eu/environment/chemicals/reach/reach_ intro.htm importers and downstream users of chemicals to demonstrate safe product use and disposal for approximately 30,000 of the 100,000 chemical substances in use in the EU. 19 www.goodwithmoney.co.uk/campaigns 20 Triethyl arsenate, diarsenic pentaoxide, diarsenic trioxide, lead hydrogen arsenate (added as a group under arsenic and derivatives), cobalt dichloride, 4,4’-diaminodiphenylmethane, sodium dichromate, benzyl butyl phthalate (BBP) (added to PVC as a plasticiser).