The hydrogen water of Greentech is safe.

Test report of sterilizing power

Certified by KCL (Korea Conformity Laboratories)

Test Strain	The number of live bacteria (CFU/ml) Before	The number of live bacteria (CFU/ml) After	Sterilization Power (%)
Super Bacteria MRSA (ATCC 33591)	1.5 x 10⁴	< 10	99.9%
Trichophyton Rubrum MRSA (ATCC 33591)	1.5 x 10⁴	< 10	99.9%
Streptococcus Mutans (KCTC 3065)	1.7 x 10⁶	< 10	99.9%
Candida Albicans (ATCC 10231)	3.2 x 10⁶	< 10	99.9%
Streptococcus Sanguinis (KCTC 5293)	2.8 x 10⁶	< 10	99.9%
Staphylococcus Aureus (ATCC 6538)	1.8 x 10⁶	< 10	99.9%
Escherichia Coli (ATCC 8739)	1.2 x 10⁶	< 10	99.9%
Salmonella Typhimurium (KCTC 1925)	2.1 x 10⁶	< 10	99.9%
Psedomonas Aeruginosa (ATCC 15442)	1.9 x 10⁴	< 10	99.9%
Klebsiella Pneumoniae (ATCC 4352)	1.6 x 10⁴	< 10	99.9%

Pesticide removal test

Certified by Korea Environment & Water Works Institute

Test Item	Before	After	Removal rate (%)
Diazinon	0.0624 mg/L	Not detected	100%
Fenitrothion	0.1210 mg/L	Not detected	100%
Parathion	0.1726 mg/L	Not detected	100%

Drinking Water Tests

Certified by KCL

Test Item	Test Method & Content	Test Results
Drinking Water	Test baceria and 57 items	Proper

Eye Irritation

Certified by KCL

Test Item	Test Method & Content	Test Results
Eye Irritation	Irritation test for Cornea, iris, conjunctiva	No Problems

Skin Irritation

Certified by KCL

Test Item	Test Method & Content	Test Results
Skin Irritation	Erythema and eschar formation and edema formation test	No Problems

Ozone concentration

Certified by KCL

Test Item	Test Method & Content	Test Results
Ozone concentration	Ozone concentration measured 10minutes after the operation	Below 0.005μmol

In vivo micronucleus test

Certified by KCL

Test Item	Test Method & Content	Test Results
Micro-nucleus test	Check micro-nucleus formation of red blood cell after give a mouse test liquid (After 24 hours) [ISO 10993-3-2014]	No Genotoxicity

Chromosome aberrations test

Certified by KCL

Test Item	Test Method & Content	Test Results
Chromosome aberration test	OECD Guideline for thesting of Chemicals No. 473 ‘Invitro Mammalian chromosome aberration test	No Chromosome aberration

Anion test

Certified by Korea Far Infrared Association

Test Item	Test Method & Content	Test Results
Anion test	The above experiments were conducted using ION analyzer at the conditions of temperature 24℃, and humidity 45% and anion numbers 110/cc of the atmosphere. An anion from the sample was measured and the results were shown anion number per unit volume.	124,200/cc