LAB RESULTS

We are committed to meeting your standard of care with our standard of quality, creating the highest quality, longest-lasting antimicrobial attire for medical professionals.
Our signature antimicrobial Forte Elements fabric was developed in partnership with mills across the globe who set the standard for technical innovation. These materials have unique antimicrobial materials woven into the yarn (rather than market-standard temporary wash-on solutions), and are tested and approved by American Association of Textile Chemists and Colorists.
After years of research and development, we have created a revolutionary way to infuse copper and silver ions into our yarn to eliminate microorganisms upon contact. Our methods ensure Forte Elements fabrics maintain their antimicrobial properties throughout the life of the fabric.
L’Atelier Forte partners exclusively with mills that are certified by Global Recycled Standards, ensuring that our timeless garments enable the Forte Family to make sustainable choices.

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FORTE29 → Initial Bacteria Reduction is 99.9%
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PROPERTIES |
BACTERIA 1 |
BACTERIA 2 |
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NAME |
Staphylococcus Aureus ATCC 6538 |
Klebsiella Pneumoniae ATCC 4352 |
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Number of Bacteria After Inoculation |
2.2 X 105 |
2.2 X 105 |
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Number of Bacteria After 24 Hours |
7.0 X 106 < 100 |
3.9 X 107 < 100 |
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Percent Reduction of Bacteria |
99.9% |
99.9% |
Test Methods Carried Out in these Reports
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EFFECT |
TESTS |
RESULTS |
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AATCC TM100 |
Antibacterial Effectiveness |
99% Bacterial Reduction Effectiveness |
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AATCC 42 LEVEL 3 |
Impact Penetration Test |
Water Resistant |
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AATCC 127 LEVEL 2 |
Hydrostatic Pressure Test |
Water Resistant |
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ASTM F1670 |
Resistance of Materials Used in Protective Clothing to Penetration by Synthetic Blood |
Pass |
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ASTM F1671 |
Resistance of Materials Used in Protective Clothing to Penetration by Blood-Borne Pathogens |
Pass |

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Properties of Specimen |
Viability Control |
Sterilization |
Suspension Medium |
Neutralizing Broth |
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1 ± 0.1 g of Swatches 4.8 ± 0.1 cm in Diameter |
100% Cotton Standard in JIS L 0803 |
Autoclave (121 ± 2) °C, 15 min |
5% Nutrient Broth + 0.05% Triton X-100 |
Dey Engley Broth |
Forte47 → Initial Bacteria Reduction is 99.9%
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PROPERTIES |
BACTERIA 1 |
BACTERIA 2 |
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NAME |
Staphylococcus Aureus ATCC 6538P |
Klebsiella Pneumoniae ATCC 4352 |
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Number of Bacteria After Inoculation |
4.0 |
4.3 |
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Number of Bacteria After 18 Hours |
6.9 |
7.8 |
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Percent of Bacteria Reduction |
99.9% |
99.9% |
Test Methods Carried Out in These Reports
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EFFECT |
TESTING STANDARD |
TEST PARAMETER |
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Domestic Laundering |
ISO 6330:2013 |
4G: 40°C, gentle settling |
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Quantitative Antibacterial Test |
ISO 20743:2013 |
Bacterium; Staphylococcus Aureus ATCC 6538P |
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Quantitative Antibacterial Test (hydrophilic fabrics) |
ISO 20743:2013 |
Klebsiella Pneumoniae ATCC 4352 |
Forte47 Double Jacquard Woven Silver → Initial Bacteria Reduction is 99.9%
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PROPERTIES |
BACTERIA 1 |
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NAME |
Staphylococcus Aureus ATCC 6538P |
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Number of Bacteria After Inoculation |
6.87 |
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Number of Bacteria After 18 Hours |
6.85 |
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Percent of Bacteria Reduction |
99.9% |
Test Methods Carried Out in These ReportS
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EFFECT |
TESTING STANDARD |
TEST PARAMETER |
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Domestic Laundering |
ISO 6330:2013 |
3G: 30°C, gentle setting (wool silk synthetics) |
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Domestic Laundering |
ISO 6330:2013 |
6M: 60°C, moderate setting (easy care) |
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Quantitative Antibacterial Test (hydrophobic textiles) |
ASTM E2149-13A |
Bacterium: Staphylococcus Aureus ATCC 6538P |
Forte LUX™️ Antimicrobial Fabrics → 99.9% Virus Reduction
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TEST ITEM |
TIME |
UNIT |
RESULTS |
TEST METHOD |
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Virucidal Influenza A Virus (H3N2) |
30 Minutes |
Log Reduction |
4.0 = 99.9% |
ASTM E1052-20 |
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Virucidal Influenza A Virus (H3N2) |
3 Hours |
Log Reduction |
3.87 = 99.9% |
ASTM E1052-20 |
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Virucidal Influenza A Virus (H3N2) |
24 Hours |
Log Reduction |
> 3.38 = 99.9% |
ASTM E1052-20 |