1. BS 6068-5.25:1999 ISO 15522:1999. Water quality - Part 5: Biological methods - Section 5.25 Determination of the inhibitory effect of water constituents on the growth of activated sludge microorganisms

2. BS 6068-5.28:2000 ISO 10706:2000. Water quality - Determination of long term toxicity of substances

3. BS 6068-6.10:1993 ISO 5667-10:1992. Water quality - Part 6: Sampling - Section 6.10 Guidance on sampling of waste waters

4. BS 6068-6.12:1996 ISO 5667-12:1995. Water quality - Part 6: Sampling - Section 6.12 Guidance on sampling of bottom sediments

5. BS 6068-6.4:1987 ISO 5667-4:1987 Water quality - Part 6: Sampling - Section 6.4 Guidance on sampling from lakes, natural and man-made - ISO title Water quality - Sampling -Part 4

6. BS 6068-6.7:1994 ISO 5667-7:1993. Water quality - Part 6: Sampling - Section 6.7 Guidance on sampling of water and steam in boiler plants

7. BS 5720:1979. Code of practice for Mechanical ventilation and air conditioning in buildings - (formerly CP 352)

8. BS 5733:2010 + A1:2014. General requirements for electrical accessories – Specification

9. BS 5744:1979. Code of practice for Safe use of cranes - (overheadunderhung travelling and goliath cranes, high pedestal and portal jib dockside cranes, manually-operated and light cranes, container handling cranes and rail-mounted l

10. BS 5750-8:1991. Quality systems - Part 8: Guide to quality management and quality systems elements for services