... that you should use PHMG are as below: 1. Broad Spectrum Biocide: Effective against Escherichia coli, Staphylococcus aureus, HIV, Candida ... Institute in Stockholm, etc. Besides, our product passed SGS testing at 2009 on its antimocrobial effects. And our clients' final products ... to specific concentration. 5.Low cost: PHMG is efficient even at very low concentrations (mostly 0.05-0.5%), making it ...