 1918   GB/T 1606   GB/T 1617   

Basic data

Standard ID YS/T 638-2007 (YS/T638-2007)
Description (Translated English) Lithium carbonate for production of colored phosphor powder
Sector / Industry Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard G12
Classification of International Standard 71.060.50
Word Count Estimation 6,653
Date of Issue 2007-04-13
Date of Implementation 2007-10-01
Quoted Standard GB/T 1480; GB/T 11064
Regulation (derived from) NDRC Notice No. 22 of 2007
Issuing agency(ies) National Development and Reform Commission
Summary This standard specifies the color phosphors with lithium carbonate requirements, test methods, test rules, marking, packaging, transport and storage and so on. This standard applies to industrial lithium hydroxide monohydrate or industrial lithium carbonate as raw material, the use of phosphate precipitation method and the obtained lithium carbonate, the product used for the production of colored phosphors.