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Does the liquid carbon dioxide pump shut off during a static extraction?

Yes, the pump will fill/pressurize the extraction vessel up to the set point. If there is no flow of material out of the vessel, the pump will shut off. As soon as the variable restrictor is opened, dissolved materials (analyte) … Continue reading →

Posted in FAQ |

How does SFT’s carbon dioxide pump work?

Various types of pumps can be used for supercritical fluid applications. For medium to large volume processes, a pneumatic booster pump is most often used. A diaphragm pushes against a piston to compress the liquid carbon dioxide to a set … Continue reading →

Posted in FAQ |

Why is carbon dioxide most often the media of choice for SFR?

The properties which make supercritical carbon dioxide an attractive solvent for extraction also apply to its use as a medium for reaction chemistry. A fluid’s most important physical and transport properties that influence the kinetics of a chemical reaction are … Continue reading →

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Why is carbon dioxide used most often in SFE?

Supercritical fluid extraction has emerged as an attractive separation technique for the food and pharmaceutical industries due to a growing demand for “natural” processes that do not introduce any residual organic chemicals. Supercritical carbon dioxideis by far the most commonly … Continue reading →

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How do supercritical fluids work?

When a gas such a carbon dioxide is compressed and heated, its physical properties change and it is referred to as a supercritical fluid. Under these conditions, it has the solvating power of a liquid and the diffusivity of a … Continue reading →

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Visual Solubility Determination with the Phase Monitor II

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SFT Introduces an Improved Supercritical Fluid Extractor

Supercritical Fluid Technologies (SFT) introduces a new bench top supercritical fluid extractor (SFE), the model SFT-110. This latest addition to the SFE product line builds upon the strengths of its popular predecessor, the SFT-100.  The completely redesigned restrictor valve with … Continue reading →

Posted in News & Conferences, Press Releases |

New Supercritical Fluid Extractor for the Processing of Natural Products

Supercritical Fluid Technologies (SFT) is pleased to introduce a new pilot scale supercritical extractor for the processing of natural products. The SFT-NPX-10 is designed to simplify the extraction of a wide variety of natural products, and to facilitate the transition … Continue reading →

Posted in News & Conferences, Press Releases |

SFT Introduces an Improved Supercritical Fluid Extractor

Supercritical Fluid Technologies (SFT)introduces a new bench top supercritical fluid extractor (SFE), the model SFT-110XW. This latest addition to the SFE product line builds upon the strengths of its popular predecessors, the SFT-100 and SFT-100XW. The completely redesigned restrictor valve … Continue reading →

Posted in News & Conferences, Press Releases |

SFT-150 SFE/SFR Processing System

Supercritical Fluid Technologies, Inc. introduces the SFT-150 Supercritical Fluid Extraction/Reaction System developed to investigate the feasibility of applying supercritical fluid techniques to various analyses and processing situations.  Whether it’s repetitive laboratory extractions or process development and optimization, the SFT-150 provides … Continue reading →

Posted in News & Conferences, Press Releases |

SFT- 250 Supercritical Fluid Extractor

Supercritical Fluid Technologies, Inc. introduces the SFT-250 Supercritical Fluid Extractor (SFE).  Designed to perform a variety of extractions in supercritical fluid, the SFT-250 is engineered to meet the day-to-day rigors of the research lab. Additionally, the system may be used … Continue reading →

Posted in News & Conferences, Press Releases |

SFT-10 High Pressure Carbon Dioxide Pump

Supercritical Fluid Technologies (SFT) is pleased to introduce a new pilot scale supercritical extractor for the processing of natural products. The SFT-NPX-10 is designed to simplify the extraction of a wide variety of natural products, and to facilitate the transition … Continue reading →

Posted in News & Conferences, Press Releases |

Phase Monitor

Supercritical Fluid Technologies, Inc. introduces the completely self-contained SFT-10 Liquid Carbon Dioxide Pump.  Advanced Peltier (thermoelectric) technology makes it possible to achieve high pressure without the need for an external cooling bath. The SFT-10 pump can pressurize carbon dioxide up … Continue reading →

Posted in News & Conferences, Press Releases |

SFT – HPR Series – High Pressure Chemical Reactors

Supercritical Fluid Technologies introduces a new series of stirred reactors for high pressure chemistry. The HPR Series Reactors have been designed for researchers who are interested in performing pressurized chemical reactions in their laboratories. Whether it is high pressure chemical synthesis … Continue reading →

Posted in News & Conferences, Press Releases |