: 86-D1801/B: Whatman paper (or equivalent). No 5 x 450 mm dia medium grade. (pack of 100) 86-D1801/C: Whatman paper (or equivalent). No 5 x 100 mm dia medium grade. (pack of 100) 86-D1802: Whatman paper (or equivalent). No 40 x 150 mm dia medium grade. (pack of 100) 86-D1803: Whatman paper (or equivalent). No 44 x 110 mm dia medium grade. (pack of 100) 86-D1805: Whatman paper (or equivalent). No 50 x 110 mm dia medium grade. (pack of 100) 86-D1806: Whatman paper (or equivalent). No 54 x 150 mm dia medium grade. (pack of 100) 86-D1809: Whatman paper (or equivalent). No 54 x 400 mm dia medium grade. (pack of 100) 86-D1810: Whatman paper (or equivalent). No 5, 270 mm diameter with 33 diameter hole at centre (Boxes of 100)