CHROMATOGRAPHY
95
ULTRA-WARE®
ULTRA-WARE® Four Valve Filtration/ Delivery Caps Standard - 953981-0047
• •
Patent No. 5,397,467.
This cap combines the mobile phase filtration, sparging/degassing, storage and delivery functions All tubing connections are made in the back of the cap, reducing the typical clutter of tubing at the reservoirs
•
• An integral check valve in the sparge port prevents the mobile phase from backing up into the gas lines • A pressure release valve prevents the reservoir from being accidentally over-pressurized • The 1/4”-28 fitting connections allow easy connection to any HPLC pump system • Cap body is manufactured from glass-filled PTFE • Cap will fit any reservoir or bottle with a GL 45 thread
ULTRA-WARE® Three Valve Delivery Caps • Three on-off valves have ¼”-28 threads top and bottom • Valve body is PTFE • Valve stem material is CTFE • O-ring material for valve stem and lower seal is TFE/ propylene Part Number Screw Thread Case Qty 953903-0000 GL 45 1
THF-Resistant - 953981-6347
953914-0002
• •
Patent No. 5,397,467
Tetrahydrofuran (THF), widely used as a mobile phase for GPC, attacks the CTFE valve stems and TFE/propylene o-rings used in the standard four valve cap This special THF-resistant version has 316 stainless steel wherever the standard system has CTFE and FFKM o-rings in place of the TFE/propylene o-rings This cap is also recommended for aggressive organic solutions such as chlorinated hydrocarbons, ethers and ketones Cap body is manufactured from glass-filled PTFE
Replacement Parts
953914-0001
Part Number 953903-0002 953903-0003 953903-0004 953903-0042 953903-0005
Description
Case Qty
Blue Valve Handle Red Valve Handle
1 1 1 1 1
•
Yellow Valve Handle Short CTFE Valve Stem
953981-0004 953981-0001 953981-6301 953981-6302
953914-0006 953981-0003
GL 45 Screw Cap
•
953981-0005
953913- 0001
•
•
Cap will fit any reservoir or bottle with a GL 45 thread
ULTRA-WARE® Three Hole Delivery Caps •
Filter Diameter (mm)
953903- 0005
Part Number
THF Resistance Case Qty
Caps have ¼”-28 threads top and bottom with 1/8” ID holes to accept 1/8” OD PTFE tubing
953981-0047 953981-6347
47 47
No
1 1
• •
Body is PTFE
Yes
Supplied complete with three ¼”-28 CTFE plugs and a TFE/propylene o-ring
Replacement Parts
Part Number 953913-0000
Screw Thread
Case Qty
Part Number 953914-0002
Description
Case Qty
GL 45
1
47 mm Upper Screw Clamp
1
47 mm 40-60 micron Porosity Glass Support Frit
Replacement Parts
953914-0001
1
Part Number
Description
Case Qty
953981-0001
Short CTFE Valve Stem
1
Short Stainless Steel Valve Stem for Sparge and Pump Ports Long Stainless Steel Valve Stem for Filter, Vent and Recirculate Ports
ETFE Nut Plug 1/4”-28, Used to Seal Ports with Flat Bottom 1/4”-28 Threads
953981-6301
1
953913-0001
1
953903-0005
GL 45 Screw Cap
1
953981-6302
1
953914-0006 953981-0003 953981-0004 953981-0005
PTFE Drip Tip
1 1 1 1
ULTRA-WARE® Vacuum / Pressure Bottles This laboratory bottle has been specially designed for use under vacuum and at pressures up to 1.5 bar (at a maximum of 140 °C).
Check Valve with Retainer Lower Cap Retainer Ring GL 45 Lower Screw Cap
Part Number 953984-0090 953906-0090 Accessories
•
This vacuum- and pressure-resistant bottle is manufactured from borosilicate glass with a GL 45 screw thread Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
Description
Case Qty
90 mm Base Adapter
1 1
•
90 mm Standard Pickup Adapter 90 mm THF-Resistant Pickup Adapter
953906-6390
1
953906-0047
47 mm Pickup Adapter
1
Operating Pressure (bar)
47 mm THF-Resistant Pickup Adapter
Part Number
Capacity (mL)
Case Qty
953906-6347
1
953900-0010
1000
1.5
1
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