They were young when GPC was.

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They were young when GPC was.
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Small Subset of GPC Spare Parts
To say nothing of unions, adapters, ferrules,
tubing (low pressure and high pressure), filters
and their internal parts, frits, degassers,
injector spare parts, solvent inlet manifold
parts, columns, pre-columns, pressure
transducers, sapphire plunger, and on it goes
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Other SEC Deficiencies

• 0.05 M salt at 10 am, 0.1 M salt at 2 pm?
• 45oC at 8 am and 50oC at noon?
• Non-size exclusion mechanisms binding.
• Big, bulky and slow (typically 30
  minutes/sample).
• Temperature/harsh solvents no fun.
• You learn nothing by calibrating.

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Must we separate em to size em?Your local
constabulary probably doesnt think so.
I-85N at Shallowford Rd. Sat. 1/27/01 4 pm