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. Author manuscript; available in PMC: 2022 Aug 17.
Published in final edited form as: Environ Sci Technol. 2021 Aug 4;55(16):11375–11387. doi: 10.1021/acs.est.1c01907

Table 1.

Number of chemicals per sample with a probable or confirmed identification in recycled and virgin consumer products. Nrecycled and Nvirgin refer to the number of recycled and virgin products that were tested.

Category Nrecycled Meanrecycled Medianrecycled Nvirgin Meanvirgin Medianvirgin p-value
All Products 154 67.0 63 56 59.3 55 0.017
Paper Products 23 96.6 86 8 71.5 66.50 0.041
Children's Products 20 59.8 53.50 15 68.1 57 0.828
Fabric Products 17 82.4 89 14 64.1 63 0.242
Recycled Tire Products 22 66.5 66.50 - - -
Food Contact Materials 22 59.9 60 11 56.6 54 0.417
Construction Materials 35 54.9 55 8 46.0 46.50 0.0283
Plastic Home/Auto Products 15 53.5 55 20 49.2 36.5 0.054