Thus , the effectiveness of a product depends on its freshness and can be adversely effected by poor handling ( e.g. , overheating ) .
In an established tank , ammonia should be undetectable using standard test kits available at stores .
The effectiveness of a product depends on its freshness and can be adversely effected by poor handling ( e.g. , overheating ) .
In an established tank , ammonia should be undetectable using standard test kits available at stores .