For the first tentative clarification (eg insecure parents) or for when you check.

This, for the purpose of two-time applications enclosed multi test strips are similar to handle as pregnancy test. Unpacking, plunge into corresponding liquid and read the discoloration after a few minutes ... The corresponding aufscheinenden strips and their assignment takes one of the instructions.

Quite interesting is also the possibility of suspicious materials / powder with the enclosed flux "laboring" to. Thus can also be checked incognito something suspicious ... The instructions for use of the plasticizer I felt a little more extensive.

Nevertheless, we have to test privately only risen to "deterrent" because at school what had happened and the evidence at the doctor occasionally also causes costs, when the investigation was not arranged. Thus, you might consider only times with these strips before driving everyone mad and possibly explicit is unfounded lost previously voluntary.

Therefore the set in certain cases is already useful, but always a tricky thing, because a real correct statement is not so entirely possible and can always be called into question and provable only through a medical blood, urine or hair sample within time limits would.

The test is good for the first clarification or spontaneous follow-up, for example for insecure parents of minors!