Accreditation and Quality Assurance, Springer, Berlin Heidelberg, 2015. Saioa Elordui-Zapatarietxe 1, Ina Fettig 2, Janine Richter 2, Rosemarie Philipp 2, Fanny Gantois 3, Béatrice Lalère 3, Claudia Swart 4 and Håkan Emteborg. Interaction of 15 priority substances for water monitoring at ng L-1 levels with glass-, aluminium- and fluorinated polyethylene bottles for the containment of water reference materials. 1 European Commission, Joint Research Centre, Institute for Reference Materials and Measurements (IRMM), Retieseweg 111, 2440 Geel, Belgium. 2 Bundesanstalt für Materialforschung und –prüfung (BAM) , Richard-Willstätter-Str. 11,12489 Berlin, Germany. 3 Laboratoire National de Métrologie et d'Essais (LNE), 5, Avenue Albert Bartholomé, 75015 Paris, France. 4 Physikalisch-Technische Bundesanstalt (PTB), Bundesallee 100, 38116 Braunschweig, Germany. Corresponding author: hakan.emteborg@ec.europa.eu Electronic supplementary material Table 1: Individual recoveries (%) of the spiked PAHs (n=2) in the tested containers at different sampling periods. N: naphthalene; A; anthracene, F: fluoranthene; BaP: benzo(a)pyrene; BbF: benzo(b)fluoranthene; BkF: benzo(k)fluoranthene; BghiP: benzo(g,h,i)perylene; I: indeno(1,2,3-cd)pyrene. Glass bottles 3h Volume (mL) 24 h 72 h 192 h 500 1000 2000 500 1000 2000 500 1000 2000 500 1000 2000 N 98/101 100/100 99/100 97/97 99 99/100 94/95 96/99 98/99 5/24 6/17 8/10 A 90/92 88/89 86/86 83/84 85/90 84/84 73/74 75/77 77/77 13/30 12/21 12/19 F 92/93 92/92 92/92 90/90 93/93 93/94 89/91 91/93 93/94 82/82 - /89 84/90 BbF 88/92 90/90 93/93 89/89 89/92 90/91 90/91 91/91 90/92 80/84 87/90 84/91 BkF 96/97 97/100 99/103 93/95 93/97 97/99 92/95 92/94 95/97 83/85 89/92 87/95 BaP 86/90 88/89 92/93 76/77 77/77 78/79 62/63 65/65 66/68 45/44 47/49 50/50 I 91/92 90/94 93/97 88/90 91/93 92/94 87/89 89/93 89/90 77/81 86/87 83/89 BghiP 91/98 93/96 93/97 91/91 92/92 93/96 88/89 88/92 89/90 75/83 87/87 83/88 Electronic supplementary material Table 1: Individual recoveries (%) of the spiked PAHs (n=2) in the tested containers at different sampling periods. N: naphthalene; A; anthracene, F: fluoranthene; BaP: benzo(a)pyrene; BbF: benzo(b)fluoranthene; BkF: benzo(k)fluoranthene; BghiP: benzo(g,h,i)perylene; I: indeno(1,2,3-cd)pyrene. FPE bottles 3h Volume (mL) 24 h 72 h 192 h 500 1000 2000 500 1000 2000 500 1000 2000 500 1000 2000 N 100/100 99/100 98/98 98/102 96/97 98/100 97/98 92/96 97/98 3/7 6/13 2/9 A 93/95 82/90 85/89 84/84 77/77 76/83 67/69 55/62 63/66 10/12 6/9 4/10 F 87/88 87/88 86/86 86/90 83/84 85/86 81/81 77/80 83/84 67/67 61/66 66/73 BbF 76/76 76/78 74/76 43/63 58/59 57/59 45/53 48/54 51/54 46/47 41/45 44/47 BkF 84/84 83/84 83/88 47/67 63/63 63/66 49/55 48/54 56/60 46/48 40/44 44/45 BaP 73/76 73/73 71/73 36/51 45/46 45/46 28/31 26/31 28/29 16/18 16/18 16/18 I 78/79 77/79 78/81 36/50 46/46 49/50 29/38 29/36 37/38 30/31 31/35 32/33 BghiP 75/76 77/77 77/79 36/51 48/49 51/52 30/39 31/40 39/41 33/33 33/37 34/35 Electronic supplementary material Table 1: Individual recoveries (%) of the spiked PAHs (n=2) in the tested containers at different sampling periods. N: naphthalene; A; anthracene, F: fluoranthene; BaP: benzo(a)pyrene; BbF: benzo(b)fluoranthene; BkF: benzo(k)fluoranthene; BghiP: benzo(g,h,i)perylene; I: indeno(1,2,3-cd)pyrene. Aluminium bottles 3h Volume (mL) 24 h 72 h 192 h 500 1000 2000 500 1000 2000 500 1000 2000 500 1000 2000 N 92/101 99/101 88/98 96/98 99/101 92/95 95/95 98/99 85/85 8/10 3/4 2/4 A 89/95 94/95 94/97 87/87 86/87 86/87 72/72 75/75 71/71 11/11 8/8 3/5 F 88/94 96/97 98/99 93/95 94/96 95/96 92/92 95/95 95/95 81/82 85/87 81/83 BbF 87/92 91/93 94/95 93/93 91/92 93/95 90/91 89/92 92/95 87/87 85/87 85/87 BkF 88/97 96/97 98/99 92/95 95/96 95/98 90/91 90/94 94/96 82/83 83/86 85/85 BaP 82/98 86/88 90/94 73/74 73/74 80/81 54/57 57/59 64/65 36/36 41/42 38/40 I 96/90 93/95 97/102 91/92 86/88 94/96 85/88 80/86 92/94 72/75 74/75 80/82 BghiP 90/99 91/94 95/99 90/92 85/86 90/94 84/88 82/84 90/93 70/74 73/74 78/78 Electronic supplementary material Table 2: Individual recoveries (%) of the spiked PBDEs (n=2) in the tested containers at different sampling periods. Glass bottles 3h Volume (mL) 24 h 72 h 192 h 500 1000 2000 500 1000 2000 500 1000 2000 500 1000 2000 BDE28 93/100 107/109 96/105 93/99 101/116 97/99 89/93 90/101 93/103 35/50 51/54 75/77 BDE47 92/102 108/110 89/97 101/119 92/101 91/101 98/102 78/100 94/96 55/66 42/43 71/75 BDE99 80/106 82/90 104/105 97/98 86/87 101/109 72/98 66/82 91/103 30/35 47/50 76/80 BDE100 84/95 82/90 98/103 88/88 78/89 96/109 83/85 83/57 85/104 28/46 39/40 72/77 BDE153 98/98 98/112 76/89 98/98 96/99 74/84 83/85 79/92 75/94 33/34 68/73 55/55 BDE154 82/89 86/87 87/94 88/94 83/88 82/92 85/86 55/77 86/88 35/38 47/52 63/64 Electronic supplementary material Table 2: Individual recoveries (%) of the spiked PBDEs (n=2) in the tested containers at different sampling periods. FPE bottles 3h Volume (mL) 24 h 72 h 192 h 500 1000 2000 500 1000 2000 500 1000 2000 500 1000 2000 BDE28 86/104 89/89 75/78 68/92 88/96 73/73 50/82 85/85 58/62 33/50 36/56 47/48 BDE47 95/114 81/86 65/67 84/91 75/75 56/57 80/101 69/76 42/48 62/68 55/56 38/41 BDE99 87/88 76/79 74/76 64/76 62/63 46/59 53/73 41/55 35/39 41/47 21/45 24/29 BDE100 62/72 62/62 67/68 39/53 45/48 55/57 28/47 46/49 42/47 36/37 26/46 33/38 BDE153 70/71 62/65 86/92 41/49 37/39 72/75 49/49 30/33 59/66 27/30 36/42 56/57 BDE154 83/86 77/79 77/78 57/57 55/57 60/64 55/60 52/52 43/53 40/47 46/46 40/41 Electronic supplementary material Table 2: Individual recoveries (%) of the spiked PBDEs (n=2) in the tested containers at different sampling periods. Aluminium bottles 3h Volume (mL) 24 h 72 h 192 h 500 1000 2000 500 1000 2000 500 1000 2000 500 1000 2000 BDE28 73/80 105/105 86/98 88/94 100/108 97/101 92/100 103/109 103/107 83/91 82/95 94/100 BDE47 126/133 114/124 98/99 138/144 111/126 101/102 115/119 89/90 99/100 101/110 67/83 96/97 BDE99 54/59 87/103 95/100 92/97 92/101 98/99 94/98 88/94 87/99 81/87 57/60 92/94 BDE100 64/72 85/91 98/100 82/90 86/90 95/98 79/82 83/84 97/97 66/77 62/67 89/92 BDE153 92/95 92/93 95/102 79/87 87/89 92/95 81/81 74/80 96/100 61/71 58/73 79/85 BDE154 92/102 91/99 88/93 79/88 87/93 94/96 81/87 74/86 93/96 69/74 59/70 80/89