Scientific
Scientific research encompasses the systematic investigation and study of the natural world through observation, experimentation, and analysis. Scientists use the scientific method to formulate hypotheses, conduct experiments, and draw conclusions based on empirical evidence. This rigorous process aims to uncover new knowledge, solve problems, and expand our understanding of the universe. Scientific disciplines include biology, chemistry, physics, astronomy, and more, each with its unique methodologies and principles. By adhering to strict standards of objectivity, reproducibility, and peer review, the scientific community ensures the credibility and validity of its findings. In summary, scientific inquiry drives progress and innovation across various fields, shaping our modern world.
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Alcatel 5402 CIS Turbomolecular High Vacuum Pump Turbo Pump France
Alcatel
$956.00Was: $2,000.00Alcatel 5402 CIS Turbomolecular High Vacuum Pump The Alcatel 5402 CIS is a turbomolecular high vacuum pump designed to rapidly evacuate gas from sealed systems. It operates via high-speed rotor blades that compress and remove molecules, achieving vacuum...52042- SKU:
- 52042
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 27.00 LBS
- Brand:
- Alcatel
- Model:
- 5402 CIS
- MPN:
- 5402 CIS
- Type:
- Turbomolecular High Vacuum Pump
- SKU:
- 52042
- Country/Region of Manufacture:
- France
- Manufacturer Location:
- Annecy, France
- Condition:
- Used – Inspected, further testing not performed
- Pump Technology:
- Turbomolecular
- Vacuum Type:
- High Vacuum
- Bearing Type:
- Ceramic (labeled on unit)
- Inlet Flange:
- ISO/KF flange (visible in photos)
- Form Factor:
- Standalone / Benchtop
- Certifications:
- CE
- Seller Notes:
- Sold as-is. Fan rotates freely. Further testing not performed at our facility.
- Review Status:
- Auto-Approved (needs review) 2026-07-04
- Condition Notes:
- Alcatel 5402 CIS turbo pump in good physical condition. Rotor spins freely. Not tested further at our facility — sold as-is. Light surface wear from prior lab use. Contact us with questions.
$956.00Was: $2,000.00 -
Sorvall RT6000 Refrigerated Centrifuge For Parts No Rotor 1000W 115V 60Hz
Sorvall
$200.00Was: $400.00Sorvall RT6000 Refrigerated Centrifuge For Parts No Rotor 1000W 115V 60Hz Benchtop refrigerated centrifuge manufactured by Sorvall Instruments. Designed for sample separation in clinical, biological, and research applications. Unit powers on and displays...52041- SKU:
- 52041
- Availability:
- Please contact us for a shipping quote or to arrange local pickup at our facility.
- Weight:
- 175.00 LBS
- Brand:
- Sorvall Instruments
- Model:
- RT6000
- MPN:
- RT6000
- Type:
- Refrigerated Benchtop Centrifuge
- SKU:
- 52041
- Condition:
- As-Is / For Parts or Not Working
- Seller Notes:
- No rotor included. Rotor hub/cross visible in chamber. Sold as-is.
- Country/Region of Manufacture:
- United States
- Form Factor:
- Benchtop
- Power Requirements:
- 115V AC, 60Hz
- Wattage:
- 1000W
- Amperage:
- 15A
- Voltage:
- 115V
- Frequency:
- 60Hz
- Application / Use Case:
- Clinical, biological, and research sample separation
- Rotor Included:
- No
- Refrigeration:
- Yes (not functional — sold for parts)
- Controls:
- Analog dials: Time, Temperature set, Temperature display
- Manufacturer:
- Sorvall Instruments / Du Pont Company
- Overall Dimensions:
- 32" x 25" x 12" H (approx.)
- Condition Notes:
- This Sorvall RT6000 Refrigerated Centrifuge is being sold as-is for parts or repair. The unit does power on and the front panel illuminates, but we were unable to get the rotor to spin or the refrigeration system to chill the chamber during our
$200.00Was: $400.00 -
Ebara 323-0084 CryoCompressor 4.8 Helium Compressor 208/200V 3-Phase 18-22A
Ebara
$550.00Was: $1,100.00Ebara 323-0084 CryoCompressor 4.8 Helium Compressor 208/200V 3-Phase 18-22AHelium cryocompressor for driving cryopumps in vacuum and semiconductor systems. Operates on 208V or 200V three-phase power and requires high-purity helium supply with integrated...52036- SKU:
- 52036
- Availability:
- Usually ships within 3–5 business days due to size and weight.
- Weight:
- 293.00 LBS
- Brand:
- Ebara
- Model:
- 323-0084
- MPN:
- 323-0084
- Type:
- Helium Cryocompressor / Cryopump Compressor
- SKU:
- 52036
- Condition:
- Used – Inspected, Not Bench-Tested
- Series:
- CryoCompressor 4.8
- Voltage Rating:
- 208V AC @ 60Hz / 200V AC @ 50Hz
- Current Rating:
- 19–22A @ 60Hz / 18–21A @ 50Hz
- Phase:
- Three Phase
- Frequency:
- 50/60 Hz
- Charge Pressure:
- 210 ± 5 psi (1448 ± 34 kPa)
- Helium Purity Required:
- 99.995%
- Dew Point:
- < -80°F
- Water Content:
- < 8 PPM
- Min Water Flow:
- 2 gpm (7.6 L/min)
- Max Supply Water Pressure:
- 150 psi (1035 kPa)
- Max Water Temperature:
- 40°F–95°F (4°C–35°C)
- Hobbs Meter Reading:
- 34,492 hours
- Adsorber Serial Number:
- K1H3594
- Adsorber Install Interval:
- Install @ 108 HR, Replace @ 30,108 HR
- Dimensions:
- 21" W x 19" D x 25" H
- Country/Region of Manufacture:
- United States
- Form Factor:
- Freestanding Cabinet / Desktop
- Application:
- Cryopump drive; semiconductor, vacuum, and lab systems
- Seller Notes:
- Includes power cable, water supply/return fittings, helium return port. Not bench-tested.
- Condition Notes:
- Ebara 323-0084 CryoCompressor 4.8. Inspected, good physical condition. Cannot test at our facility — sold as-inspected. Hobbs meter: 34,492 hrs. Includes power cable, water fittings, helium return port. View photos; contact us with questions.
$550.00Was: $1,100.00 -
APD Cryogenics 263881A CryoTiger Compressor AquaTrap Cooling Module 1997
APD Cryogenics
$950.00Was: $1,900.00APD Cryogenics 263881A CryoTiger Compressor AquaTrap Cooling Module 1997Closed-cycle helium refrigeration compressor module designed to supply cryogenic cooling to APD CryoTiger cold heads and cryopump systems. Operates as a standalone benchtop unit...52034- SKU:
- 52034
- Availability:
- This item requires freight shipping — contact us for a shipping quote or to arrange local pickup.
- Weight:
- 151.00 LBS
- Brand:
- APD Cryogenics
- Model:
- 263881A
- MPN:
- 263881A
- Type:
- CryoTiger Cryogenic Compressor Module
- SKU:
- 52034
- Product Line:
- CryoTiger
- Series:
- AquaTrap
- Date of Manufacture:
- August 1997
- Dimensions:
- 18" x 15" x 12"
- Cooling Method:
- Closed-Cycle Refrigeration (Helium)
- Application:
- Cryogenic cooling for cryo pumps and cold heads
- Condition:
- Used – Inspected, Good Condition
- Seller Notes:
- Unit only; requires freight shipping
- Country/Region of Manufacture:
- United States
- Form Factor:
- Benchtop / Standalone Module
- Cooling Gas:
- Helium (closed-loop)
- Compatible With:
- APD CryoTiger cold heads and cryopump systems
- Condition Notes:
- APD Cryogenics 263881A CryoTiger Compressor inspected, good condition. Minor surface scuffing, all panels intact, pressure gauge and ports present. Freight shipping required — contact us for a quote.
$950.00Was: $1,900.00 -
Neslab HX750 Coolflow Refrigerated Recirculating Chiller TU-6 Pump Genus 2
Neslab
$1,000.00Was: $2,000.00Neslab HX750 Coolflow Refrigerated Recirculating Chiller TU-6 Pump Genus 2The Neslab HX750 is a large-capacity refrigerated recirculating chiller from Neslab's Coolflow series, equipped with a TU-6 pump and a Genus 2 heat exchanger configured for...52033- SKU:
- 52033
- Availability:
- This item requires a freight shipping quote due to its size and weight. Please contact us before purchasing to arrange shipping or local pickup.
- Weight:
- 975.00 LBS
$1,000.00Was: $2,000.00 -
Rudolph Research AutoEL 135A5C Automatic Ellipsometer 115V 50/60Hz 130W For
Rudolph
$750.00Was: $1,500.00Rudolph Research AutoEL 135A5C Automatic Ellipsometer 115V 50/60Hz 130W For Parts Benchtop ellipsometer used for measuring thin film thickness and optical properties. Features automatic operation, integrated thermal printer, and GPIB interface for...52032- SKU:
- 52032
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 151.00 LBS
- Brand:
- Rudolph Research
- Model:
- 135A5C
- MPN:
- 135A5C
- Type:
- Automatic Ellipsometer
- SKU:
- 52032
- Condition:
- As-Is / For Parts or Not Working
- Seller Notes:
- Sold AS-IS for parts or repair. Does not power on.
- Country/Region of Manufacture:
- United States
- Power Requirements:
- 115V, 50/60Hz, 130W
- Form Factor:
- Benchtop
- Voltage:
- 115V
- Power Consumption:
- 130W
- Frequency:
- 50/60Hz
- Application:
- Thin Film Thickness & Optical Property Measurement
- Measurement Type:
- Ellipsometry — thin film thickness, refractive index
- Interface:
- IEEE-488 / GPIB (rear panel connector visible)
- Integrated Printer:
- Yes — thermal/paper strip printer, top-mounted
- Manufacture Date:
- August 12, 1980
- Regulatory Compliance:
- 21 CFR 1040.10
- Dimensions:
- 29" x 22" x 18"
- Condition Notes:
- Rudolph Research AutoEL 135A5C Automatic Ellipsometer — does not power on; broken rear-panel fuses. Sold AS-IS for parts or repair only. No functionality guaranteed. Age-appropriate cosmetic wear throughout. 115V/130W.
$750.00Was: $1,500.00 -
Affinity CWA-100K-MP21CB Dual Channel Water Cooled Chiller 208V 3-Phase
Affinity
$3,800.00Was: $7,600.00Affinity CWA-100K-MP21CB Dual Channel Water Cooled Chiller 208V 3-Phase The Affinity CWA-100K-MP21CB is a dual channel, water cooled recirculating chiller built by Affinity Industries of Ossipee, NH. It features two independent cooling loops, allowing...52021- SKU:
- 52021
- Availability:
- This item requires special shipping. Please contact us for a freight quote before purchasing.
- Weight:
- 1,479.00 LBS
- Brand:
- Affinity
- Model:
- CWA-100K-MP21CB
- MPN:
- CWA-100K-MP21CB
- Type:
- Dual Channel Water Cooled Recirculating Chiller
- SKU:
- 52021
- Number of Channels:
- 2 (Dual Channel)
- Voltage:
- 208V
- Phase:
- Three Phase
- Compressor Brand:
- Copeland
- Dimensions:
- 54" W x 32" D x 63" H
- Cooling Method:
- Water Cooled
- Condition:
- Used – Pulled from Working Environment
- Country/Region of Manufacture:
- United States
- Seller Notes:
- Requires special freight shipping; contact us for a quote prior to purchase.
- Form Factor:
- Floor Standing / Freestanding
- Power Requirements:
- 208V, Three Phase
- Manufacturer Location:
- Affinity Industries, Ossipee, NH USA
- Condition Notes:
- This Affinity CWA-100K-MP21CB Dual Channel Water Cooled Chiller was pulled from a working environment where it was actively in use and functional. Inspected and in good condition. Requires special freight shipping — contact us for a quote.
$3,800.00Was: $7,600.00 -
LDJ Electronics 6007 Electromagnet Magnetometer CF Conflat Vacuum 7" Pole Cap
LDJ Electronics
$4,000.00Was: $8,000.00LDJ Electronics 6007 Electromagnet Magnetometer CF Conflat Vacuum 7" Pole CapThe LDJ Electronics Model 6007 is a large-frame laboratory electromagnet system designed for generating precisely controlled, high-intensity magnetic fields for magnetometry,...52013- SKU:
- 52013
- Availability:
- This item requires special freight shipping — contact us for a shipping quote before purchasing.
- Weight:
- 1,857.00 LBS
- Brand:
- LDJ Electronics
- Model:
- 6007
- MPN:
- 6007
- Type:
- Electromagnet Magnetometer
- SKU:
- 52013
- Condition:
- Used – Pulled from Working Environment
- Seller Notes:
- Includes CF Conflat vacuum assembly, wiring harness, and stack light indicator
- Country/Region of Manufacture:
- United States
- Form Factor:
- Freestanding Frame-Mounted System
- Overall Dimensions:
- 40" W x 32" D x 70" H
- Electromagnet Dimensions:
- 34" x 25" x 25"
- Pole Cap Diameter (Wide):
- 7.0"
- Pole Cap Diameter (Narrow):
- 3.5"
- Pole Cap Gap:
- 2.0"
- Coil Resistance (Top and Bottom):
- 1.0 Ohm each
- Vacuum Interface:
- CF Conflat Flange
- Application / Use Case:
- Magnetic field generation, magnetometry, materials research
- Safety Warning:
- Strong magnetic field when running; pacemaker hazard within 2 feet
- Manufacturer Location:
- Troy, Michigan
- Condition Notes:
- LDJ Electronics 6007 Electromagnet Magnetometer inspected, good used condition. Pulled from working research environment. Frame, pole caps, and Conflat vacuum assembly intact. 1,560 lbs — requires special freight. Contact us for shipping quote.
$4,000.00Was: $8,000.00