Home / Standards / GB/Z 41259-2022 GB/Z 41259-2022 Active Method for determination of quaternary ammonium compounds in preservative-treated wood and wood preservatives by potentiometric titrator 自动电位滴定仪测定防腐木材和木材防腐剂中季铵盐的方法 Standard Type GBZ ICS 71.040.50 CCS B71 Status 现行 Issue Date 2022-04-15 Implementation N/A Responsible Dept 国家林草局 Drafting Unit N/A