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 Physico-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
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| 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,.....)
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Toxicological 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 |
Eco-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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