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www.restek.com2005 vol. 3
• Nylon - PTFE - PVDF membranes.
• 13mm and 25mm diameter.
• 0.22µm and 0.45µm porosity.
• Color coded for easy identification.
• 100 filters, reusable storage container.
Size
Porosity
qty.
cat.#
Nylon
13mm
0.22µm
100-pk.
26146
13mm
0.45µm
100-pk.
26147
25mm
0.22µm
100-pk.
26148
25mm
0.45µm
100-pk.
26149
PTFE (polytetrafluoroethylene)
13mm
0.22µm
100-pk.
26142
13mm
0.45µm
100-pk.
26143
25mm
0.22µm
100-pk.
26144
25mm
0.45µm
100-pk.
26145
PVDF (polyvinyldifluoride)
13mm
0.22µm
100-pk.
26150
13mm
0.45µm
100-pk.
26151
25mm
0.22µm
100-pk.
26152
25mm
0.45µm
100-pk.
26153
Florisil® PR
• Pesticide residue grade.
• Each lot certified to meet the requirements of AOAC methodology.
• Packaged in glass containers.
Florisil
®
PR is commonly used to remove polar interferences from pesticide residues. This bulk material is
ideal for labs packing their own chromatography columns for pesticide residue extractions.
Description
qty.
cat.#
Florisil
®
PR, 60/100 mesh
500gms
26135
Granulated Activated Copper
• Convenient form for removing sulfur from environmental extracts.
• Acidified and activated—ready for use.
Activated copper effectively removes elemental sulfur from environmental extracts. Our acid washed and
activated material can be used right out of the package. The 30 mesh granular material eliminates the
potential for fine copper particles in filtered extracts.
Description
qty.
cat.#
Granulated Activated Copper, 30 mesh
1kg
26136
Ottawa Sand
• Sample medium for matrix spikes and laboratory control blanks.
• Packaged in convenient 5kg buckets.
Ottawa sand is organics free and is listed in several US EPA methods as the specified medium for matrix
spike and laboratory control blanks.
Description
qty.
cat.#
Ottawa Sand
5kg
26137
Bulk Adsorbents
For Thorough Sample Preparation and Reliable Results
By Neil Mosesman, Sample Preparation Products Marketing Manager
Syringe Filters
Top-Quality Filters—Great Prices
By Neil Mosesman, Sample Preparation Products Marketing Manager