We use plastic bottle as sample container for C-13 and C-14 analysis of dissolved
CO2 in water for years without any problems.
If you are talking about SO4, it is inert during acid treatment to release CO2.
Hope this helps.
Graeme Lyon wrote:
> Are plastic (PVC) bottles adequate for short term (days) storage of groundwaters
> before extraction of C for 13C and 14C analysis?
> What is the best way to treat for sulfur in the oilfield brines before
> extracting the CO2 ?
> Graeme Lyon
> Dr G L Lyon,
> Rafter Building,
> Institute of Geological & Nuclear Sciences Ltd,
> P O Box 31 312, [courier address: 30 Gracefield Road]
> Lower Hutt,
> New Zealand
> Phone: 64 + 4 + 570 4637
> Fax : 64 + 4 + 570 4657
> Email: [log in to unmask]
> Web : www.gns.cri.nz