does the delution method posted by N2 work on the sure screen cassete type(for cannabis)?or does the asprin cause a false positive?

Larger Product Picture - SureScreen Diagnostics
the unknown Reviewed by the unknown on . Sure screen cassete type does the delution method posted by N2 work on the sure screen cassete type(for cannabis)?or does the asprin cause a false positive? Larger Product Picture - SureScreen Diagnostics Rating: 5