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BARDAC LF-80 is a quaternary ammonium compound–based disinfectant and biocide, designed as a concentrated liquid formulation that provides strong antimicrobial action against a wide range of microorganisms.
BARDAC LF-80 structure provides a controlled foam biocide, exhibiting low, fast breaking foam with exceptional dynamic controlled foam performance.
BARDAC LF-80 when used as an active ingredient in FIFRA1 registered formulations such as hard surface disinfectants, sanitizers and/or certain types of water treatment formulations, these products have been found to provide superior biocidal action against a broad spectrum of microbial organisms such as: bacteria, fungi, viruses, and algae.
CAS Number: 5538-94-3
Molecular Formula: C18H40ClN
Molecular Weight: 305.97
EINECS Number: 226-901-0
Synonyms: 5538-94-3, Dioctyldimonium chloride, Querton 28CL, Dioctyldimethylammonium chloride, Dodigen 2617, Dioctyl dimethyl ammonium chloride, 1-Octanaminium, N,N-dimethyl-N-octyl-, chloride, Ammonium, dimethyldioctyl-, chloride, Dimethyl dioctyl ammonium chloride, RC 5626, 0X0RL40Y6H, dioctyldimethyl ammonium chloride, DTXSID6035491, PENTONIUM DO 50, BARDAC LF 80, SWANOL CA 3080, DTXCID4015491, DODMAC cpd, DODMA-Cl, RefChem:588733, 226-901-0, Dimethyldioctylammonium chloride, N,N-Dimethyl-N-octyloctan-1-aminium chloride, Bisoctyl dimethyl ammonium chloride, dimethyl(dioctyl)azanium;chloride, 1-Octanaminium, N,N-dimethyl-N-octyl-, chloride (1:1), Caswell No. 392H, CAS-5538-94-3, HOE-S 2617, NCGC00182056-02, NCGC00182056-03, EINECS 226-901-0, EPA Pesticide Chemical Code 069166, UNII-0X0RL40Y6H, N,N-Dimethyl-N-octyl-1-octanaminium chloride, Bardac LF, SCHEMBL33353, CHEMBL2357351, DICAPRYLYLDIMONIUM CHLORIDE, dimethyl(dioctyl)ammonium;chloride, CHEBI:183784, Tox21_112930, Tox21_113024, AC-129, AQ 208, MFCD01711139, AKOS015901426, DA-17490, CS-0453547, NS00075669, G89811, F774554, Q27231207, DIMETHYL-N-OCTYL-1-OCTANAMINIUM CHLORIDE, N,N- DIOCTYL DIMETHYL AMMONIUM CHLORIDE;Dimethyldioctylammonium chloride;1-Octanaminium, N,N-dimethyl-N-octyl-, chloride;N,N-Dimethyl-N,N-dioctylammonium chloride;Bisoctyl dimethyl ammonium chloride;Disoctyl Dimethyl Ammonium Chloride;Dioctyl Dimethyl Ammonium Chloride--DODAC;DiMethyldioCLylaMMoniuM Chloride
BARDAC LF-80 is a quaternary ammonium salt.
BARDAC LF-80 are composed of twin chain dimethyl ammonium chloride.
This “third” generation quaternary ammonium compound delivers potent germicidal action in hard water and organic soil loads.
BARDAC LF-80 is part of the broader group of “quats”, which are widely used in cleaning, sanitizing, and preservation because they are able to disrupt microbial cell membranes, leading to rapid inactivation of bacteria, fungi, and certain viruses.
The “LF” designation typically refers to it being a low-foaming blend, which means it is suitable for use in systems and applications where excessive foam would interfere with performance, such as industrial cleaning, circulation systems, or food-processing equipment sanitation.
BARDAC LF-80 is usually formulated as a mixture of dialkyldimethyl ammonium chlorides and related quaternary compounds.
These ingredients are well known for their ability to adsorb onto microbial cell surfaces, weaken the structural integrity of the membrane, and ultimately cause the leakage of vital cellular contents.
Because of this mode of action, microorganisms cannot easily develop resistance, making it a reliable choice in hygiene-critical environments. The concentrated form is diluted before use, allowing operators to adjust strength depending on whether the goal is general sanitization or full disinfection.
One of the most important uses of BARDAC LF-80 is in food and beverage industry sanitation, where it is applied to clean-in-place (CIP) systems, conveyor belts, tanks, and other processing equipment.
The low-foaming nature ensures that the chemical rinses away easily without leaving residues that could contaminate food or interfere with production.
Another major use is in industrial water treatment, such as cooling towers, evaporative condensers, and recirculating water systems, where microbial growth needs to be controlled to prevent biofilm formation, corrosion, and fouling.
By inhibiting bacteria, algae, and fungi, BARDAC LF-80 helps maintain the efficiency and safety of these large-scale systems.
BARDAC LF-80 is also used in public health disinfection for facilities like hospitals, schools, gyms, and offices, where a reliable and fast-acting disinfectant is required to reduce the spread of harmful pathogens. Surfaces such as floors, walls, and furniture can be treated with diluted solutions to maintain hygiene.
Melting Point: 75 °C
Boiling Point: 208.52 °C [at 101,325 Pa]
Density: 0.926 g/mL [at 20 °C]
Vapor Pressure: 0.001 Pa at 20 °C
Storage Temp.: Refrigerator
Solubility: Chloroform (Slightly), Methanol (Slightly)
Form: Solid
Color: Colourless to Off-White
Water Solubility: 250 mg/L at 25 °C
InChI: InChI=1S/C18H40N.ClH/c1-5-7-9-11-13-15-17-19(3,4)18-16-14-12-10-8-6-2;/h5-18H2,1-4H3;1H/q+1;/p-1
InChIKey: FARBQUXLIQOIDY-UHFFFAOYSA-M
SMILES: N+
(C)(CCCCCCCC)CCCCCCCC.[Cl-]
LogP: 0.1 at 21 °C
BARDAC LF-80 is a low-foaming, quaternary ammonium–based disinfectant and biocide used across industries ranging from food processing and healthcare to water treatment and general sanitation.
BARDAC LF-80 is highly valued for its broad antimicrobial spectrum, compatibility with different systems, and effectiveness in both industrial and public health applications.
Because of its broad-spectrum activity, BARDAC LF-80 can replace multiple single-purpose cleaners, making it cost-effective for industries that require consistent microbial control.
BARDAC LF-80 is also designed to be compatible with hard water, meaning it maintains effectiveness even in mineral-rich conditions that might deactivate other disinfectants.
Furthermore, its low-foaming property makes it an excellent choice for mechanical cleaning systems where foam can cause overflow or equipment damage.
BARDAC LF-80 is a specialized formulation of quaternary ammonium compounds, which belong to a family of positively charged molecules known for their strong affinity to negatively charged microbial cell walls.
The name “LF-80” indicates that it is an 80% active, low-foaming concentrate, meaning the product is very powerful in its raw state and is designed to be diluted before use.
Unlike ordinary cleaners that may rely only on surfactant action, BARDAC LF-80 provides a true biocidal effect, meaning it not only cleans surfaces but actively destroys bacteria, fungi, and certain viruses at the cellular level.
The low-foaming characteristic makes it particularly useful in environments where foam could interfere with equipment performance, such as automated cleaning systems, recirculating water loops, or food production lines.
The effectiveness of BARDAC LF-80 comes from the way quaternary ammonium compounds interact with microorganisms.
The positively charged nitrogen center in its molecules binds to the negatively charged surfaces of microbial cell membranes.
Once attached, the long hydrophobic tails of the molecule penetrate and disturb the membrane’s structure, causing leakage of essential cell contents and rapid cell death.
This mechanism is broad-spectrum in nature, which means it works against Gram-positive bacteria, Gram-negative bacteria, fungi, algae, and even lipid-enveloped viruses.
Because the action is physical and chemical rather than enzymatic, microorganisms are much less likely to develop resistance compared to traditional antibiotics.
BARDAC LF-80 is widely used in clean-in-place (CIP) systems for dairies, breweries, and beverage production facilities.
BARDAC LF-80s low-foaming property ensures that it circulates easily through tanks, pipes, and pumps without leaving excessive foam behind, which could otherwise interfere with equipment operation or contaminate food products.
After proper rinsing, it leaves surfaces both clean and microbiologically safe, protecting consumers from foodborne illnesses.
In industrial cooling towers, evaporative condensers, and recirculating water systems, microbial growth can lead to slime layers, scaling, and corrosion.
BARDAC LF-80 is applied as a biocide to prevent the growth of bacteria, algae, and fungi, thereby protecting the integrity of the system.
This helps to maintain energy efficiency, reduce maintenance costs, and prolong equipment life.
Hospitals, nursing homes, schools, gyms, and offices rely on BARDAC LF-80 or similar quaternary disinfectants to maintain hygienic surfaces and reduce the spread of pathogens.
When diluted appropriately, it is used to disinfect walls, floors, furniture, and frequently touched surfaces, ensuring that environments with high human traffic remain sanitary
.
In animal housing, hatcheries, and processing plants, BARDAC LF-80 plays a role in controlling disease outbreaks.
By destroying pathogens on surfaces, equipment, and water systems, it reduces the risk of infections spreading among animals, which is essential for both animal welfare and food safety.
Uses:
BARDAC LF-80 is a quaternary ammonium based antimicrobial used as a bacteriostat, disinfectant and/or a microbiocide.
BARDAC LF-80 is ideal for recirculating water systems where control of undesirable microbes without excessive foam is essential.
BARDAC LF-80 is a quaternary ammonium based antimicrobial used as a bacteriostat, disinfectant and(or) a microbiocide.
BARDAC LF-80 is ideal for recirculating water systems where control of undesirable microbes without excessive foam is essential.
BARDAC LF-80 is a quaternary ammonium based antimicrobial used as a bacteriostat, disinfectant and(or) a microbiocide.
BARDAC LF-80 is ideal for recirculating water systems where control of undesirable microbes without excessive foam is essential.
BARDAC LF-80 is used in the precipitation of silver ions and may be applied to the novel formation if nanoprecipitations using single reverse micellar system.
In the food and beverage sector, BARDAC LF-80 is commonly applied in clean-in-place (CIP) systems that sanitize tanks, pipes, bottling lines, and other processing equipment.
Because the formulation is designed to be low-foaming, it can be circulated through complex systems without creating excessive suds, which would otherwise slow down production or require additional rinsing.
This makes it highly effective at controlling Listeria, Salmonella, and other foodborne pathogens, thereby ensuring consumer safety and compliance with hygiene regulations.
BARDAC LF-80 is widely used in cooling towers, evaporative condensers, and recirculating water systems, where the warm and nutrient-rich conditions are perfect for the growth of bacteria, algae, and fungi.
When these microorganisms are not controlled, they can form thick biofilms that reduce heat transfer, increase corrosion rates, and raise operating costs.
By dosing the system with BARDAC LF-80, operators can prevent slime formation, maintain system efficiency, and extend the service life of equipment.
Hospitals, nursing homes, schools, and other facilities that require high standards of hygiene often use BARDAC LF-80 as part of their disinfection protocols for surfaces and equipment.
When properly diluted, it can be applied to floors, walls, countertops, and frequently touched objects to reduce the spread of bacteria and viruses.
Its effectiveness against a wide range of microorganisms makes it suitable for controlling both everyday contamination and more serious infection risks, thereby protecting both staff and patients.
BARDAC LF-80 also plays an important role in agriculture, particularly in livestock housing, hatcheries, and poultry farms, where disease prevention is critical.
By disinfecting surfaces, feeding equipment, and even water supply lines, it helps to reduce the transmission of infectious agents among animals, which in turn improves animal welfare and reduces economic losses caused by disease outbreaks.
In areas with high human traffic such as gyms, shopping centers, and office buildings, BARDAC LF-80 is valued as a fast-acting disinfectant that can be used on a wide variety of surfaces.
Its ability to eliminate microorganisms quickly makes it ideal for maintaining a hygienic environment where traditional cleaning alone is not enough.
Safety Profile:
A poison by ingestion when heated to decomposition it emits toxic vapors of NOx and Cl-.
BARDAC LF-80, being a concentrated quaternary ammonium compound, can cause serious irritation or chemical burns if it comes into direct contact with the skin or eyes.
Prolonged or repeated skin exposure may lead to dermatitis, redness, itching, or cracking, as the chemical can disrupt the natural oils and protective barrier of the skin.
If splashed into the eyes, it can result in intense pain, watering, swelling, and potentially long-term damage if not rinsed immediately with plenty of water.
Inhalation of vapors, aerosols, or mist may irritate the nose, throat, and lungs, causing coughing, shortness of breath, or a burning sensation in the respiratory tract.
Accidental ingestion is highly dangerous and can lead to burning of the mouth and throat, nausea, vomiting, abdominal pain, and systemic toxicity, potentially requiring medical intervention.
While BARDAC LF-80 is generally not highly flammable, it is still an organic chemical that can burn if exposed to high heat or open flame.
In the event of fire, it may release toxic and irritating fumes, including nitrogen-containing compounds and other decomposition products, which can pose additional inhalation hazards.
The chemical may react with strong oxidizers or acids, generating heat and potentially hazardous by-products, so it must be stored away from incompatible substances to prevent accidental reactions.
Quaternary ammonium compounds like BARDAC LF-80 are toxic to aquatic organisms, including fish, invertebrates, and algae, because they can disrupt cell membranes in microorganisms and interfere with biological processes.
If the chemical enters waterways untreated, it can persist in sediments and negatively affect aquatic ecosystems, making proper disposal and wastewater treatment critical.
Although once diluted and rinsed in industrial or household applications the risks are reduced, uncontrolled release of the concentrated form can be harmful to both soil and water environments.
