COSHH Approved Code of Practice
[ch 6: page 101]The Control of substances hazardous to health (sixth edition): Approved Code of Practice and guidance, is available from HSE Books or free to download from the HSE website (www.hse.gov.uk/pubns/priced/l5.pdf).
Further HSE guidance on COSHH is available at: www.hse.gov.uk/coshh.