Property Nemesis eH2O Quats
Kills bacteria, fungi & viruses YES YES (except non-enveloped viruses)
Bacterial effectivity 99.9999% typically 99.9 to 99.99%
Kills Coronaviruses YES YES
Contact time Less that 1 minute 3 to 5 minutes
Suitable for use on skin YES Some formulations
Suitable for use on cuts & grazes YES Some formulations
Danger to children & pets NO Most formulations
Use as a spray YES YES
PPE necessary for normal applications? NO YES
Recommended for fogging YES Not without major PPE
Cleaning action NO YES
Variant Genus Year first reported
Human CoV 229E AlphaCoronavirus
Human CoV OC43 BetaCoronavirus
SARS-CoV BetaCoronavirus 2003
Human CoV NL63 AlphaCoronavirus 2004
Human CoV HKU1 BetaCoronavirus 2005
MERS-CoV BetaCoronavirus 2012
2019-nCoV (COVID-19) BetaCoronavirus 2019
% reduction of CFUs Viable CFUs after treating 1 million microbes
1-Log 90 100,000
2-Log 99 10,000
3-Log 99.9 1,000
4-Log 99.99 100
5-Log 99.999 10
6-Log 99.9999 1
Microorganism Aqualution (Nemesis eH2O) BS EN tests
Most Resistant -- > Spores (eg C. difficile) BS EN 13704:2002
Mycobacteria (eg M. tuberculosis) BS EN 14204:2012
Non-Enveloped Viruses (eg Norovirus, Polio) BS EN 14476:2013
Fungi (eg Candida albicans) BS EN 13697:2001
Bacteria (eg MRSA, VRE, Acinetobacter) BS EN 1276:2009; BS EN 13697:2001; BS EN 1656:2009
Most Susceptible -- > Enveloped Viruses (eg Coronavirus, HIV, Influenza) BS EN 14476:2013
Adapted from Spaulding, 1957 and Rutala and Weber, 2014
Property Nemesis eH2O

Bleach
Kills bacteria, fungi & viruses? YES YES
What is the effectivity % 99.9999% Typically 99.9%
Contact time less than 1 minute up to 10 minutes
Suitable for use on skin YES NO
Suitable for use on cuts & grazes YES NO
Danger to children & pets NO YES
Releases toxic gas when mixed with some cleaners Negligible Possibly
Danger from product fumes? NO Possibly
Use as a spray YES YES
Recommended for fogging YES Not normally
PPE necessary? NO YES
Low cost NO YES
Micro-organism Aqualution
BS EN tests
Most resistant

(Hardest of micro-organisms to kill)
Spores
(eg C. difficile)
BS EN 13704:2002
BS EN 13727:2003
Mycobacteria
(eg M. tuberculosis)
BS EN 14204:2012
BS EN 14348:2005
Non-Enveloped Viruses
(eg norovirus, polio)
BS EN 14476:2013
Fungi
(eg Candida albicans)
BS EN 13697:2001
BS EN 1275:1997
Bacteria
(eg MRSA, VRE, Acinetobacter)
BS EN 1040:2005
BS EN 1276:2009
BS EN 13697:2001
BS EN 1656:2009
Most susceptible

(Easiest of micro-organisms to kill)
Enveloped Viruses
(eg HIV, influenza)

(2019-nCoV is an enveloped
virus and falls into this
group, therefore we would expect
disinfectants effective against this group
to also be effective against
Coronavirus, when used as
per directions of use)
BS EN 14476:2013
International Standards Log Reduction %age Kill
Bacteria EN 1276:2009; EN 13697:2001; EN 1656:2009 >6 99.9999
Spore-forming bacteria EN 13704:2002 >3 99.9
Viruses EN 14476:2013 >4 99.99
Surface Survival Time
Latex Gloves 8 hours
Disposable Gowns 2 days
Wood 4 days
Glass 4 days
Paper 4 – 5 days
Metal 5 days
PVC 5 days
Ceramics 5 days
Teflon 5 days
Coron 9 days
Compliant European Biocidal Products Regulations (Types 1, 2, 3, 4 & 5) and EN 1276, EN 13697, EN 13704, EN 14476 and EN 1656.
Effective Spraying or fogging delivers effective deactivation of harmful pathogens.
Fast Kills micro-organisms within seconds – much faster than bleach.
Versatile Approved for use as a spray or as a fog.
Safe Contains no hazardous substances, so no COSHH or PPE.