18R8. Where the colouring agent is not kept in a fixed storage tank, the holder of a colouring permit shall keep the mixture referred to in the first paragraph of section 18R3 or the colouring agent referred to in the second paragraph of that section in a sealed container placed in premises situated close to the place where the colouring of fuel oil is done; he is responsible for the colouring agents and shall ensure that they are used for no purpose other than the colouring of fuel oil under section 18 of the Act.
In addition, the colouring agent referred to in the second paragraph of section 18R3 shall be kept at all times at a temperature higher than -20º C.
R.R.Q., 1981, c. T-1, r. 1, s. 18.8; O.C. 3470-81, s. 4; O.C. 1635-96, s. 35.