DD-CEN-15921 › Complete Document History
Fertilizers. Extraction of phosphorus soluble in alkaline ammonium citrate according to Petermann at 65C
Obsolete Revision Information: |
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REPLACED BY BS-EN-15921 - WITHDRAWN IN 2011 - June 30, 2011
2009 EDITION - TO PETERMANN AT 65A DEGREES C - Oct. 31, 2009 |