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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Orion 910725 perpHect pH 7 Buffer Solution 55350-12 Box of 25 Packets NOS
Orion
$45.00Was: $90.00Orion 910725 perpHect pH 7 Buffer Solution 55350-12 Box of 25 Packets NOSThis is a factory-sealed box of 25 individual perpHect pH 7 buffer solution packets from Orion (Thermo Scientific Orion), sold under Orion Catalog No. 910725 and Cole-Parmer part...46248- SKU:
- 46248
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 1.00 LBS
- Brand:
- Orion
- Model:
- 910725
- MPN:
- 910725
- Secondary Model:
- 55350-12
- SKU:
- 46248
- Type:
- pH Buffer Solution
- pH Value:
- 7.00
- Accuracy:
- pH 7.00 ± 0.01 @ 25°C
- Quantity:
- Box of 25 packets
- Certification:
- ORION Certified, NIST Standard Reference Material traceable
- Application:
- pH meter calibration
- Storage:
- Store at room temperature
- Caution:
- Do not ingest. Flush with water if contact occurs.
- Compatible With:
- pH meters requiring pH 7 calibration buffer
- Distributor Part Number:
- Cole-Parmer 55350-12
- Condition:
- New Old Stock — new and unused
- Country/Region of Manufacture:
- United States
- Seller Notes:
- Box of 25 pH 7 buffer packets, new and unused. May be outside original outer packaging.
- Condition Notes:
- Orion 910725 perpHect pH 7 Buffer Solution, box of 25 packets. New and unused, New Old Stock from warehouse storage. Outer packaging may show minor shelf wear. Packets are intact and unused.
$45.00Was: $90.00 -
Directed Energy L25T-PI CO2 Laser Tube 30W Max Continuous Pulsed Class IV 1989
Directed Energy
$250.00Was: $500.00Directed Energy L25T-PI CO2 Laser Tube 30W Max Continuous Pulsed Class IV 1989CO2 laser tube rated for 30W maximum output in continuous and pulsed operating modes. Class IV laser medium contains carbon dioxide gas and features standard industrial...46270- SKU:
- 46270
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 8.00 LBS
- Brand:
- Directed Energy
- Model:
- L25T-PI
- MPN:
- L25T-PI
- Type:
- CO2 Laser Tube
- SKU:
- 46270
- Laser Class:
- Class IV
- Laser Medium:
- CO2 (Carbon Dioxide)
- Max Output Power:
- 30W
- Manufacture Date:
- December 1989
- Dimensions:
- 21" x 3" x 3"
- Connector Types:
- BNC, multi-pin circular connector, SMA-style optic ports
- Condition:
- As-Is / For Parts or Not Working
- Seller Notes:
- Sold as-is; cannot be tested without matching power supply
- Country/Region of Manufacture:
- United States
- Application:
- Industrial, Scientific, Research, Laser Processing
- Condition Notes:
- Directed Energy L25T-PI CO2 laser tube. Visually inspected, good physical condition. Cannot be tested — no matching power supply available. Sold as-is for parts or repair, no functionality guarantee. Contact us with questions.
$250.00Was: $500.00 -
Edmund Scientific 40041 Enhanced Aluminum Mirror 400-2000nm 76x102mm 4-6λ
Edmund Scientific
$80.00Was: $150.00Edmund Scientific 40041 Enhanced Aluminum Mirror 400-2000nm 76x102mm 4-6λFlat mirror with enhanced aluminum coating designed for broadband reflection across the visible through near-infrared spectrum. Suitable for optical laboratory setups, laser beam...46324- SKU:
- 46324
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 0.90 LBS
- Brand:
- Edmund Scientific
- Model:
- 40041
- MPN:
- 40041
- Type:
- Enhanced Aluminum Flat Mirror
- SKU:
- 46324
- Wavelength Range:
- 400–2000 nm
- Surface Accuracy:
- 4–6λ per inch
- Dimensions:
- 76 x 102 mm
- Thickness:
- 6.00 mm
- Substrate Material:
- Soda Lime Float Glass
- Coating:
- Enhanced Aluminum
- Average Reflectance:
- Ravg >95% @ 450–650 nm
- Form Factor:
- Rectangular Flat Mirror
- Application:
- Optical Lab, Laser Beam Steering, Broadband Reflection
- Condition:
- New Old Stock – Unused, out of original packaging
- Seller Notes:
- Mirror only; stored in warehouse, considered New Old Stock
- Country/Region of Manufacture:
- United States
- Condition Notes:
- Edmund Scientific 40041 enhanced aluminum mirror is new and unused — New Old Stock. May be out of original packaging but the mirror is unused. Reflective surface appears clean. Please contact us with any questions.
$80.00Was: $150.00 -
Kramer Scientific 150H Universal Fiber Optic Microscope Illuminator Lamp Power
Kramer Scientific
$75.00Was: $150.00Kramer Scientific 150H Universal Fiber Optic Microscope Illuminator Lamp Power SupplyBenchtop power supply unit for fiber optic microscope illumination systems. Supplies regulated power to 64634 lamp bulbs and controls light intensity via rotary dial...46362- SKU:
- 46362
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 17.00 LBS
- Brand:
- Kramer Scientific
- Model:
- 150H
- MPN:
- 150H
- Type:
- Fiber Optic Microscope Lamp Power Supply / Illuminator
- SKU:
- 46362
- Condition:
- Used – Inspected and Tested
- Seller Notes:
- Unit only — no fiber optic cable or lamp bulb confirmed included
- Country/Region of Manufacture:
- United States
- Form Factor:
- Benchtop
- Port / Output Diameter:
- 15mm
- Intensity Control:
- Rotary dial, 0–3 stepped positions
- Power Switch:
- EIN toggle switch with red indicator lamp
- Bulb Number:
- 64634
- Application:
- Fiber optic illumination for stereo and compound microscopes
- Compatible With:
- 15mm fiber optic light guide / gooseneck accessories
- Manufacturer Address:
- Kramer Scientific Corp, 101 Cambridge St, Burlington MA 01803
- Condition Notes:
- Kramer Scientific 150H fiber optic microscope lamp power supply. Tested at our facility — lamp powers on, unit in good working order. Light scuffing and lab wear on front panel. EIN switch and intensity knob intact. 15mm port clear.
$75.00Was: $150.00 -
Melles Griot 05-CRF-220-1 30W CO2 Laser Tube Class IV BNC Coax Water-Cooled 1991
Melles Griot
$275.00Was: $550.00Melles Griot 05-CRF-220-1 30W CO2 Laser Tube Class IV BNC Coax Water-Cooled 1991This is a used 30W CO2 laser tube from Melles Griot, a Class IV continuous and pulsed laser operating at 10.6 µm wavelength. The tube requires water cooling and connects via...46404- SKU:
- 46404
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 7.00 LBS
- Brand:
- Melles Griot
- Model:
- 05-CRF-220-1
- MPN:
- 05-CRF-220-1
- SKU:
- 46404
- Type:
- CO2 Laser Tube
- Output Power:
- 30W Max
- Laser Medium:
- CO2
- Laser Class:
- Class IV
- Wavelength:
- 10.6 µm (nominal CO2)
- Cooling Method:
- Water-Cooled
- Coolant Ports:
- Copper tubing, IN and OUT labeled
- Connector Type:
- BNC Coaxial
- Output End:
- Circular aperture with shutter labeled OPEN
- Rear Connector:
- 4-pin circular (Lemo-style) electrical connector
- Manufacture Date:
- January 1991
- Country/Region of Manufacture:
- United States
- Form Factor:
- Cylindrical Tube
- Condition:
- Used – Pulled from Working Environment
- Seller Notes:
- Includes attached BNC coax cable and copper water cooling lines
- Condition Notes:
- Melles Griot 05-CRF-220-1 30W CO2 laser tube pulled from a working environment but not powered or tested at our facility. Cosmetically good; cooling lines, BNC coax, and rear connector intact. Sold as-is untested.
$275.00Was: $550.00 -
Volpi Intralux 6000 Fiber Optic Light Source 115V 21V 150W Microscope
Volpi
$165.00Was: $325.00Volpi Intralux 6000 Fiber Optic Light Source 115V 21V 150W Microscope IlluminatorBenchtop fiber optic illumination system designed for microscopy applications. Delivers cold light through fiber optic cables to microscope objectives, eliminating heat at...46445- SKU:
- 46445
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 16.00 LBS
- Brand:
- Volpi
- Model:
- Intralux 6000
- MPN:
- Intralux 6000
- Type:
- Fiber Optic Microscope Light Source
- SKU:
- 46445
- Condition:
- Used – Inspected
- Seller Notes:
- Includes 21V 150W reflector lamp. Lamp cover missing; knob does not reach full OFF.
- Country/Region of Manufacture:
- Switzerland
- Form Factor:
- Benchtop
- Power Requirements:
- 115V AC
- Lamp Type:
- 21V 150W Reflector Lamp
- Ferrule Diameter:
- 14.9 mm (0.586 in)
- Light Output Control:
- Variable via mechanical shades, adjustable to zero
- Application:
- Fiber Optic Microscope Illumination
- Compatible With:
- Fiber optic light guides with 14.9mm ferrule
- Illumination Type:
- Fiber Optic / Cold Light
- Number of Fiber Ports:
- 2 (dual output ports visible on top)
- Condition Notes:
- Volpi Intralux 6000 fiber optic light source. Lamp cover missing. Lamp present and illuminates. Control knob functional but does not reach full OFF — use front power switch to shut off. General use wear on chassis.
$165.00Was: $325.00 -
Binocular Microscope Head Block Adjustable Eyepieces IPD Scale Wafer Prober
Binocular
$100.00Was: $200.00Binocular Microscope Head Block Adjustable Eyepieces IPD Scale Wafer ProberBinocular microscope head block assembly designed for semiconductor wafer inspection and probing applications. Features two adjustable eyepiece tubes with interpupillary distance...46495- SKU:
- 46495
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 5.00 LBS
- Brand:
- Unbranded
- Model:
- Binocular Microscope Head Block
- Type:
- Binocular Microscope Head Block
- SKU:
- 46495
- Condition:
- Used – Pulled from Working Environment
- Head Type:
- Binocular
- IPD Range:
- 68–73 mm
- Eyepiece Ports:
- 2 adjustable eyepiece tubes
- Additional Port:
- 1 swivel/photo port with beamsplitter prism
- Beamsplitter:
- Internal prism beamsplitter, swivel-adjustable
- Body Finish:
- Matte black cast body
- Compatible With:
- Rucker & Kolls 682 Semi-Auto Wafer Prober
- Application:
- Semiconductor wafer probing, inspection microscopy
- Seller Notes:
- Head block only; no eyepieces included. Pulled from R&K 682 wafer prober.
- Form Factor:
- Benchtop / Component
- Condition Notes:
- Used binocular microscope head block pulled from a working Rucker & Kolls 682 wafer prober. Inspected and in good condition. Light surface wear; optics and swivel port intact. Please view photos and contact us with questions.
$100.00Was: $200.00 -
Steel Resistance Heating Block 115V AC 10x10x2.75in Octagonal 9/16 Option Holes
Heating
$135.00Was: $275.00Steel Resistance Heating Block 115V AC 10x10x2.75in Octagonal 9/16 Option HolesThis is a steel resistance heating block designed to provide localized heat for industrial and laboratory applications. The unit operates on standard 115V AC power and heats...46587- SKU:
- 46587
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 73.00 LBS
- Brand:
- Unbranded
- Model:
- Steel Resistance Heating Block
- Type:
- Resistance Heating Block / Heated Platen
- SKU:
- 46587
- Voltage:
- 115V AC
- Power Type:
- Electric Resistance
- Body Shape:
- Octagonal
- Dimensions:
- 10 x 10 x 2.75 in
- Option Hole Size:
- 9/16 in
- Handle Type:
- Side handles (wood/rod style)
- Material:
- Steel
- Condition:
- Used – Confirmed heats up
- Seller Notes:
- Includes attached power cord with standard 2-pin plug
- Condition Notes:
- This steel resistance heating block is used and confirmed to heat up. Shows normal surface oxidation and light rust on handles consistent with prior use. Block body is solid with no visible cracks. Includes attached power cord.
$135.00Was: $275.00