HG/T 5472-2018
1,3,5-Tri-2月propenyl-1,3,5-triazine-2,4,6 ( 1 H,3 H,5 H) -trione
HG/T 5472-2018
HG/T 5472-2018
HG/T 5472-2018
Water quality - Determination of biochemical oxygen demand after n days (BOD) - Part 1: Dilution and seeding method with allylthiourea acid addition (ISO 5815:1989, modified); German version EN 1899-1:1998