UL 2283:2017-09 Environmental Claim Validation Procedure (ECVP) for Resistance to Fungal Growth.
2.1 This procedure specifies the test and validation criteria for fungal resistance for plastic products.
3 Undated References
3.1 Any undated reference to a code or standard appearing in the requirements of this procedure shall
be interpreted as referring to the latest edition of that code or standard. 4 Glossary
4.1 For the purpose of this procedure, the following definitions apply.
4.2 INTENSITY OF GROWTH — The rating of fungal growth based on visual examination according to Table 4 in Plastics — Evaluation of the Action of Microorganisms, ISO 846.
5 Procedure
5.1 The manufacturer shall submit the requested documentation necessary for confirming eligibility for verification, and verifying the proposed fungal resistance claim. For more information regarding required documentation, see Section 9, Information Required.
5.2 Fungal resistance test methodologies for plastic products are specified in Table 5.1.
5.3 As part of an annual review, the manufacturer must complete a Fungal Resistance ECV Annual Review Declaration and return it to the designated compliance manager along with any requested documentation to confirm on-going compliance with the fungal resistance environmental claim.
6 Test Results
6.1 Products should be tested against one of the specific test methods according to Table 5.1.
6.2 Fungal growth on the specimens shall be determined by visual examination according to Standard for Plastics — Evaluation of the action of microorganisms, ISO 846, Section 9.1. First examine the exposed specimens with the naked eye and then, if necessary, with a stereoscopic microscope (at a magnification of x 50).UL 2283 pdf download.