News


  • 23 April 2018 : The European Commission validates the BPC opinions and publishes the corresponding Legal acts :

    - COMMISSION IMPLEMENTING DECISION (EU) 2018/619 of 20 April 2018 not approving PHMB (1415; 4.7) as an existing active substance for use in biocidal products of product-types 1, 5 and 6

    - COMMISSION IMPLEMENTING REGULATION (EU) 2018/613 of 20 April 2018 approving PHMB (1415; 4.7) as an existing active substance for use in biocidal products of product-types 2 and 4

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ImagePhysico-chemical information
The table bellow gives specifications of our standard grade PHMB Trade Name : "PHMB P20 D"

Parameters Specifications
Aspect [ Turbidity ] Limpid to slightly opalescent Liquid
Colour Colourless to yellowish
pH (20°C) Standard : 4.0 – 5.0 with possible extension between 3.0 to 6.5
Density (20°C) 1.039 - 1.046
ASSAY 19.0 – 21.0% (p/p)
Freezing temperature +4°C to +6°C (39.2 to 42.8 F)
Boiling temperature 102 à 105°C (215.6 à 221 F)
Decomposition temperature
of the active ingredient		 200-230°C (392-446 F)
FLASH POINT not concerned
DYNAMIC VISCOSITY 1,2.10-³Pa.s
SOLUBILITY in water totally soluble in water
SOLUBILITY in other solvents

- aliphatic alcohols (low hydrocarbon chain) and glycol.
- Insoluble in organic hydrocarbons
Other PROPERTIES

- Complexes with most of divalent metallic salts (Fe, Cu, Ni,...)
- Its cationic property makes it totally incompatible with anionics (formation of a recipitate).
- Active ingredient is easily decomposed by oxidisers (chlorine based products, ozone,.....)


ImageToxicological information
The table bellow gives some Tox Information performed of our standard grade PHMB "PHMB P20 D"

Toxicological Tests Reference of OECD methods Reference of EEC methods Results
Acute dermal toxicity (on rat) 402 B3 Not classified
Skin irritation study : Assessment of acute irritant/corrosive effect on the skin (on rabbit) 404 B4 Slightly irritant
Eyes irritation study : Evaluation of acute irritant/corrosive effects on the eyes (on Albino New-Zealand rabbits) 405 B5 Risks of serious damages
Skin Sensitisation : Assessment of sensitising properties Albino guinea pig 406 B6 No effects (no sensitisation)
Acute oral toxicity (on rat) 423 B1-ter Not classified


ImageEco-Toxicological information
The table bellow gives some Tox Information performed of our standard grade PHMB "PHMB P20 D"

Eco-toxicological Tests Reference of OECD methods Reference of EEC methods Results
Algal inhibition test Selenastrum capr.
(72 h)		 201 C3 EC50 > 0.1 mg / L NOEC50 > 0.01 mg / L
Acute toxicity in molluscs Daphnia magna (48 h) 202 C2 EC-50 = 1 to 10 mg / L
Acute toxicity in fresh water fish Onchorhynchus mykiss (96 h) 203 C1 LC50 = 1 to 10 mg / L


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