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YS/T 223-2007 English PDF

US$229.00 ยท In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
YS/T 223-2007: Selenium
Status: Valid

YS/T 223: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
YS/T 223-2007English229 Add to Cart 3 days [Need to translate] Selenium Valid YS/T 223-2007
YS/T 223-1996English279 Add to Cart 3 days [Need to translate] Selenium Obsolete YS/T 223-1996
YS/T 223-1994EnglishRFQ ASK 3 days [Need to translate] (Chinese Industry Standard) Obsolete YS/T 223-1994

PDF similar to YS/T 223-2007


Standard similar to YS/T 223-2007

GB/T 12963   YS/T 1154   YS/T 1109   YS/T 68   

Basic data

Standard ID YS/T 223-2007 (YS/T223-2007)
Description (Translated English) Selenium
Sector / Industry Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard H81
Classification of International Standard 77.150
Word Count Estimation 7,742
Date of Issue 2007-11-14
Date of Implementation 2008-05-01
Older Standard (superseded by this standard) YS/T 223-1996
Regulation (derived from) NDRC Notice No. 77 of 2007
Issuing agency(ies) National Development and Reform Commission
Summary This standard specifies the selenium requirements, test methods, test rules, marking, packaging, transportation and storage. This standard applies to copper, lead, zinc and other metallurgical production process selenium comprehensive recovery after further separation and purification of the raw material obtained selenium.

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Question 5: Should I purchase the latest version YS/T 223-2007?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version YS/T 223-2007 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.