Medical Gas Testing Services – Link
- Health Technical Memorandum 02-01 (HTM)
- HTM 08-06 (2007) – Pathology gases
- Scottish Health Technical Memorandum 2022 (SHTM) – 2004
- SHTM Supplement 1: Dental compressed air and vacuum systems* UNDER REVIEW
- BS EN 12012:1999 – Breathing air
- Ministry of defence standard 68-284 – Issue 2: 2002