Scientific

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.

  • Unbranded octagonal steel resistance heating element block 115V AC – angled front view showing handle, wiring harness, and power plug Steel resistance heating element block – top-down view with wiring harness laid out alongside showing lead wires and connectors

    Unbranded Steel Resistance Heating Element Block 115V AC 10x10 in Handles

    Unbranded

    $95.00
    Was: $200.00
    Unbranded Steel Resistance Heating Element Block 115V AC 10x10 in HandlesThis is an unbranded octagonal steel resistance heating element block rated for 115V AC operation. The unit functions as a flat surface radiant heater, using internal resistance...
    46588
    SKU:
    46588
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    70.00 LBS
    Brand:
    Unbranded
    Model:
    N/A – Unbranded
    Type:
    Resistance Heating Element Block
    SKU:
    46588
    Condition:
    Used – Inspected and Tested
    Voltage:
    115V AC
    Power Source:
    AC Electric
    Dimensions:
    10 x 10 x 2.625 in
    Shape:
    Octagonal
    Material:
    Steel
    Handles:
    Yes – 2 aluminum fold-down handles
    Wiring:
    Includes attached multi-conductor wiring harness
    Connector Type:
    Standard 2-prong AC power plug
    Form Factor:
    Benchtop / Portable
    Application:
    Industrial, Laboratory, Thermal Processing
    Seller Notes:
    Includes attached wiring harness with power plug and lead wires with terminals.
    Condition Notes:
    Unbranded steel resistance heating element block, 115V AC, tested and in working order. Surface shows oxidation and patina from prior use. Both aluminum handles intact. Wiring harness with AC plug and lead wires included.
    $95.00
    Was: $200.00
  • Tronic MK IV chilling and heating bath tank front view showing stainless steel cabinet and control panel Tronic MK IV bath tank rear view with access panel removed exposing compressor and internal components

    Tronic MK IV Chilling Heating Bath Tank Ultrasonic 120V Refrigeration Benchtop

    Tronic Corporation

    $750.00
    Was: $1,500.00
    Tronic MK IV Chilling Heating Bath Tank Ultrasonic 120V Refrigeration Benchtop The Tronic Corporation MK IV is a dual-tank benchtop chilling and heating bath unit with integrated ultrasonic capability, designed for laboratory and industrial process...
    46903
    SKU:
    46903
    Availability:
    Freight shipping required — contact us for a shipping quote or to arrange local pickup.
    Weight:
    200.00 LBS
    Brand:
    Tronic Corporation
    Model:
    MK IV
    Type:
    Chilling and Heating Bath Tank with Ultrasonic
    SKU:
    46903
    Condition:
    Used – Powers On, Heats and Chills; Missing Rear Panel and Knob(s)
    Power Requirements:
    120V AC
    Form Factor:
    Benchtop / Floor-Standing
    Number of Tanks:
    2 (dual tank)
    Controls:
    Refrigeration On, Heater On, Ultrasonic On, High/Low Freq, speed dial
    Features:
    Refrigeration, heating, ultrasonic (high freq / low freq)
    Overall Dimensions:
    25 x 19 x 36 in. (H approx.)
    Includes:
    Power cord, stainless wire basket/rack insert
    Country/Region of Manufacture:
    United States
    Seller Notes:
    Unit powers on and heats/chills. Missing rear access panel and 1-2 knobs. Freight ship only.
    Condition Notes:
    Tronic MK IV Chilling & Heating Bath Tank — powers on, heats and chills. Missing rear access panel and 1-2 front knobs. Left tank has staining. Wire basket and power cord included. Freight shipping required.
    $750.00
    Was: $1,500.00
  • Eimac 2901 tube induction heater on rolling steel cart – full front view showing heavily rusted enclosure panels with three circular meter cutouts Eimac 2901 tube induction heater on cart – rear/side view showing perforated lower enclosure panel and power cable exiting the base

    Eimac 2901 Tube Induction Heater Varian 622 1623 w/ Cart Jennings JCS Capacitor

    Eimac

    $900.00
    Was: $1,800.00
    Eimac 2901 Tube Induction Heater Varian 622 1623 w/ Cart Jennings JCS CapacitorVintage RF tube-type induction heater manufactured by Eimac/Varian for industrial and laboratory heating applications. Benchtop unit mounted on rolling cart with vacuum tube...
    46909
    SKU:
    46909
    Availability:
    Oversized item — please contact us for a freight shipping quote or to arrange local pickup.
    Weight:
    172.00 LBS
    Brand:
    Eimac (Varian)
    Model:
    2901
    Secondary Model:
    622 1623
    MPN:
    2901
    SKU:
    46909
    Type:
    Tube Induction Heater
    Condition:
    As-Is / For Parts or Not Working
    Seller Notes:
    Includes cart, Jennings JCS capacitor, 2x Electro Engineering Works 7959A transformers, Aerovox MFD 1445 capacitor
    Country/Region of Manufacture:
    United States
    Form Factor:
    Benchtop on Rolling Cart
    Included Components:
    Jennings Type JCS Capacitor (x1); Electro Engineering Works Type 7959A Transformer (x2); Aerovox MFD 1445
    Panel Meters:
    Amperes DC (0-8A), Volts DC (0-500V Weston), Milliamperes DC (0-100mA Weston)
    Panel Indicators:
    H.V. Ready, H.V. ON indicator lamps; Main Power ON/OFF toggle; OSC. Power indicator
    Application:
    RF tube-type induction heating, industrial and lab use
    Technology:
    Vacuum tube RF oscillator induction heater
    Era:
    Vintage / Mid-20th Century
    Compatible With:
    General induction heating applications; Eimac/Varian tube systems
    Condition Notes:
    Eimac 2901 tube induction heater sold AS-IS, for parts or repair. Not tested; no functionality guaranteed. Heavy surface rust/corrosion throughout. Includes cart, Jennings JCS capacitor, 2x EEW 7959A transformers, Aerovox 1445 capacitor.
    $900.00
    Was: $1,800.00
  • Gast 0211-103A-G8C oil-less vacuum pump — front-left view showing pump head with dual sight glass jars and GE motor Gast 0211-103A-G8C vacuum pump — rear-right view showing motor end cap and rating plate label

    Gast 0211-103A-G8C Oil-Less Vacuum Pump 1/6 HP 115V GE 5KH32EG550A Motor

    Gast

    $135.00
    Was: $275.00
    Gast 0211-103A-G8C Oil-Less Vacuum Pump 1/6 HP 115V GE 5KH32EG550A MotorOil-less rotary vane vacuum pump driven by a 1/6 HP single-phase General Electric motor. Operates continuously at 1725 RPM and draws 4.4 A at 115V, 60 Hz.Specifications & What's...
    46943
    SKU:
    46943
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    25.00 LBS
    Brand:
    Gast
    Model:
    0211-103A-G8C
    MPN:
    0211-103A-G8C
    Type:
    Oil-Less Vacuum Pump
    SKU:
    46943
    Motor Brand:
    General Electric
    Motor Model:
    5KH32EG550A
    Horsepower:
    1/6 HP
    Voltage:
    115V
    Phase:
    Single Phase (Ph-1)
    Frequency:
    60 Hz
    Motor Speed:
    1725 RPM
    Amperage:
    4.4 A
    Insulation Class:
    Class A
    Ambient Temperature Rating:
    40°C
    Time Rating:
    Continuous
    Lubrication:
    Oil-Less
    Form Factor:
    Benchtop
    Country/Region of Manufacture:
    United States
    Condition:
    Used – Pulled from Working Environment
    Seller Notes:
    Includes two oil sight glass jars. Unit pulled from working environment; untested at our facility.
    Condition Notes:
    Gast 0211-103A-G8C oil-less vacuum pump pulled from a working environment; untested at our facility. Moderate cosmetic wear on motor and pump body. Both glass sight jars present and intact. Ports appear undamaged.
    $135.00
    Was: $275.00
  • Hanson Brothers 1000g mechanical spring scale – front three-quarter view showing dial face with 0–1000g range Hanson Brothers spring scale – right side view showing the gray painted cast housing with paint loss and surface rust

    Hanson Brothers 1000g Mechanical Spring Scale 1kg 2.2 LBS 2g Increments USA

    Hanson Brothers

    $40.00
    Was: $80.00
    Hanson Brothers 1000g Mechanical Spring Scale 1kg 2.2 LBS 2g Increments USAThis is a vintage Hanson Brothers Scale Co. mechanical spring scale with a 1000g (1 kg / 2.2 lb) capacity and 2-gram increments. Made in the USA by the Hanson Brothers Scale...
    46944
    SKU:
    46944
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    7.00 LBS
    Brand:
    Hanson Brothers Scale Co.
    Model:
    1000g Spring Scale
    Type:
    Mechanical Spring Scale
    SKU:
    46944
    Capacity:
    1000g / 1 kg / 2.2 lbs
    Increment / Resolution:
    2g
    Scale Type:
    Analog Dial Spring Scale
    Display Type:
    Analog Dial
    Measurement System:
    Metric (grams) and Imperial (lbs)
    Country/Region of Manufacture:
    United States
    Manufacturer Location:
    Chicago, Illinois, USA
    Form Factor:
    Benchtop / Countertop
    Power Requirements:
    None – mechanical, no power required
    Condition:
    Used – In Working Condition
    Seller Notes:
    Vintage Hanson Brothers Scale Co. Chicago unit in working condition. Scale only — no accessories.
    Condition Notes:
    Hanson Brothers 1000g mechanical spring scale in working condition. Significant cosmetic wear: heavy paint loss and surface rust on the top platform and housing throughout. Dial face is intact and readable. Vintage piece — cosmetic wear expected.
    $40.00
    Was: $80.00
  • United Scientific 10844 Microtrace EDS spectrometer — front view showing blue cylindrical detector housing and linear positioning stage base United Scientific 10844 Microtrace EDS spectrometer — three-quarter view showing full assembly with detector housing, probe, and cable

    United Scientific 10844 Microtrace Energy Dispersive X-Ray Spectrometer EDS

    United Scientific

    $350.00
    Was: $700.00
    United Scientific 10844 Microtrace Energy Dispersive X-Ray Spectrometer EDSEnergy Dispersive X-Ray (EDX/EDS) spectrometer for elemental analysis and X-ray fluorescence detection. This benchtop/portable probe assembly identifies elemental composition in...
    47127
    SKU:
    47127
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    19.00 LBS
    Brand:
    United Scientific
    Model:
    10844
    MPN:
    10844
    Type:
    Energy Dispersive X-Ray Spectrometer (EDS)
    SKU:
    47127
    Manufacturer Division:
    Nuclear Semiconductor, Division of United Scientific Corp
    Country/Region of Manufacture:
    United States
    Application / Use Case:
    Elemental analysis, X-ray fluorescence detection
    Detector Type:
    Energy Dispersive X-Ray (EDS/EDX)
    Form Factor:
    Benchtop / Portable Probe Assembly
    Connector Type:
    DB-15 (15-pin D-sub) cable connector
    Includes:
    Detector probe assembly, linear positioning stage, cable
    Condition:
    Used – Pulled from Working Environment
    Seller Notes:
    Includes detector probe with cable and linear positioning stage base
    Condition Notes:
    United Scientific 10844 Microtrace EDS spectrometer inspected and in good used condition. Pulled from a working environment. Includes detector probe, positioning stage, and DB-15 cable. Please view photos and contact us with questions.
    $350.00
    Was: $700.00
  • Balsbaugh 900-18M Series 900 meter controller front panel showing analog meter, Function knob, Set-Point knob, and indicator lights Balsbaugh 900-18M rear view showing dark gray housing, circular probe connector port, and attached AC power cord

    Balsbaugh 900-18M Automatic Temperature Compensation Meter Controller Series 900

    Balsbaugh

    $85.00
    Was: $175.00
    Balsbaugh 900-18M Automatic Temperature Compensation Meter Controller Series 900The Balsbaugh 900-18M is a benchtop resistivity meter controller from the Series 900 line, designed to measure water or solution resistivity in Megohm-CM with automatic...
    47164
    SKU:
    47164
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    7.00 LBS
    Brand:
    Balsbaugh
    Model:
    900-18M
    MPN:
    900-18M
    Type:
    Automatic Temperature Compensation Meter Controller
    Series:
    Series 900
    Measurement Type:
    Resistivity (Megohm-CM at 25°C)
    Measurement Range:
    0–18 Megohm-CM (dual scale: 0–1.8 and 0–18)
    Temperature Compensation:
    Automatic
    Compatible Cell:
    900-.01T Cell (.01 Constant)
    Function Switch Positions:
    RD, GR, BL, CHK, OFF
    Set-Point Range:
    0–18 (adjustable via front-panel knob)
    Alarm Indicators:
    Below Setting, Above Setting (illuminated indicators)
    Probe / Cell Connector:
    Circular multi-pin locking connector (rear panel)
    Power Connection:
    AC power cord (standard 3-prong plug)
    Form Factor:
    Benchtop
    Display:
    Analog meter movement
    Probe Included:
    No — probe not included
    SKU:
    47164
    Condition:
    Used – Powers On; probe required for full testing
    Seller Notes:
    No probe included. Requires 900-.01T cell (.01 constant) for operation.
    Country/Region of Manufacture:
    United States
    Condition Notes:
    Balsbaugh 900-18M Temp Compensation Meter Controller powers on and lights up. Cannot be fully tested without a probe (900-.01T cell required, not included). Light cosmetic wear. No probe included.
    $85.00
    Was: $175.00
  • Electro-Optical Services 9337 Gated ICID Camera Controller — front panel showing ON/OFF toggle, MODE selector (CW/Auto/Ext/Int), RANGE selector (Lo/Med/Hi), gain dial (Min/Max), and Ext Trigger toggle Electro-Optical Services 9337 rear panel showing DB-15 Camera connector, DB-9 Power connector, and four BNC connectors labeled Ext Gate, Gate Mon, Video Out, and Ext Trig

    Electro-Optical Services 9337 Gated ICID Camera Controller Intensified CID

    Electro-Optical

    $325.00
    Was: $650.00
    Electro-Optical Services 9337 Gated ICID Camera Controller Intensified CIDBenchtop controller for gated Intensified Charge Injection Device (ICID) cameras. Provides gating, trigger, and video signal control for scientific imaging applications requiring...
    47177
    SKU:
    47177
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    5.00 LBS
    Brand:
    Electro-Optical Services
    Model:
    9337
    MPN:
    9337
    Type:
    Gated ICID Camera Controller
    SKU:
    47177
    Condition:
    Used – Pulled from Working Environment
    Seller Notes:
    Unit only — no accessories included beyond what is shown in photos.
    Country/Region of Manufacture:
    United States
    Form Factor:
    Benchtop / Desktop
    Camera Interface:
    DB-15 (Camera), DB-9 (Power)
    Gate Interface:
    BNC (Ext Gate, Gate Mon)
    Video Output:
    BNC (Video Out, Video Mon)
    Trigger Interface:
    BNC (Ext Trig)
    Operating Mode:
    CW, Auto, Ext, Int
    Trigger Type:
    Internal / External
    Gain Range:
    Lo, Med, Hi (rotary selector)
    Application:
    Intensified Charge Injection Device (ICID) Camera Gating
    Compatible With:
    Intensified CID cameras; gated scientific imaging systems
    Condition Notes:
    Electro-Optical Services 9337 Gated ICID Camera Controller. Inspected, pulled from a working environment where it was in active use. Good used condition; light surface wear and age-related yellowing.
    $325.00
    Was: $650.00