e6503375_009__Tanpa_Klasifikasi_Lugansk__3
[0] 169. [1] For waste treatment they offer chloric lime with 5\% content of active chlorine. What content of active chlorine is admissible for disinfecting at least? [2] *20\% [4] 5\% [5] 10\% [6] 15\% [3] 
1\%
Krok 2009: Tanpa Klasifikasi Lugansk
3