RAPPORTI
DI PROVA
ISO 18061:2014 (E) - Coronavirus 229E - TCNA
TCNA TEST REPORT NUMBER:
TCNA-0002-21
PAGE: 1 OF 4
TEST REQUESTED BY:
Italcer
Attn: Elena Vandelli
Via Emilia Ovest 53/a
Rubiera, 42048
ITALY
TEST SUBJECT MATERIAL:
Identified by client as: “Product name:
Gold - Royal Stone collection - Italcer Group”
TEST DATE:
10/21/2020 - 1/8/2021
TEST PROCEDURE:
ISO 18061:2014(E): Fine Ceramics (Advanced Ceramics, Advanced Technical Ceramics) —
Determination of antiviral activity of semiconducting photocatalytic materials.
Test method was modified to test with Human Coronavirus 229E.
TEST VIRUSES AND CELL LINES:
Virus
Cell line
Human Coronavirus 229E ATCC VR-740
MRC-5 ATCC CCL-171
ASTM Guidance on SARS-CoV-2 Surrogate Selection:
Surrogates of SARS-CoV-2 used in this testing are Human Coronavirus 229E and OC43.
Surrogates were selected based on guidance provided by ASTM E35 Committee for Pesticides,
Antimicrobials, and Alternative Control Agents. Further information on surrogate selection
guidance provided by ASTM can be found here –
https://www.astm.org/COMMIT/GuidanceCOVID19SurrogateSel_April242020press.pdf
TEST CONDITIONS:
Test sample size:
50 mm x 50 mm
Volume of test suspension applied on
test sample:
0.15 mL
Infectivity titer of virus:
106 TCID50/mL
Exposure conditions:
UV irradiation and Dark conditions
Exposure time:
30 minutes to 8 hours
Environmental conditions for UV exposure:
Temperature at 25℃ ± 1
RH ≥ 90%
UV exposure intensity:
0.25 mW/cm2
UV lamp:
Interlight F40 T10/BLB 130V 40W
UV light radiometer:
Mannix UV340
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