# Fourth Commission Directive of 11 October 1985 on the approximation of the laws of the Member States relating to methods of analysis necessary for checking the composition of cosmetic products (85/490/EEC), Division 6.2.2: As examples, the following operating conditions provide the required resolution:

Extent: E+W+S+N.I.

Column
I
II
Material
Glass
Stainless steel
Length
1,80 m
3 m
Diameter
3 mm
3 mm
Stationary phase
10 % Carbowax 20 M TPA on Gaschrom Q 80-100 mesh
5 % OV 17 on Chromosorb WAW DMCS 80-100 mesh
Conditioning
2 to 3 days at 190 oC
Temperature:
— injector
200 oC
150 oC
— column
150 oC
100 oC
— detector
200 oC
150 oC
Carrier gas
Nitrogen
Argon/methane (95/5 v/v)
Flowrate
35 ml/min
35 ml/min

---
Source: https://www.legislation.gov.uk/eudr/1985/490/annex/division/2/division/1/division/6/division/6.2/division/6.2.2 (the official version)
Page: https://openlegislation.uk/eu-directive-1985-490/annex/division-2/division-1/division-6/division-6.2/division-6.2.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.