ADOPTED_FROM:CEN/TS 15477:2006
This Technical Specification specifies a method for the determination of water-soluble potassium, which is applicable to all potassium fertilizers listed in Annex I of the Regulation (EC) No 2003/2003 [1].
Cleanrooms and associated controlled environments -- Part 12: Specifications for monitoring air cleanliness by nanoscale particle concentration (Final Draft)