Plain top, general purpose column for analytical chromatographic separations. Glass stopcock and bottom stem are replaced by a PTFE valve and PTFE stem assembly which virtually eliminates the possibility of stem breakage. The unique valve only requires a quarter turn from fully open to closed.

Replacement valve
#4451-42
#4451-44

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Item #

Product Name

Nominal Volume

Column Inner Diameter

Column Length

Valve Size

Pkg. Qty.

List Price

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N/A Chromatography, Column, with PTFE Valve N/A 10 mL N/A 11 mm N/A 150 mm N/A 2 mm N/A 1 $107.81 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 15 mL N/A 11 mm N/A 200 mm N/A 2 mm N/A 1 $107.81 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 20 mL N/A 11 mm N/A 250 mm N/A 2 mm N/A 1 $100.86 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 30 mL N/A 11 mm N/A 300 mm N/A 2 mm N/A 1 $112.57 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 40 mL N/A 15 mm N/A 200 mm N/A 2 mm N/A 1 $115.57 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 25 mL N/A 15 mm N/A 250 mm N/A 2 mm N/A 1 $115.57 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 80 mL N/A 15 mm N/A 500 mm N/A 2 mm N/A 1 $133.09 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 80 mL N/A 19 mm N/A 300 mm N/A 2 mm N/A 1 $125.28 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 113 mL N/A 19 mm N/A 400 mm N/A 2 mm N/A 1 $134.03 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 140 mL N/A 19 mm N/A 500 mm N/A 2 mm N/A 1 $140.80 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 110 mL N/A 22 mm N/A 300 mm N/A 2 mm N/A 1 $134.03 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 130 mL N/A 22 mm N/A 350 mm N/A 2 mm N/A 1 $137.90 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 190 mL N/A 22 mm N/A 500 mm N/A 4 mm N/A 1 $150.09 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 220 mL N/A 30 mm N/A 350 mm N/A 4 mm N/A 1 $147.09 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 250 mL N/A 30 mm N/A 400 mm N/A 4 mm N/A 1 $153.50 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 300 mL N/A 30 mm N/A 500 mm N/A 4 mm N/A 1 $164.67 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 440 mL N/A 30 mm N/A 700 mm N/A 4 mm N/A 1 $203.55 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 630 mL N/A 34 mm N/A 700 mm N/A 4 mm N/A 1 $232.84 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 650 mL N/A 41 mm N/A 500 mm N/A 4 mm N/A 1 $188.01 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 900 mL N/A 41 mm N/A 700 mm N/A 4 mm N/A 1 $273.77 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 1100 mL N/A 49 mm N/A 600 mm N/A 4 mm N/A 1 $285.35 Add To Cart
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N/A Chromatography, Column, with PTFE Valve N/A 1300 mL N/A 49 mm N/A 700 mm N/A 4 mm N/A 1 $285.35 Add To Cart
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