Apparently those who are sent to the affiliate (Ricca) actually get amber glass bottles, too!
Here is the MSDS...it matches everything it needs to match for true Lugol's
They use the purest chemicals (Reagent), the only thing they lack is the USP 'label'....but products made with ACS/Reagent chemical ARE 'USP', they just haven't been through the whole 'regulatory' folderol (and paid the extra money, etc) to get the official label of USP.