Rtx015-16-628

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SAMPLE HANDLING | SAMPLE PREPARATION
Sample Filtration
M mbran s l ction guid
Cut costs, not quality!
Syringe filters are for laboratory use only.
Syring Filt rs with Luer Lock Inlet
• Luer lock inlet offers leak-tight syringe connection.
• Variety of filter types, porosities, and diameters.
• Color coded for easy identification.
• Rugged polypropylene housing.
• Autoclavable to 121 °C for 15 minutes.
• Quantity break pricing for greater savings.
Cellulose Acetate, Nylon, PES, PVDF—hydrophilic applications
PTFE—hydrophobic applications
Membrane Properties Applications Incompatible with
Cellulose Acetate hydrophilic aqueous solutions organic solvents
Nylon hydrophilic,
low protein binding
bases, HPLC solvents, alcohols,
aromatic hydrocarbons
acids, aggressive halogenated
hydrocarbons, proteins
PES hydrophilic, low protein binding,
fast flow rates
filtration of buffers & culture
media —
PTFE hydrophobic organic solvents, acids,
alcohols, bases, aromatics
aqueous samples without pre-wetting
(to avoid high backpressure)
PVDF hydrophilic, low protein binding alcohols, biomolecules bases, esters, ethers, ketones
Price per 100-pack
Size Porosity Color qty. cat.# 1-4 packs 5-9 packs 10 or more packs
Cellulose Acetate
4 mm 0.22 µm green 100-pk. 23972
4 mm 0.45 µm blue 100-pk. 23973
13 mm 0.22 µm red 100-pk. 26156
13 mm 0.45 µm red 100-pk. 26155
25 mm 0.22 µm red 100-pk. 26158
25 mm 0.45 µm red 100-pk. 26157
30 mm 0.22 µm red 100-pk. 23982
30 mm 0.45 µm red 100-pk. 23983
Nylon
4 mm 0.22 µm yellow 100-pk. 23970
4 mm 0.45 µm pink 100-pk. 23971
13 mm 0.22 µm pink 100-pk. 26146
13 mm 0.45 µm pink 100-pk. 26147
25 mm 0.22 µm pink 100-pk. 26148
25 mm 0.45 µm pink 100-pk. 26149
30 mm 0.22 µm pink 100-pk. 23980
30 mm 0.45 µm pink 100-pk. 23981
PES (polyethersulfone)
4 mm 0.22 µm white 100-pk. 23978
4 mm 0.45 µm blue 100-pk. 23979
13 mm 0.22 µm green 100-pk. 23966
13 mm 0.45 µm green 100-pk. 23967
25 mm 0.22 µm green 100-pk. 23968
25 mm 0.45 µm green 100-pk. 23969
30 mm 0.22 µm green 100-pk. 23988
30 mm 0.45 µm green 100-pk. 23989
PTFE (polytetrafluoroethylene)
4 mm 0.22 µm purple 100-pk. 23974
4 mm 0.45 µm orange 100-pk. 23975
13 mm 0.22 µm white 100-pk. 26142
13 mm 0.45 µm white 100-pk. 26143
25 mm 0.22 µm white 100-pk. 26144
25 mm 0.45 µm white 100-pk. 26145
30 mm 0.22 ��m white 100-pk. 23984
30 mm 0.45 µm white 100-pk. 23985
PVDF (polyvinyldifluoride)
4 mm 0.22 µm brown 100-pk. 23976
4 mm 0.45 µm red 100-pk. 23977
13 mm 0.22 µm blue 100-pk. 26150
13 mm 0.45 µm blue 100-pk. 26151
25 mm 0.22 µm blue 100-pk. 26152
25 mm 0.45 µm blue 100-pk. 26153
30 mm 0.22 µm blue 100-pk. 23986
30 mm 0.45 µm blue 100-pk. 23987