Synergy uv system type 1

If not otherwise indicated, suppliers for chemicals were Th. Geyer (Renningen, Germany) and Sigma-Aldrich (Taufkirchen, Gemany). Ultrapure water was produced with an Elga-Veolia-Purelab (Flex2) unit, while ‘Millipore-water’ came from a Millipore-Synergy-UV-system (Type 1). Compostable bags (10 different brands) designated for the collection of organic waste by the supplier were bought from different local supermarkets (Table S1). Polymer reference materials for BDP were: PLA (batch no.: GH0728B133, commercial name: Ingeo Biopolymer 4043D, supplier: NatureWork, Minnetonka, MN) and PBAT (batch no.: 95010016KO, commercial name: Ecoflex F Blend C1200, supplier: BASF). Protease A-01 (activity: > 1.100 U mL⁻¹), Pektinase L-40 (activity: > 900 U mL⁻¹, Exo PGA, > 300 U mL⁻¹ Endo PGA, > 300 U mL⁻¹ Pektinesterase), and Cellulase TXL (activity: > 30 U mL⁻¹) were from ASA Spezialenzyme GmbH (Wolfenbüttel, Germany), Viscozyme L (activity: > 100 FBG U g⁻¹) was from Novozymes A/S (Bagsværd, Denmark).

If not otherwise indicated, the suppliers for chemicals were Th. Geyer (Renningen, Germany) and Sigma Aldrich (Taufkirchen, Germany). Ultrapure water was produced with an Elga-Veolia-Purelab (Flex2) unit, while ‘Millipore water’ came from a Millipore-Synergy-UV-system (Type 1). Protease A-01 (activity: > 1100 U mL⁻¹), Pektinase L-40 (exo-PGA activity: > 900 U mL⁻¹, endo-PGA activity, > 3000 U mL⁻¹, pectinesterase activity: > 300 U mL⁻¹), and Cellulase TXL (activity: > 30 U mL⁻¹) were obtained from ASA Spezialenzyme GmbH (Wolfenbüttel, Germany). Viscozyme L (activity: > 100 FBG U g⁻¹) was obtained from Novozymes A/S (Bagvaerd, Denmark).