This Standard stipulates the 226Ra limited indicators in phosphate fertilizer and its compound fertilizer (hereafter abbreviated as phosphate fertilizer), as well as the corresponding sampling, inspection requirements, and the result judgment.Limit standards for 226Ra in phosphate fertilizer and its compound fertilizer. Wayne Zheng. Accurately weigh 1.00g of ... B.4.7 Exhaust After measurement, immediately use vacuum pump to eliminate radon gas and its daughter elements, andanbsp;...
|Title||:||GB 8921-2011: Translated English PDF of Chinese Standard GB8921-2011|
|Publisher||:||www.ChineseStandard.net - 2015-06-11|