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The Science

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World's first portable digital water purification system
Rechargeable lithium polymer battery that keeps going
UV-C LEDs last 40x longer than conventional mercury based UV technology

World's first

Portable digital water purification system

LARQ's proprietary and patented PureVis™ UV-C LED technology is the most advanced in the world. We've done the science to help you drink brilliantly.

Effective

Deactivates up to 99% of bacteria such as E.coli*.
Learn more.

Chemical free

Non-toxic way to clean your water and bottle

Mercury & ozone free

World's only mercury-free portable water sanitization system

No replacement filters

One less thing to worry about so you can drink confidently

*Based on elimination 99.8% of E.coli in a 20-second cycle for all LARQ Bottles.

Power of the sun

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When UV light is absorbed, it breaks the DNA's chemical bonds and deactivates germs

280 nanometer UV-C light

Is ideal to neutralize germs, triggering a photochemical reaction that destroys their DNA.

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Log Scale

Antimicrobial efficacy of the LARQ Bottle PureVis™ 500ml/17oz against E. coli

The purpose of this study was to determine how effective a LARQ Bottle was at deactivating E. coli at 1-min, 2-min, and 3-min treatments. The LARQ Bottle yielded a log reduction of 3.72 and deactivated 99.9775% of E.coli at 1 minute. The LARQ Bottle yielded a log reduction of 5.66 and deactivated 99.9998% of E. coli at 2 minutes. The LARQ Bottle yielded a log reduction of 6.08 and deactivated 99.9999% of E. coli at 3 minutes.

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Log Scale

Antimicrobial efficacy of the LARQ Bottle PureVis™ 500ml/17oz against Salmonella

The purpose of this study was to determine how effective a LARQ Bottle was at deactivating Salmonella at 1-min, 2-min, and 3-min treatments. The LARQ Bottle yielded a log reduction of 1.81 and deactivated 98.1976% of Salmonella at 1 minute. The LARQ Bottle yielded a log reduction of 3.62 and deactivated 99.9733% of Salmonella at 2 minutes. The LARQ Bottle yielded a log reduction of 6.62 and deactivated 99.9999% of Salmonella at 3 minutes.

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Antimicrobial efficacy of various LARQ Bottles against E.coli

The purpose of this study was to measure the effectiveness of various LARQ Bottles at deactivating E.coli at different times. The report shows that all tested LARQ Bottles achieved at least a 99.8% reduction of E.coli at 20 seconds.

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Certifiably Effective

FC
CE
Harrens
FDA
RoHS Compliant

The dirty truth about your bottle

The dirty truth about your bottle

We put the LARQ Bottle to the test and the results are crystal clear. A cleaner bottle = pristine drinking water.

Stand out from the rest

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LARQ Bottles
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Regular Bottles
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Bottle with filters
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Mercury based UV pens
Improves water quality
Deactivates bacteria*
Keep bottle clean
Mercury free
BPA & plastic free
Long lasting (>100dk cycles)
No replacement filters
Long last battery (1 month)
*Based on elimination 99.8% of E.coli in a 20-second cycle for all LARQ Bottles.
LARQ Bottle PureVis™
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