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Paragraph 4 Apparatus

Northern Ireland Not yet in force

Changes not yet applied. Later legislation changes this provision in ways not yet written into the text below:

4.1

250 ml conical flasks with ground glass or PTFE stoppers.

4.2

Stoppered centrifuge tubes.

4.3

Gas chromatograph with flame ionisation detector.

4.4

Column:

  • either (i) 1.5 m glass column (4 mm internal diameter) packed with 5% OV17 on Gas Chrom Q, 80-100 mesh,

  • or (ii) 1.5 m glass column (4 mm internal diameter) packed with 5% Carbowax 20M-TPA on Diatomite C-AAW, 80-100 mesh.

4.5

Water bath: hotplate stirrer on which is placed a 2,000 ml beaker (or suitable vessel) containing water maintained at 40-50°C.