• January 1st, 2007 :
    "Laboratoire PAREVA" becomes a self-governing compagny, but still 100% subsidiary of MAREVA

    July 19th, 2007 :
    "Laboratoire PAREVA" sent its dossier for PHMB to Repporter Member State to comply with Direction 98/8/EC on biocides (BPD)

Additional information

PHMB overview

ImagePHMB is the acronym for PolyHexaMethylene Biguanide

ImagePHMB P20 D, our standard product, is a 20% solution of PolyHexaMéthylène biguanide hydrochlorhyde which general formula con be drawn as follows :


« n » is usually included between 4 and 40, but more accurately between 5 et 20.

ImageBiguanide groups are the active part of the PHMB.

Compared to other Biguanides, the fact that Biguanide groups are separated by a C6 aliphatic hydrocarbonated chain gives to PHMB a particularly high efficacy power on a wide range of microorganisms.

Its hydrochloric form implies PHMB has cationic properties.

ImagePHMB is not a Quaternary Ammonium Compound (QAC) but gives good synergetic disinfection solutions when blended with QACs.

ImageCAS Registry Number of PHMB is 32289-58-0 (previously 91403-50-8), click here.