USP L71 column: Rigid spherical polymethacrylate (4-6 um)
Rigid spherical polymethacrylate particles of 4-6 um.
Mode: other Typical pH range: wide, roughly 1-13 (polymer base)
Typical uses
- Polymer-based separations specified in a few monographs
Common sizes (length x internal diameter, particle size)
- 300 x 7.8 mm, 8-10 um
- 250 x 4.6 mm, 5-10 um
Mode depends on the monograph; confirm conditions before choosing a product.
Tender wording (brand-neutral)
HPLC column with USP L71 packing (Rigid spherical polymethacrylate (4-6 um)), 300 x 7.8 mm, 8-10 um (length x internal diameter, particle size); stainless-steel or equivalent hardware with standard fittings; recommended pH and temperature range to be stated by the bidder; each column supplied with its certificate of analysis and test chromatogram, batch/lot number and serial number; shelf life not less than 2 years from delivery; any make meeting the USP L71 designation and the stated dimensions is acceptable.
Size:
Changing length or particle size
You can keep the USP L71 packing and use a different length, particle size or diameter within the harmonized USP 621 limits. Check your columns with the calculator.
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