GB 18455-2001: Packaging

GB 18455-20015. Mark Sizes and Colors5.1 Mark Sizes5.1.1 There are generally four different mark sizes; see Table 3.Table 3 Mark SizesmmNumber Length Width1 20 202 40 403 60 604 80 80Note: If especially large or especially small packaged items are encountered, mark sizes may be appropriately enlarged orreduced in accordance with the requirements in Table 3.5.1.2 Selection and use of mark sizes must be in proportion to the size of the packaging piece.5.2 Mark Colors5.2.1 Mark colors should be printed monochromatically; generally, green printing is used. If the colorused for the packaging piece makes the green graphic mark appear unclear, other suitable contrasting colorsmay be used also.5.2.2 See Table 4 for reference color sample.Table 4 Reference Color SampleGreenNote: The shade of green is bright green, GSB G51001-94 G 03.6. Positioning and Number of Marks6.1 Positioning of MarksMarks should be positioned in places easily visible to consumers; they must not conceal the packagedproducts.6.2 Number of MarksEach packaging piece is generally to be labeled with only one mark.7. Method of Using Marks7.1 Recycling marks should be selected and used correctly in accordance with the packaging material.7.2 Labeling of marks may be accomplished by printing, affixing of adhesive labels or spray application.7.3 Marks should be clear, and it must be ensured that they do not come off within the recyclable life.7.4 See Appendix A for the method for packaging recycling marks to be used for plastic packagingmaterials and containers.7.5 See Appendix B for non-recyclable/reusable packaging.