1. Biopolymers and Chemical Division; Scion; 49 Sala Street, Private Bag 3020 Rotorua 3046 New Zealand
2. Hexion Pty. Ltd.; Gate 3, 765 Ballarat Road, Deer Park 3023 Victoria Australia
3. Research Centre for Toxic Compounds in the Environment; Kamenice 753/5 625 00 Brno Czech Republic