... brand name cockcroach gel 5g,10g,20g,30g,50g with low price Characteristics: Active ingredient : propoxur 2% 1.This product has aromatic ... the function of causing cockroaches to infect each other, especially for German cockroaches, which can be completely killed. 5.As long ... is not removed, it can remain such cockroach-killing effect for at least half a year.