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Membrane Filters

Membrane filters are essential tools in scientific research and industrial processes, designed to selectively separate particles based on size through a semi-permeable barrier. These filters are commonly used in pharmaceutical manufacturing, water treatment, and laboratory research. Constructed from materials such as polysulfone, nylon, and polypropylene, membrane filters feature precise pore sizes that range from several micrometers to a few nanometers. This enables them to perform critical functions such as sterilization by removing microorganisms, and precise sample preparation. Their ability to efficiently block contaminants while allowing desired particles to pass through makes them invaluable for ensuring the purity and safety of various substances. With advancements in technology, the use of membrane filters is expanding, highlighting their significance in improving product safety and environmental health.
Original price $202.00
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Original price $202.00
Current price $173.24
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Current price $173.24

Whatman 1872-050 Filter Circles, 50mm Dia, Application Specific Grade 72, 100/pk

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Whatman Grade 72 Activated Carbon Filter, for radioactive air monitor, 5 cm, 100/pk

Original price $202.00
Original price $202.00 - Original price $202.00
Original price $202.00
Current price $173.24
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Original price $194.00
Original price $194.00 - Original price $194.00
Original price $194.00
Current price $166.37
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Current price $166.37

Whatman 10401664 Mixed Cellulose Ester Circle ME Range (ME 25), plain, 0.45 µm pore size, 50 mm

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Whatman Mixed Cellulose Ester Circle ME Range (ME 25), plain, 0.45 µm pore size, 50 mm, low C, 100 pieces

Original price $194.00
Original price $194.00 - Original price $194.00
Original price $194.00
Current price $166.37
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Current price $166.37
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Original price $263.00
Original price $263.00 - Original price $263.00
Original price $263.00
Current price $225.55
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Current price $225.55

Whatman 10402014 Cellulose Nitrate, 50mm Dia, 0.1 micrometer Pore Size, Plain White, 100/pk (PN: 10402014)

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NC10 0.1uM 50MM 100/PKCellulose Nitrate Membranes, plain, 0.10 µm, 50 mm Recommended for the majority of routine applications, this membrane is m...

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Original price $263.00
Original price $263.00 - Original price $263.00
Original price $263.00
Current price $225.55
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Current price $225.55
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Original price $260.00
Original price $260.00 - Original price $260.00
Original price $260.00
Current price $222.98
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Current price $222.98

Whatman 10401314 Cellulose Nitrate, 50mm Dia, 0.2 micrometer Pore Size, Plain White, 100/pk (PN: 10401314)

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NC20 0.2uM 50MM 100/PKCellulose Nitrate Membranes, plain, 0.20 µm, 50 mm Recommended for the majority of routine applications, this membrane is m...

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Original price $260.00
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Original price $260.00
Current price $222.98
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Current price $222.98
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Original price $260.00
Original price $260.00 - Original price $260.00
Original price $260.00
Current price $199.68
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Current price $199.68

Whatman 7184-005 Cellulose Nitrate, 50mm Dia, 0.45 micrometer Pore Size, Plain White, 100/pk (PN: 7184-005)

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WCN WH 50MM 0.45uM 100/PKCellulose Nitrate Membranes, circles, plain, 0.45 µm 50 mm 100/pk. Recommended for the majority of routine applications, t...

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Original price $260.00
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Original price $260.00
Current price $199.68
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Current price $199.68
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Original price $260.00
Original price $260.00 - Original price $260.00
Original price $260.00
Current price $222.98
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Current price $222.98

Whatman 10401114 Cellulose Nitrate, 50mm Dia, 0.45 micrometer Pore Size, Plain White, 100/pk (PN: 10401114)

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NC45 0.45uM 50MM 100/PKCellulose Nitrate Membranes, plain, 0.45 µm, 50 mm Recommended for the majority of routine applications, this membrane is m...

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Original price $260.00
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Original price $260.00
Current price $222.98
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Original price $284.00
Original price $284.00 - Original price $284.00
Original price $284.00
Current price $243.56
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Current price $243.56

Whatman 10400214 Cellulose Nitrate, 50mm Dia, 5.0 micrometer Pore Size, Plain White, 100/pk (PN: 10400214)

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In stock

AE98 5uM 50MM 100/PKCellulose nitrate circles, plain, 5 µm, 50 mm Recommended for the majority of routine applications, this membrane is manufactur...

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Original price $284.00
Original price $284.00 - Original price $284.00
Original price $284.00
Current price $243.56
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Original price $284.00
Original price $284.00 - Original price $284.00
Original price $284.00
Current price $243.56
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Current price $243.56

Whatman 10400114 Cellulose Nitrate, 50mm Dia, 8.0 micrometer Pore Size, Plain White, 100/pk (PN: 10400114)

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In stock

AE99 8uM 50MM 100/PKCellulose nitrate circles, plain, 8 µm, 50 mm Recommended for the majority of routine applications, this membrane is manufactur...

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Original price $284.00
Original price $284.00 - Original price $284.00
Original price $284.00
Current price $243.56
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Current price $243.56
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Original price $275.00
Original price $275.00 - Original price $275.00
Original price $275.00
Current price $235.84
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Current price $235.84

Whatman 7191-005 Cellulose Nitrate, 50mm Dia, 1.2 micrometer Pore Size, Plain White, 100/pk (PN: 7191-005)

Whatman
In stock

WCN WH 50MM 1.2uM 100/PKCellulose Nitrate Membranes, circles, plain, 1.2 µm 50 mm 100/pk. Recommended for the majority of routine applications, thi...

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Original price $275.00
Original price $275.00 - Original price $275.00
Original price $275.00
Current price $235.84
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Current price $235.84
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Original price $201.00
Original price $201.00 - Original price $201.00
Original price $201.00
Current price $172.38
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Current price $172.38

Whatman 10407714 MicroPlus-21, 50mm Dia, White, Black Grid, Single Sterile Packed, 100/pk (PN: 10407714)

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In stock

MP21 ST 0.45uM 50MM 100/PKMicroPlus-21 ST membrane circles white, 50 mm, cellulose nitrate, 0.45 µm, 3.1 mm black grid, sterile

Original price $201.00
Original price $201.00 - Original price $201.00
Original price $201.00
Current price $172.38
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Current price $172.38
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Original price $201.00
Original price $201.00 - Original price $201.00
Original price $201.00
Current price $172.38
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Current price $172.38

Whatman 10407734 MicroPlus-31, 50mm Dia, Black, White Grid, Single Sterile Packed, 100/pk (PN: 10407734)

Whatman
In stock

MP31 ST 0.45uM 50MM 100/PKMicroPlus-31 ST membrane circles black, 50 mm, cellulose nitrate, 0.45 µm, 3.1 mm white grid, sterile

Original price $201.00
Original price $201.00 - Original price $201.00
Original price $201.00
Current price $172.38
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Current price $172.38
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Original price $356.00
Original price $356.00 - Original price $356.00
Original price $356.00
Current price $305.31
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Current price $305.31

Whatman 10405079 Cellulose Nitrate, 50mm Dia, 8.0 micrometer Pore Size, Plain White with Hydrophobic Rim, 100/pk (PN: 10405079)

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In stock

AE99/5 8uM 50MM 100/PK HYRIMCellulose nitrate circles, plain, with hydrophobic rim, 8 µm 50 mm. Recommended for the majority of routine application...

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Original price $356.00
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Original price $356.00
Current price $305.31
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Original price $664.00
Original price $664.00 - Original price $664.00
Original price $664.00
Current price $569.45
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Current price $569.45

Whatman 10407134 MicroPlus-31, 50mm Dia, Black, White Grid, Sterile For Use with Whatman Membrane-Butler, 100/pk, 4 pk/bx (PN: 10407134)

Whatman
In stock

MP31 STL 0.45uM 50MM 400/PKMicroPlus-31 STL membrane circles black, 50 mm, cellulose nitrate, 0.45 µm, 3.1 mm white grid, sterile, for Membrane-Butler

Original price $664.00
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Original price $664.00
Current price $569.45
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Original price $664.00
Original price $664.00 - Original price $664.00
Original price $664.00
Current price $569.45
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Current price $569.45

Whatman 10407114 MicroPlus-21, 50mm Dia, White, Black Grid, Sterile For Use with Whatman Membrane-Butler, 100/pk, 4 pk/bx (PN: 10407114)

Whatman
In stock

MP21 STL 0.45uM 50MM 400/PKMicroPlus-21 STL membrane circles white, 50 mm, cellulose nitrate, 0.45 µm, 3.1 mm black grid, sterile, for Membrane-Butler

Original price $664.00
Original price $664.00 - Original price $664.00
Original price $664.00
Current price $569.45
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Original price $664.00
Original price $664.00 - Original price $664.00
Original price $664.00
Current price $569.45
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Current price $569.45

Whatman 10407172 MicroPlus-41, 50mm Dia, Green, Black Grid, Sterile For Use with Whatman Membrane-Butler, 100/pk, 4 pk/bx (PN: 10407172)

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In stock

MP41 STL 0.45uM 50MM 400/PKMicroPlus-41 STL membrane circles green, 50 mm, cellulose nitrate, 0.45 µm, 3.1 mm black grid, sterile, for Membrane-Butler

Original price $664.00
Original price $664.00 - Original price $664.00
Original price $664.00
Current price $569.45
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Original price $168.00
Original price $168.00 - Original price $168.00
Original price $168.00
Current price $144.08
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Current price $144.08

Whatman 10401614 Filter Circles, 50mm Dia, Mixed Cellulose Ester ME 25 Plain, 0.45 micrometer Pore Size, 100/pk (PN: 10401614)

Whatman
In stock

ME25 0.45uM 50MM 100/PKMixed cellulose ester membrane circles (ME 25), 0.45 µm, 50 mm are composed of cellulose acetate and cellulose nitrate. The ...

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Original price $168.00
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Original price $168.00
Current price $144.08
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Current price $144.08
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Original price $168.00
Original price $168.00 - Original price $168.00
Original price $168.00
Current price $144.08
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Current price $144.08

Whatman 10401714 Filter Circles, 50mm Dia, Mixed Cellulose Ester ME 24 Plain, 0.2 micrometer Pore Size, 100/pk (PN: 10401714)

Whatman
In stock

ME24 0.2uM 50MM 100/PKMixed cellulose ester membrane circles (ME 24), 0.2 µm, 50 mm are composed of cellulose acetate and cellulose nitrate. The ME...

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Original price $168.00
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Original price $168.00
Current price $144.08
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Current price $144.08
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Original price $168.00
Original price $168.00 - Original price $168.00
Original price $168.00
Current price $144.08
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Current price $144.08

Whatman 10406814 Filter Circles, 50mm Dia, Mixed Cellulose Ester ME Range - ME 25/21, Gridded, White/ Black Grid 3.1mm, 0.45 micrometer Pore Size, 100/pk (PN: 10406814)

Whatman
In stock

ME25/21 0.45uM 50MM 100/PK GRDMixed cellulose ester circles (ME 25), white/black grid 3.1 mm, 0.45 µm, 50 mm are composed of cellulose acetate and ...

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Original price $168.00
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Original price $168.00
Current price $144.08
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Current price $144.08
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Original price $168.00
Original price $168.00 - Original price $168.00
Original price $168.00
Current price $144.08
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Current price $144.08

Whatman 10409714 Filter Circles, 50mm Dia, Mixed Cellulose Ester ME Range - ME 25, Gridded, Black/ White Grid 3.1mm, 0.45 micrometer Pore Size, 100/pk (PN: 10409714)

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In stock

ME25/31 0.45uM 50MM 100/PKMixed cellulose ester membranecircles (ME 25), black/white grid 3.1 mm, 0.45 µm, 50 mm are composed of cellulose acetate ...

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Original price $168.00
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Original price $168.00
Current price $144.08
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Current price $144.08
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Original price $178.00
Original price $178.00 - Original price $178.00
Original price $178.00
Current price $152.65
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Current price $152.65

Whatman 10400914 Filter Circles, 50mm Dia, Mixed Cellulose Ester ME 27 Plain, 0.8 micrometer Pore Size, 100/pk (PN: 10400914)

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In stock

ME27 0.8uM 50MM 100/PKMixed cellulose ester membrane circles (ME 27), 0.8 µm, 50 mm are composed of cellulose acetate and cellulose nitrate. The ME...

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Original price $178.00
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Original price $178.00
Current price $152.65
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Current price $152.65
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Original price $178.00
Original price $178.00 - Original price $178.00
Original price $178.00
Current price $152.65
$152.65 - $152.65
Current price $152.65

Whatman 10401514 Filter Circles, 50mm Dia, Mixed Cellulose Ester ME 26 Plain, 0.6 micrometer Pore Size, 100/pk (PN: 10401514)

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In stock

ME26 0.6uM 50MM 100/PKMixed cellulose ester membrane circles (ME 26), 0.6 µm, 50 mm are composed of cellulose acetate and cellulose nitrate. The ME...

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Original price $178.00
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Original price $178.00
Current price $152.65
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Current price $152.65
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Original price $220.00
Original price $220.00 - Original price $220.00
Original price $220.00
Current price $188.67
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Current price $188.67

Whatman 10400714 Filter Circles, 50mm Dia, Mixed Cellulose Ester ME 29 Plain, 3.0 micrometer Pore Size, 100/pk (PN: 10400714)

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In stock

ME29 3.0uM 50MM 100/PKMixed cellulose ester circle membranes (ME 29), 3 µm, 50 mm are composed of cellulose acetate and cellulose nitrate. The ME r...

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Original price $220.00
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Original price $220.00
Current price $188.67
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Original price $184.00
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Original price $184.00
Current price $157.80
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Current price $157.80

Whatman 10406972 Filter Circles, 50mm Dia, Mixed Cellulose Ester ME Range - ME 24/21, Gridded, White/ Black Grid 3.1mm, 0.2 micrometer Pore Size, 100/pk (PN: 10406972)

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In stock

ME24/21 ST 0.2uM 50MM 100/PKMixed cellulose ester circles (ME 24), white/black grid 3.1 mm, sterile, 0.2 µm, 50 mm

Original price $184.00
Original price $184.00 - Original price $184.00
Original price $184.00
Current price $157.80
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Current price $157.80
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Original price $614.00
Original price $614.00 - Original price $614.00
Original price $614.00
Current price $526.57
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Current price $526.57

Whatman 10407324 Membrane Filtration, ME25 (Mixed Cellulose Ester), 50mm Dia, 0.45 micrometer, White, 5.1mm/ Black Grid, Sterile For Use with Whatman Membrane-Butler, 400/pk (PN: 10407324)

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In stock

ME25/20 STL 0.45uM 50MM 400/PKMixed Cellulose Ester - ME25 membrane circles white, 50 mm, mixed esters, 0.45 µm, 5 mm black grid, sterile, for Memb...

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Original price $614.00
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Original price $614.00
Current price $526.57
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Current price $526.57
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