What should they have tested for besides graphene? Is there some list of contaminants which you feel would be a minimum requirement for their testing, which inc

What should they have tested for besides graphene? Is there some list of contaminants which you feel would be a minimum requirement for their testing, which includes graphene? Moreover do you know what kinds of tests they actually did perform? Without knowing that, how can you judge whether the level of testing was adequate or not? Have you looked into the rate of contaminants being found on their competitors products? Etc.