Pickering Laboratories Guaranteed Chemistry

Quality Guaranteed Pickering Laboratories HPLC post-column instruments and solutions products catalog for environmental, pharmaceutical and biochemical laboratories.
     
 
 

 

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The Pluse-Dampener is intended for use in Liquid Chromatography applications where continuous post-column derivitization is desired.  Installed at the outlet of the pump, the model FC4870B Flow Conditioner provides the pulse-dampening necessary to maintain a smooth baseline. Also the following important features are provided:

•  Continuous filtering of the pumped medium

•  Working pressure for the reagent pump: check values perform
   more reliably which results in a more stable flow

•  Pressure reading (gauge) for the reagent pump

•  Prime/purge valve

The gauge and pressure relief valve assembly consists of a cross for connecting a pressure gauge, an anti-siphon valve and a precalibrated relief valve. This is used to indicate post-column pressure and to prevent rupture of the post-column reactor tubing in the event of an overpressure condition. The anti-siphon valve prevents the reservoir gas pressure from pumping reagent while the system is turned off.

PULSE-DAMPENER/FLOW CONDITIONER CATALOG INFORMATION

CATALOG NO.

DESCRIPTION

1100-0093

FC4870B Flow Conditioner, with pressure gauge & prime/purge valve, for OPA (with 1100-0200 restrictor)

1100-0094

FC4870B Flow Conditioner, with pressure gauge & prime/purge valve, for TRIONE® (with 1100-0141 restrictor)

1100-0710

Post-column Gauge and Pressure Relief Valve Assembly

 

FLOW RESTRICTORS

Pickering Flow Restrictors

Pickering restrictors are tubes packed with sized diamond particles designed to provide a desired back-pressure, relative to a given flow rate and viscosity. The restrictor tube and fittings are type 316 stainless steel or PEEK. The diamond packing is chemically and chromatographically inert to all mobile phases.

Features include:

• Pressure-calibrated to flow rate and viscosity

• Diamond-packed tubes with nuts and ferrules

• Improve pump efficiency

• Essential pulse-dampening component

• Trouble shooting aid for HPLC systems

 

FLOW RESTRICTORS CATALOG INFORMATION

CATALOG NO.

DESCRIPTION

1100-0141

Flow restrictor, TRIONE® Ninhydrin reagent, 65 psi, 6 cm

1100-0200

Flow restrictor, OPA, Hypochlorite, or Hydrolysis reagent, 300 psi, 10 cm

1100-0262

Flow restrictor, 1150 psi, 20 cm

1100-0263

Flow restrictor, 550 psi, 17 cm

1100-0205

Flow restrictor, 200 psi, 6 cm

1100-0142

Flow restrictor, 100 psi, 10 cm

1100-0143

Flow restrictor, non-metallic (PEEK), 550 psi, 10 cm

Note: Listed pressures are for a flow rate of 0.3mL/min at ambient temperature
with 100% water and pulse-dampened flow.

 

 

 

 

 

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