New Lab Glass 32-Inch Silver Vacuum Jacketed Oldershaw Column

Ultra Micro 10mm Bore Fractionator | Extreme Thermal Fortress | 24/40 Standard Joints

• Manufacturer: Lab Glass

• Condition: New 

• Function: High-Resolution Fractional Distillation / Ultra-Low Volume Separation

• Scale: 32 Inches (812.8 mm) Overall Length

• Internal Capacity: 0.3-Inch (10 mm) Internal Diameter

• Insulation Rating: Extreme (2.75-Inch / 70 mm Outer Jacket Diameter)

• Joint Configuration: 24/40 Top and Bottom Standard Taper Joints

• Thermal Protection: Silver Coated Vacuum Jacket with Corrugated Expansion Bellows

Technical Overview: The Micro Volume Thermal Fortress

When fractional distillation involves exceptionally rare, expensive, or highly temperature sensitive liquids, standard column diameters cause unacceptable product loss through liquid holdup. The New Lab Glass 32-Inch Oldershaw Distillation Column completely reimagines the vaporization profile by pairing a hyper-narrow 10mm internal bore with a massive 70mm outer vacuum jacket.

Geared specifically towards the scientific community for high level R&D, this highly efficient, laboratory-scale fractional distillation column is constructed from premium borosilicate glass. As ascending hot vapor interacts with descending liquid reflux within the 32-inch path, a series of internal perforated plates and downcomers act as individual theoretical stages, maximizing vapor-liquid contact to precisely separate chemical mixtures based on exact boiling points. What sets this column apart is its extreme insulation to bore ratio. The exceptionally wide 2.75-inch OD vacuum jacket provides a profound thermal barrier, fortified by expansion bellows and standard 24/40 joints, making this pristine glassware the ultimate tool for adult scientists managing ultra-sensitive, low volume distillations.

Technical Specifications

Core Engineering & Design Advantages

Ultra-Micro 10mm (0.3-Inch) Internal Bore

Most distillation columns feature a 1-inch or 2-inch ID, which requires a substantial fluid charge just to wet the internal plates, often leading to significant loss of the target compound. This unique Lab Glass column features a highly restricted 10mm (0.3-inch) internal diameter. This capillary like profile drastically reduces liquid holdup, forcing even the smallest reagent volumes through intense vaporization-condensation cycles. It is the definitive choice for separating highly valuable active pharmaceutical ingredients (APIs) or isotopically labeled compounds where yield preservation is critical.

Extreme Insulation to Bore Ratio

The architectural contrast of this column is its greatest asset. Surrounding the tiny 10mm inner tube is a massive 2.75-inch (70 mm) outer jacket, creating an exceptionally thick vacuum barrier. Furthermore, the silver coating on a vacuum jacketed Oldershaw column is there primarily to reduce heat transfer by radiation. This combination of a deep vacuum void and a radiant blocking silver mirror creates an adiabatic "thermal fortress." It ensures micro volumes of ascending vapor, which are highly susceptible to rapid temperature loss do not prematurely condense before reaching the distillation head.

Corrugated Expansion Bellows

Because the inner micro-bore reaches boiling process temperatures while the massive outer jacket remains at ambient room temperature, the differential thermal expansion inside this apparatus is immense. Lab Glass engineered this unit with corrugated expansion bellows integrated into the outer jacket. These borosilicate folds act as a mechanical shock absorber, safely flexing to prevent the glass from shattering during rapid heating and cooling cycles.

Universal 24/40 Standard Taper Integration

Despite its highly specialized internal architecture, this column is designed for effortless integration. Outfitted with ubiquitous 24/40 standard taper ground glass joints, researchers can immediately drop this 32-inch fractionator into existing benchtop fume hood setups, mating seamlessly with standard boiling flasks and reflux splitters.

Ideal Scientific Community Applications

This highly specialized, brand-new distillation column is designed for stringent laboratory environments:

• Micro Scale Fractional Distillation: Providing ultra high theoretical stage counts for low volume academic methodology development and complex mixture separations.

• Precious Compound Purification: Distilling highly expensive, low-volume liquids without significant material loss to column wetting (low holdup).

• Close Boiling Isomer Separation: Utilizing the dense plate architecture to sharply divide chemical components with nearly identical boiling points.

• Isotopic Labeling Processes: Handling highly restricted, temperature sensitive radioactive or stable isotope solutions in closed-loop benchtop distillation setups.

Complete Your Micro Scale Distillation Stack

Precision glassware requires precision infrastructure. Source compatible equipment through HiTechTrader to build out your high-efficiency chemical separation stack:

• Standard 24/40 Glassware: Pair this micro-bore column instantly with 24/40 boiling flasks, distillation heads, and fraction collectors from our premium used laboratory equipment catalog.

• Precision Vacuum Control: Lower boiling points to protect heat-sensitive compounds using our highly accurate laboratory pumps.

• Precision Reactors: Feed vapor directly into this column from benchtop laboratory reactors or small-scale Parr reactors.

• Analytical Purity Verification: Validate the absolute purity of your micro fractions using top tier analytical instruments, including reliable used GC-MS systems.

• Industry Insights: Discover the latest methodologies in fractional distillation and scientific apparatus engineering by reading the latest issues of HTT Magazine.

Buy the New Lab Glass 32-Inch Micro-Bore Oldershaw Column

HiTechTrader offers this New Lab Glass 32-Inch Silver Vacuum Jacketed Oldershaw Column as an elite solution for laboratories processing high value, temperature sensitive reagents in a compact fume hood footprint.

Contact HiTechTrader today to:

• Request official pricing and confirm immediate stock availability of this pristine glassware.

• Discuss micro distillation integration with your existing 24/40 laboratory setups.

• Arrange for secure, custom padded domestic or international freight shipping.

FAQs

What is a micro-bore Oldershaw distillation column used for?

A micro-bore Oldershaw column (such as one with a 10mm internal diameter) is a highly efficient laboratory-scale fractional distillation apparatus. Constructed from borosilicate glass, it utilizes a series of internal perforated plates (trays) and downcomers. Each plate acts as an individual theoretical stage, maximizing vapor-liquid contact to precisely separate chemical mixtures. The micro-bore design drastically reduces liquid holdup, making it ideal for purifying exceptionally rare, expensive, or low-volume chemical samples without losing the product to the walls of the column.

Why does a micro-bore Oldershaw column need such a large silver vacuum jacket?

When dealing with very narrow internal diameters (such as a 10mm bore), ascending hot vapor is highly vulnerable to rapid temperature loss, which can cause it to condense prematurely and ruin the distillation process. The extreme thickness of the vacuum jacket prevents conductive heat loss, while the silver coating on a vacuum jacketed Oldershaw column is there primarily to reduce heat transfer by thermal radiation. Together with integrated expansion bellows to handle thermal stress, this architecture ensures ultra low volume vapors maintain an exact adiabatic gradient from the boiling flask to the condenser.