The UK Health and Safety Executive (HSE) has published GB MCL Technical Reports for the following substances:

1. Dibenzoyl peroxide

2. Copper

3. n-Hexane

4. Reaction mass of 1,3-dioxan-5-ol and 1,3-dioxolan-4-ylmethanol

5. 1,4-Dichloro-2-nitrobenzene

6. 2,4-dimethylcyclohex-3-ene-1-carbaldehyde [1]; (1α,2α,5α)-2,5- dimethylcyclohex-3-ene-1-carbaldehyde [2]; 2,6-dimethylcyclohex-3-ene-1-carbaldehyde [3]; 3,5-dimethylcyclohex-3-ene-1-carbaldehyde [4]; 3,6-dimethylcyclohex-3-ene-1-carbaldehyde [5]; 4,6-dimethylcyclohex-3-ene-1-carbaldehyde [6]; Reaction mass of 3,5-dimethylcyclohex-3-ene-1-carbaldehyde and 2,4-dimethylcyclohex-3-ene-1-carbaldehyde [7]; dimethylcyclohex-3-ene-1-carbaldehyde [8]; Dimethylcyclohex-3-ene-1-carbaldehyde [9]; 1,2,4(or 1,3,5)-trimethylcyclohex-3-ene-1-carbaldehyde [10]; 1,3,4-trimethylcyclohex-3-ene-1-carbaldehyde [11]; 2,2,4-trimethylcyclohex-3-ene-1-carbaldehyde [12]; 2,4,6-trimethylcyclohex-3-enecarbaldehyde [13]; isocyclocitral [14]; 3,5,6-trimethylcyclohex-3-ene-1-carbaldehyde [15]; 4,6,6-trimethylcyclohex-3-ene-1-carbaldehyde [16]