Flow Control

Swagelok B 4JN Brass needle valve B 4JN PM Panel mount flow control valve
Swagelok B 4JN Brass needle valve B 4JN PM Panel mount flow control valve
$22.00
Time Remaining: 29d 19h 11m
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AIR VAC PCBRM System Flow Well Heater Control Module ST350
AIR VAC PCBRM System Flow Well Heater Control Module ST350
$109.99
Time Remaining: 23h 3m

New Lot 10 Baxter Coiled Suction Tubes Tri Flow Control 8 FR Sterile Packages
New Lot 10 Baxter Coiled Suction Tubes Tri Flow Control 8 FR Sterile Packages
$6.02
Time Remaining: 25d 21h 47m
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Straight flow control inlet adapter 24 40 glass plug
Straight flow control inlet adapter 24 40 glass plug
$16.75
Time Remaining: 25d 6h 28m
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ANDERSEN PM 25 RAAS SAMPLER PUMP FLOW CONTROLLER RUN AMBIENT AIR PARTICULATE
ANDERSEN PM 25 RAAS SAMPLER PUMP FLOW CONTROLLER RUN AMBIENT AIR PARTICULATE
$70.00
Time Remaining: 4d 14m
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Aalborg DFC3600 Programmable Mass Flow Controller Gas N2 0 50L min
Aalborg DFC3600 Programmable Mass Flow Controller Gas N2 0 50L min
$279.95
Time Remaining: 24d 23h 17m
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2 PCS Flow Control Needle Valve Dental Equipment Use
2 PCS Flow Control Needle Valve Dental Equipment Use
$19.99
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Flow control lab glass adapter 24 40 2mm PTFE stopcock
Flow control lab glass adapter 24 40 2mm PTFE stopcock
$29.99
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New Glass Flow Control Adapter 14 20
New Glass Flow Control Adapter 14 20
$26.99
Time Remaining: 22d 4h 26m
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Chromatography flow control adapter24 400 4 valve
Chromatography flow control adapter24 400 4 valve
$24.19
Time Remaining: 15d 20h 25m
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HP G1072 60001 CHEMICAL IONIZATION FLOW CONTROLLER
HP G1072 60001 CHEMICAL IONIZATION FLOW CONTROLLER
$40.00
Time Remaining: 29d 6h 44m
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Thermo Venturi Oriface flow control for TSP sampler
Thermo Venturi Oriface flow control for TSP sampler
$127.50
Time Remaining: 21d 22h 5m
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Vintage Perfect Adjustable Screw Clamps 1 New 1 Used Flow Control Japan
Vintage Perfect Adjustable Screw Clamps 1 New 1 Used Flow Control Japan
$6.99
Time Remaining: 21d 3h 12m
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NEW Flow Control Adapter Inlet 90 Glass Stpk 24 40
NEW Flow Control Adapter Inlet 90 Glass Stpk 24 40
$19.70
Time Remaining: 25d 1h 35m
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NEW Flow Control Adapter Inlet 90 Glass Stpk 14 20
NEW Flow Control Adapter Inlet 90 Glass Stpk 14 20
$24.50
Time Remaining: 24d 22h 58m
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BRAND NEW Flow rate control valve 0 4mm socket 24 40
BRAND NEW Flow rate control valve 0 4mm socket 24 40
$50.00
Time Remaining: 29d 8h 37m
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Flow Control Adapter Inlet 90 Glass Stpk 24 40 Outer
Flow Control Adapter Inlet 90 Glass Stpk 24 40 Outer
$16.99
Time Remaining: 28d 4h 19m
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Hewlett Packard Mass Flow Controller 19362 60560
Hewlett Packard Mass Flow Controller 19362 60560
$50.00
Time Remaining: 15h 50m

14 20 Flow Control Adapter w Glass Stopcock
14 20 Flow Control Adapter w Glass Stopcock
$39.99
Time Remaining: 6d 3h 58m
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SPECTRUM Flow Thru UV Monitor Controller model 123454
SPECTRUM Flow Thru UV Monitor Controller model 123454
$29.99
Time Remaining: 16d 19h 39m
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WATERS 680 AUTOMATED GRADIENT CONTROLLER w MICRO FLOW MODULE
WATERS 680 AUTOMATED GRADIENT CONTROLLER w MICRO FLOW MODULE
$28.00
Time Remaining: 10d 21h 39m
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Aldrich Straight Inlet Flow Control Adapter w Glass Stpck 24 40
Aldrich Straight Inlet Flow Control Adapter w Glass Stpck 24 40
$15.95
Time Remaining: 26d 5h 40m
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Bent flow control inlet adapter 24 40 glass plug
Bent flow control inlet adapter 24 40 glass plug
$17.50
Time Remaining: 27d 10h 14m
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Kontes Inlet Flow Control Adapter 24 40 185000 2440
Kontes Inlet Flow Control Adapter 24 40 185000 2440
$24.00
Time Remaining: 14d 16h 34m
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ALDRICH FLOW CONTROL ADAPTER 35 25 JOINT WITH 2 HOSE CONNECTION LAB GLASS S49A 2
ALDRICH FLOW CONTROL ADAPTER 35 25 JOINT WITH 2 HOSE CONNECTION LAB GLASS S49A 2
$99.99
Time Remaining: 24d 22h 44m
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MASS FLOW CONTROLLER Set of 4 TYLAN UNIT STEC
MASS FLOW CONTROLLER Set of 4 TYLAN UNIT STEC
$349.00
Time Remaining: 20d 13h 17m
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1500 max PSIG FLOW VALVE CONTROL
1500 max PSIG FLOW VALVE CONTROL
$16.00
Time Remaining: 8d 1h 43m
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Victor VMG 15LY  HMG 8SY Regulator Flow Control Lot of 2
Victor VMG 15LY HMG 8SY Regulator Flow Control Lot of 2
$59.95
Time Remaining: 3d 1h 52m
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Flow Control Adapter Inlet Straight Glass Stpk 24 40
Flow Control Adapter Inlet Straight Glass Stpk 24 40
$18.50
Time Remaining: 28d 4h 39m
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Bell Dental PortaBELL Operatory Air Flow Control Restrictor Unit Part Military
Bell Dental PortaBELL Operatory Air Flow Control Restrictor Unit Part Military
$149.95
Time Remaining: 28d 5h 50m
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Thermo Venturi Oriface flow control for PM10 sampler
Thermo Venturi Oriface flow control for PM10 sampler
$127.50
Time Remaining: 23d 21h 25m
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Kontes Flow Control Inlet Adapter with 24 40 ST Ground Glass Joint
Kontes Flow Control Inlet Adapter with 24 40 ST Ground Glass Joint
$7.50
Time Remaining: 6d 8h 14m
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Flow Control Adapter Inlet Straight PTFE Stpk 24 40
Flow Control Adapter Inlet Straight PTFE Stpk 24 40
$22.99
Time Remaining: 28d 8h 8m
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OI Analytical A002393 Flow Solution Power Base IV Controller Sampler
OI Analytical A002393 Flow Solution Power Base IV Controller Sampler
$224.25
Time Remaining: 26d 23h 13m
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Chemglass 90 degree Flow Control Adapter 24 40 Teflon Stopcock
Chemglass 90 degree Flow Control Adapter 24 40 Teflon Stopcock
$12.00
Time Remaining: 6d 3h 20m

PALL FS720M01A BENCHTOP PROCESS SCALE UP CONTROLLER FILTRATION FLUID FLOW CON
PALL FS720M01A BENCHTOP PROCESS SCALE UP CONTROLLER FILTRATION FLUID FLOW CON
$195.00
Time Remaining: 1d 5h 22m
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CHROME C CLAMP for Liq Flow Control  Jewelery Repair
CHROME C CLAMP for Liq Flow Control Jewelery Repair
$5.44
Time Remaining: 19d 24m
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Intelligent Digital Mass Flow Controller CO 20000
Intelligent Digital Mass Flow Controller CO 20000
$446.40
Time Remaining: 1d 21h 31m
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NEW Flow Control Adapter Inlet 90 PTFE Stpk 24 40
NEW Flow Control Adapter Inlet 90 PTFE Stpk 24 40
$22.99
Time Remaining: 25d 2h 32m
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KINTEK CORPORATION STOPPED FLOW CONTROLLER
KINTEK CORPORATION STOPPED FLOW CONTROLLER
$149.99
Time Remaining: 24d 2h 40m
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NEW Compact Automation MO18 Flow Control
NEW Compact Automation MO18 Flow Control
$9.99
Time Remaining: 2d 19h 38m
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Watson Marlow 603U R Auto Control High Flow Pump 146 L
Watson Marlow 603U R Auto Control High Flow Pump 146 L
$539.99
Time Remaining: 25d 1h 22m
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Class A Buret w Rotary Flow ControlStopcock 50mL
Class A Buret w Rotary Flow ControlStopcock 50mL
$67.95
Time Remaining: 6d 1h 1m
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ChemGlass Flow Control Adapter for Chromatography Columns Reservoirs
ChemGlass Flow Control Adapter for Chromatography Columns Reservoirs
$34.99
Time Remaining: 3d 22h 24m
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ZYMARK 91144 C EVAPORATOR FLOW CONTROLLER 4 PORT CONTROL USED w WARRANTY
ZYMARK 91144 C EVAPORATOR FLOW CONTROLLER 4 PORT CONTROL USED w WARRANTY
$48.75
Time Remaining: 11d 19h 25m
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Nupro Precision Micrometer Flow Control Adjust Valve
Nupro Precision Micrometer Flow Control Adjust Valve
$68.99
Time Remaining: 28d 7h 55m
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ZYMARK 91144 B EVAPORATOR FLOW CONTROLLER 4 PORT CONTROL USED w WARRANTY
ZYMARK 91144 B EVAPORATOR FLOW CONTROLLER 4 PORT CONTROL USED w WARRANTY
$48.75
Time Remaining: 6d 2h 55m
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EUROTHERM TEMP FLOW Vacuum Valve CONTROLLER
EUROTHERM TEMP FLOW Vacuum Valve CONTROLLER
$191.25
Time Remaining: 28d 53m
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ZYMARK 91144 1 EVAPORATOR FLOW CONTROLLER 4 PORT CONTROL USED w WARRANTY
ZYMARK 91144 1 EVAPORATOR FLOW CONTROLLER 4 PORT CONTROL USED w WARRANTY
$48.75
Time Remaining: 6d 2h 55m
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MKS 195 111155 D 6 90 Flow Controllers 100 Series Instruction Manual
MKS 195 111155 D 6 90 Flow Controllers 100 Series Instruction Manual
$45.83
Time Remaining: 23d 2h 36m
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Amtek Flowcontrol R 1 Applied Electrochemis Try Flow Control
Amtek Flowcontrol R 1 Applied Electrochemis Try Flow Control
$49.99
Time Remaining: 22d 19h 40m
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Aera FC 980C hi vacuum gas mass flow controller mfc
Aera FC 980C hi vacuum gas mass flow controller mfc
$7.89 (1 Bid)
Time Remaining: 4d 21h 14m

Glass Buret w Rotary Style Flow ControlStopcock 50mL
Glass Buret w Rotary Style Flow ControlStopcock 50mL
$44.95
Time Remaining: 6d 1h 1m
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HPLC 11 Hoffman SGE Syringe GT Peek Nano Flow Controller Sample Loops  More
HPLC 11 Hoffman SGE Syringe GT Peek Nano Flow Controller Sample Loops More
$499.99
Time Remaining: 24d 23m
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Storz Flow Control Stop Cock Ref27504
Storz Flow Control Stop Cock Ref27504
$30.00
Time Remaining: 15d 21h 3m
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FLOW CONTROLLER  RESERVOIR Flash Chromatography Aldrich 50 30
FLOW CONTROLLER RESERVOIR Flash Chromatography Aldrich 50 30
$49.95
Time Remaining: 10d 4h 44m
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ArthroCare Coblator II Flow Control Valve Unit for ENT Ref10101 HELP ORPHANS H
ArthroCare Coblator II Flow Control Valve Unit for ENT Ref10101 HELP ORPHANS H
$125.00
Time Remaining: 16d 23h 40m
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ADAPTER Chromatography Flow Control 75 50 Aldrich NEW Flash Chromatography
ADAPTER Chromatography Flow Control 75 50 Aldrich NEW Flash Chromatography
$69.95
Time Remaining: 8h 31m
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Adec Dental Water Quick Disconnect Kits With Flow Controls  PACK OF 3 KITS
Adec Dental Water Quick Disconnect Kits With Flow Controls PACK OF 3 KITS
$149.00
Time Remaining: 17d 20h 34m
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BUCK WF 1 GAS FLOW CONTROLLER
BUCK WF 1 GAS FLOW CONTROLLER
$16.00
Time Remaining: 11d 21h 25m
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VWR Mini Pump Variable Flow 54856 075 Control Company
VWR Mini Pump Variable Flow 54856 075 Control Company
$208.00
Time Remaining: 20h 4m
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New Spears 1 2 npt PVC Flow Control Valve
New Spears 1 2 npt PVC Flow Control Valve
$89.00
Time Remaining: 9d 23h 46m
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DCI 7130 Dental Handpiece Control Water Relay Flow Control Valves  LOT OF 6
DCI 7130 Dental Handpiece Control Water Relay Flow Control Valves LOT OF 6
$225.00
Time Remaining: 25d 21h 48m
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Glass Adapter with Flow Control Outlet Stopcock 14 20
Glass Adapter with Flow Control Outlet Stopcock 14 20
$17.00
Time Remaining: 28d 22h 31m
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Isco uLC SFC Syringe Pump w uLC 500 Micro Flow Pump Controller
Isco uLC SFC Syringe Pump w uLC 500 Micro Flow Pump Controller
$1,999.00
Time Remaining: 19d 39m
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Handpiece Water Flow Control Needle Valve NEW
Handpiece Water Flow Control Needle Valve NEW
$44.00
Time Remaining: 11d 22h 11m
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MKS Alta Digital Mass Flow Controller 50 SLM N2
MKS Alta Digital Mass Flow Controller 50 SLM N2
$329.00
Time Remaining: 16d 14h 25m
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Unit Instruments Mass Flow Controllers Lot of 2
Unit Instruments Mass Flow Controllers Lot of 2
$25.00
Time Remaining: 6d 21h 36m

Oxygen Flowmeter Control With 15 Liters Maximum Flow
Oxygen Flowmeter Control With 15 Liters Maximum Flow
$55.00
Time Remaining: 9d 21h 54m
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Baum Air Flow Control Bulb 302002
Baum Air Flow Control Bulb 302002
$100.00
Time Remaining: 14d 19h 31m
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Unit Instruments Model UFC 1100A Mass Flow Controller
Unit Instruments Model UFC 1100A Mass Flow Controller
$99.99
Time Remaining: 9d 23h 32m
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BD FAC5Count Flow Cytometer Front Panel Digital Controller Keypad Drive Parts
BD FAC5Count Flow Cytometer Front Panel Digital Controller Keypad Drive Parts
$149.00
Time Remaining: 17d 5h 58m
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Dwyer Pressure Control Pack 100 SCFH Electronic Flow Control 120V AC
Dwyer Pressure Control Pack 100 SCFH Electronic Flow Control 120V AC
$19.99
Time Remaining: 24d 4h 17m
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Bruker BVT 3300 NMR Spectrometer Gas Flow Meter Temperature Controller Interface
Bruker BVT 3300 NMR Spectrometer Gas Flow Meter Temperature Controller Interface
$650.00
Time Remaining: 25d 1h 18m
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CONTROL CO VARIABLE FLOW CHEMICAL TRANSFER PUMP
CONTROL CO VARIABLE FLOW CHEMICAL TRANSFER PUMP
$164.99
Time Remaining: 8d 23h 12m
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Ionization flow controller HP 5971A mass spectrometer
Ionization flow controller HP 5971A mass spectrometer
$125.00
Time Remaining: 7d 10m
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Dental Equipment Water Relay Flow Control Combo Valve
Dental Equipment Water Relay Flow Control Combo Valve
$79.00
Time Remaining: 14d 21h 39m
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PACKARD Dual Hi Lo Pump Flow Control Module Station
PACKARD Dual Hi Lo Pump Flow Control Module Station
$195.00
Time Remaining: 18h 37m
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Kimax Glass Funnel Adapter Flow Control 30mL 22 Joint
Kimax Glass Funnel Adapter Flow Control 30mL 22 Joint
$30.00
Time Remaining: 21d 22h 7m
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MAZZOLA MG3300 AIR FLOW CONTROLLER
MAZZOLA MG3300 AIR FLOW CONTROLLER
$350.00
Time Remaining: 9d 7h 12m
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MILLIPORE TYLAN 2979M SERIES MASS FLOW CONTROLLER
MILLIPORE TYLAN 2979M SERIES MASS FLOW CONTROLLER
$199.00
Time Remaining: 25d 19h 1m
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BD FACSCourt Flow Cytometer Tube Lifter with Driver PCB Control Board Sensor
BD FACSCourt Flow Cytometer Tube Lifter with Driver PCB Control Board Sensor
$169.00
Time Remaining: 17d 5h 58m
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Cobe Spectra Return Flow Controller
Cobe Spectra Return Flow Controller
$175.00
Time Remaining: 12d 23h 32m
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MKS 2179A12CG1BV Mass Flow Controller N2 100 SCCM
MKS 2179A12CG1BV Mass Flow Controller N2 100 SCCM
$450.00
Time Remaining: 8d 22h 6m
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Tylan Millipore 2900 mass flow controller mfc hi vacuum
Tylan Millipore 2900 mass flow controller mfc hi vacuum
$7.89
Time Remaining: 4d 21h 7m

NEW ASTIPURE PFD3 333SI CONTROLLED FLOW PUMP 13 GPM
NEW ASTIPURE PFD3 333SI CONTROLLED FLOW PUMP 13 GPM
$4,999.99
Time Remaining: 10d 20h 28m
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Flow Control Inlet Adapters
Flow Control Inlet Adapters
$20.00
Time Remaining: 5d 38m
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Dental Handpiece Water Relay Needle Valve Flow Control
Dental Handpiece Water Relay Needle Valve Flow Control
$49.00
Time Remaining: 7d 21h 6m
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AMAT FC 2902MEP T Tylan 2900 MFC Mass Flow Controller SIF4 SLPM 3030 06411
AMAT FC 2902MEP T Tylan 2900 MFC Mass Flow Controller SIF4 SLPM 3030 06411
$999.99
Time Remaining: 9d 2h 39m
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DCI McKesson 2622 Dental Nitrous Scavenge Vacuum Meter  Flow Control
DCI McKesson 2622 Dental Nitrous Scavenge Vacuum Meter Flow Control
$139.00
Time Remaining: 16d 22h 29m
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SPIRACLE MULTI MANAGER O2 908 8 FLOW CONTROL VALVE
SPIRACLE MULTI MANAGER O2 908 8 FLOW CONTROL VALVE
$849.99
Time Remaining: 16d 20h 24m
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Granville Phillips 216 Pressure Flow Controller
Granville Phillips 216 Pressure Flow Controller
$495.00
Time Remaining: 29d 13m
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DCI 7052 Dental Handpiece Water Flow Control Valves  LOT OF 6
DCI 7052 Dental Handpiece Water Flow Control Valves LOT OF 6
$105.00
Time Remaining: 24d 20h 29m
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Flow Controller FREE SHIP
Flow Controller FREE SHIP
$259.00
Time Remaining: 21d 6h 55m
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New Glass Flow Control Adapter 24 40
New Glass Flow Control Adapter 24 40
$27.99
Time Remaining: 22d 4h 40m
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1 NEW MOORE 63BU L CONSTANT DEFFERENTIAL FLOW CONTROLLER
1 NEW MOORE 63BU L CONSTANT DEFFERENTIAL FLOW CONTROLLER
$40.00
Time Remaining: 23d 17h 10m
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CaridianBCT COBE Spectra Return Flow Controller
CaridianBCT COBE Spectra Return Flow Controller
$100.00
Time Remaining: 7d 3h 23m
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MKS 640A Mass Flow Controller N2 10 SCCM
MKS 640A Mass Flow Controller N2 10 SCCM
$450.00
Time Remaining: 8d 22h 5m
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Spectra Chrom Flow Through UV Monitor Controller
Spectra Chrom Flow Through UV Monitor Controller
$365.99
Time Remaining: 10d 1h 26m
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Spectra Chrom Flow Thru UV monitor  Controller
Spectra Chrom Flow Thru UV monitor Controller
$699.99
Time Remaining: 6d 23h 1m
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Flow Control
Flow Control

Flow control valve

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Globe control valve with the pneumatic actuator and smart positioner

A flow control valve regulates the flow or pressure of a fluid. Control valves normally respond to signals generated by independent devices such as flow meters or temperature gauges.

Control valves are normally fitted with actuators and positioners. Pneumatically-actuated globe valves are widely used for control purposes in many industries, although quarter-turn types such as (modified) ball, gate and butterfly valves are also used.

Control valves can also work with hydraulic actuators (also known as hydraulic pilots). These types of valves are also known as Automatic Control Valves. The hydraulic actuators will respond to changes of pressure or flow and will open/close the valve. Automatic Control Valves do not require an external power source, meaning that the fluid pressure is enough to open and close the valve. Automatic control valves include: pressure reducing valves, flow control valves, back-pressure sustaining valves, altitude valves, and relief valves. An altitude valve controls the level of a tank. The altitude valve will remain open while the tank is not full and it will close when the tanks reaches its maximum level. The opening and closing of the valve requires no external power source (electric, pneumatic, or man power), it is done automatically, hence its name.

Images

Hastelloy ball valve

Stainless steel gate valve

Stainless steel gate valve

Hastelloy check valves

Duplex ball valve

Inconel gate valve

Stainless steel wafer check valve

Inconel check valve

Stainless steel ball valve

Cast iron butterfly valve

Flanged nozzle inconel check valve or axial check valve

Large carbon steel swing check valve

Cast iron butterfly valve

See also

Valve

Ball valve

Butterfly valve

Control valve

Globe valve

Needle valve

References

Categories: ValvesHidden categories: Articles lacking sources from January 2010 | All articles lacking sources
About the Author

I am China Crafts Suppliers writer, reports some information about horizontal centrifugal pump , diesel irrigation pump.

hi ladies .. can you control your blood movement i.e. stop and start your blood flow during periods ?

just as we boys and you girls also can stop flow of urine for some time if washrooms are not available and later release it when we desire? does blood flow get controlled at your wish or it involuntarily flows out ? also how do you know that flow has started and you are now in your periods? means do u feel wet or itchy or what? and does this flow has smell so can we boys judge whether a girl is in periods? and doesnt it get messy with all hair down there?

once periods start u can't stop

CFD Unsteady Simulation - Active flow control - Boundary layer control via suction