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Whatman™ GD/XP Syringe Filters

Incorporates a two-layer polypropylene prefilter to minimize levels of ion extractables. Whatman™ GD/XP Syringe Filters are suitable  for samples that require inorganic ion analysis.

Manufacturer:  Whatman™ 69722504

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Catalog No. 09-930-22




Filter, Syringe; Whatman; GD/XP; Nonsterile; Polypropylene housing; 25mm diameter; 0.45um pore size; Contains a proprietary polypropylene prefiltration stack; Ideal for trace metal analysis; PVDF membrane; 150/pk.

Designed to prepare and enhance inorganic ion analysis of hard-to-filter samples. Recommended for analyzing ion content that would otherwise experience interference from glass-based extractables

  • 25mm diameter with 0.45μm pore size
  • Proprietary polypropylene prefiltration stack
  • Autoclave at 121°C at 1 bar (15psi) for 20 minutes
  • Nonsterile
  • Extremely low protein binding filter
  • High loading volume for filtration of challenging samples
  • Use for trace metal analysis; particularly ion analysis using inductively coupled plasma-mass spectrometry (ICP-MS)
Description & Specifications


Syringe Filter
Trace metal analysis
250uL (1.4mL)