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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Buchi R-215 Rotavapor with V-850 Vacuum Controller B-491 Heating Bath
Buchi
$2,400.00Was: $4,800.00Buchi R-215 Rotavapor with V-850 Vacuum Controller B-491 Heating BathThe Buchi R-215 Rotavapor is a benchtop rotary evaporator used in chemical, pharmaceutical, and research laboratories for the gentle evaporation and concentration of solvents under...52769- SKU:
- 52769
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 50.00 LBS
- Brand:
- Buchi
- Model:
- R-215
- MPN:
- R-215
- Type:
- Rotary Evaporator System
- SKU:
- 52769
- Included Components:
- R-215 Rotavapor, V-850 Vacuum Controller, B-491 Heating Bath
- Seller Notes:
- Includes R-215 Rotavapor, V-850 Vacuum Controller, B-491 Heating Bath. Vacuum pump not included.
- Country/Region of Manufacture:
- Switzerland
- Form Factor:
- Benchtop / Floor Stand
- Power Requirements:
- 100–240V, 50/60Hz, max 60W
- Connection Type:
- 3-pole (P, N, E) via power cord
- Fuse Rating:
- T 6.3A L 250V
- Rotation Speed Range:
- 20–280 rpm
- Flask Size Compatibility:
- 50–4000 mL
- Max Flask Content:
- 3 kg
- Display:
- Rotation speed and vapor temperature
- Glass Assembly Types:
- A, V, C, S, E, CR, BY
- Heating Bath Temperature Range:
- 0–180°C (B-491)
- Degree of Protection:
- IP21
- Installation Category:
- II
- Pollution Degree:
- 2
- Rear Ports:
- Vap./Chill Sensor (DIN), Vacuum Pump (RJ), Compress. (RJ), IEC AC inlet
- USB Interface:
- USB Type-B (rear panel, V-850)
- Condition:
- Used – Rotavapor and heating bath tested functional; vacuum controller powers on
- Condition Notes:
- Buchi R-215 Rotavapor tested functional — rotation and RPM control work normally. B-491 Heating Bath powers on and heats. V-850 Vacuum Controller powers on; not fully tested (vacuum pump not included). Vacuum pump not included.
$2,400.00Was: $4,800.00 -
Tate CCN1250 ConCore 1250 Raised Access Floor Tile w/ Outlet Box 24x24
Tate
$130.00Was: $250.00Tate CCN1250 ConCore 1250 Raised Access Floor Tile w/ Outlet Box 24x24The Tate CCN1250 is a 24x24 inch raised access floor tile from Tate's ConCore 1250 series, built with an all-steel welded shell filled with a cementitious core material. It includes an...52757- SKU:
- 52757
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 40.00 LBS
- Brand:
- Tate
- Model:
- CCN1250
- MPN:
- CCN1250
- Secondary Model:
- ConCore 1250
- Type:
- Raised Access Floor Tile with Outlet Box
- SKU:
- 52757
- Seller Notes:
- Includes integrated outlet box (Servicenter P/N 555001-9307)
- Country/Region of Manufacture:
- United States
- Tile Dimensions:
- 24 x 24 x 1.5 inches
- Panel Weight:
- 8 lbs/ft² bare
- Construction:
- All-steel welded, cementitious core fill
- Finish:
- Epoxy paint (corrosion resistant)
- Fire Rating:
- Class A flame spread; non-combustible
- Enclosure Outer Dimensions:
- 11.25 x 11.25 x 5 inches
- Enclosure Inner Dimensions:
- 8.5 W x 10 L x 3.5 D inches
- Outlet Box Cubic Inch Content:
- 85 cubic inches
- Outlet Box Part Number:
- 555001-9307
- Outlet Box Manufacturer:
- Communication Integrators, Inc.
- Outlet Box Description:
- Servicenter Outlet Box
- UL Listing:
- UL Listed — Outlet Boxes for Access Floors, File E106951
- UL Listing Category:
- 23E6 — For Access Floors Only
- Application:
- Data centers, clean rooms, IT environments, offices
- Condition:
- Used – Pulled from Working Environment
- Compatible With:
- Tate raised access floor systems
- Condition Notes:
- Tate CCN1250 ConCore 1250 raised access floor tile with outlet box pulled from a lab. Shows scuffs and scrapes from use; tile condition may vary from photos. Outlet box enclosure intact. Contact us with questions.
$130.00Was: $250.00 -
Brandtech Macro Cuvette 2.5-4.5ml Polystyrene w/ Caps 12x12x45mm Lot of 1000
Brandtech
$175.00Was: $350.00Brandtech Macro Cuvette 2.5-4.5ml Polystyrene w/ Caps 12x12x45mm Lot of 1000This is a factory-new bulk lot of 1000 Brandtech polystyrene macro cuvettes, each supplied with its own stopper cap. The cuvettes feature a standard 10 mm (1 cm) path length and...52740- SKU:
- 52740
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 15.00 LBS
- Brand:
- Brandtech Scientific
- Model:
- Macro Cuvette 2.5-4.5ml Polystyrene
- Type:
- Disposable Macro Spectrophotometer Cuvette
- SKU:
- 52740
- Quantity:
- 1000 (10 boxes of 100)
- Material:
- Polystyrene (PS)
- Minimum Volume:
- 2.5 ml
- Maximum Volume (Capacity):
- 4.5 ml
- Recommended Working Volume:
- 3.3 ml
- Path Length:
- 10 mm (1 cm)
- Dimensions (Metric):
- 12 mm x 12 mm x 45 mm
- Wall Thickness:
- Approximately 1 mm
- Optical Windows:
- 2 clear sides, 2 frosted sides
- Cap / Stopper Included:
- Yes — one stopper cap per cuvette
- Disposable:
- Yes
- Application:
- UV-Vis spectrophotometry, colorimetry, absorbance
- Compatible With:
- Standard spectrophotometers with 10mm path cuvette holder
- Condition:
- New
- Seller Notes:
- Lot of 1000. Cuvettes in foam trays; caps in plastic bags.
- Condition Notes:
- New from manufacturer. Lot of 1000 Brandtech polystyrene macro cuvettes (10 boxes of 100). Cuvettes in foam trays; caps in plastic bags. All unused and factory-fresh.
$175.00Was: $350.00 -
Fluoroware E124-60 150mm 6in Silicon Wafer Case Box Robox A182-60MU Cassette
Fluoroware
$75.00Was: $150.00Fluoroware E124-60 150mm 6in Silicon Wafer Case Box Robox A182-60MU CassetteThe Fluoroware E124-60 is a hard-shell polypropylene wafer transport and storage case designed for 150mm (6-inch) silicon wafers. This listing includes the yellow E124-60 outer...52722- SKU:
- 52722
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 4.00 LBS
- Brand:
- Fluoroware
- Model:
- E124-60
- MPN:
- E124-60
- Secondary Model:
- A182-60MU
- Type:
- Silicon Wafer Transport Case with Cassette
- SKU:
- 52722
- Wafer Size:
- 150mm / 6 inch
- Cassette Part Number:
- A182-60MU
- Cassette Type:
- No-Latch Robox Wafer Cassette
- Material:
- Polypropylene (yellow outer case, natural/white insert)
- Application / Use Case:
- Semiconductor wafer transport and storage
- Compatible Wafer Size:
- 150mm (6 inch) silicon wafers
- Condition:
- Used – Pulled from Working Environment
- Seller Notes:
- Includes E124-60 outer case and A182-60MU no-latch cassette insert
- Country/Region of Manufacture:
- United States
- Condition Notes:
- Fluoroware E124-60 wafer case inspected and in good used condition. Pulled from a working semiconductor environment. Minor surface marks from normal use. Yellow outer case intact, no cracks. A182-60MU cassette insert included.
$75.00Was: $150.00 -
MD Pneumatics 11-3202.5 Belt Drive Vacuum Pump 1HP 115/230V Robbins Myers Motor
MD Pneumatic
$1,167.00Was: $3,000.00MD Pneumatics 11-3202.5 Belt Drive Vacuum Pump 1HP 115/230V Robbins Myers Motor Belt-driven vacuum pump and blower with 1HP Robbins & Myers motor. Operates on 115/230V AC single-phase power and is mounted on a steel stand frame for stationary industrial...52624- SKU:
- 52624
- Availability:
- Usually ships within 1-2 business days via freight or local pickup due to size and weight.
- Weight:
- 160.00 LBS
- Brand:
- MD Pneumatics
- Model:
- 11-3202.5
- MPN:
- 11-3202.5
- Type:
- Belt Drive Vacuum Pump / Blower
- SKU:
- 52624
- Seller Notes:
- Includes Robbins & Myers 1HP motor and steel stand frame
- Country/Region of Manufacture:
- United States
- Manufacturer Location:
- M D Pneumatics Inc, Springfield, MO
- Motor Brand:
- Robbins & Myers
- Motor Power:
- 1 HP
- Voltage:
- 115/230V AC
- Current Rating:
- 12.8A / 6.4A
- Drive Type:
- Belt Drive
- Form Factor:
- Base/Stand Mounted
- Dimensions:
- 19" x 12.5" x 22" H
- Condition:
- Used – Inspected and Tested
- Application / Use Case:
- Industrial vacuum and pressure applications, blower service
- Review Status:
- Auto-Approved (needs review) 2026-07-04
- Condition Notes:
- MD Pneumatics 11-3202.5 belt drive vacuum pump has been tested and is in working order. Pump will need maintenance to reach manufacturer specs. Heavy cosmetic wear from industrial use. Requires freight shipping or local pickup.
$1,167.00Was: $3,000.00 -
VWR 89004-364 Centrifuge Tubes 50mL Presterilized Polypropylene 50/Bag
VWR
$30.00Was: $60.00VWR 89004-364 Centrifuge Tubes 50mL Presterilized Polypropylene 50/Bag The VWR 89004-364 is a bulk-packed set of 50 presterilized, disposable 50mL conical centrifuge tubes made from polypropylene with flat high-density polyethylene screw caps. The...52606- SKU:
- 52606
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 5.00 LBS
- Brand:
- VWR
- Model:
- 89004-364
- MPN:
- 89004-364
- VWR European Cat. No.:
- 525-0216
- SKU:
- 52606
- Condition:
- New – Old Stock (expiration date may apply)
- Seller Notes:
- 50 presterilized 50mL centrifuge tubes in original bulk bag
- Country of Manufacture:
- USA
- Form Factor:
- Disposable / Consumable
- Material:
- Polypropylene (tube); High Density Polyethylene (cap)
- Volume / Capacity:
- 50 mL
- Cap Color:
- Purple
- Tube Color:
- Natural (translucent)
- Graduation Markings:
- Black graduations
- Sterility:
- Presterilized
- Quantity per Package:
- 50 tubes per bag
- Packaging:
- Bulk packed bag
- Application / Use Case:
- Centrifugation, sample storage, cell culture, clinical lab
- Expiration Date:
- 2019-19 (see label — may be expired; verify before use)
- Lot / Batch No.:
- 10316-642G
- Manufactured By:
- VWR International, LLC, Radnor, PA 19087 by Labcon North America
- Condition Notes:
- These VWR 89004-364 50mL Presterilized Centrifuge Tubes are new from the manufacturer but are being sold as open-box/new old stock. The bag label shows an expiration date of 2019 — these tubes may be past their stated expiration date.
$30.00Was: $60.00 -
Eppley Laboratory 8-48 Black White Pyranometer Diffuse Radiometer 295-2800nm
Eppley Laboratory
$600.00Was: $1,200.00Eppley Laboratory 8-48 Black White Pyranometer Diffuse Radiometer 295-2800nmThe Eppley Laboratory Model 8-48 is a Black & White Pyranometer designed for measuring diffuse (scattered sky) solar radiation. It uses a thermopile detector with alternating...52455- SKU:
- 52455
- Availability:
- Usually ships within 1–2 business days.
- Weight:
- 5.00 LBS
- Brand:
- Eppley Laboratory
- Model:
- 8-48
- MPN:
- 8-48
- Type:
- Black & White Pyranometer / Diffuse Radiometer
- SKU:
- 52455
- Application:
- Diffuse Solar Radiation Network Measurement
- Traceability:
- World Radiation Reference (WRR)
- Spectral Range:
- 295–2800 nm
- Output Signal:
- 0–10 mV analog
- Sensitivity:
- approx. 8 µV / W·m⁻²
- Impedance:
- approx. 350 Ω
- 95% Response Time:
- 30 seconds
- Zero Offset A:
- 1 W·m⁻²
- Zero Offset B:
- 2 W·m⁻²
- Non-Stability:
- 1%
- Non-Linearity:
- 1%
- Directional Response:
- 30 W·m⁻²
- Spectral Selectivity:
- 2%
- Temperature Response:
- 1.5% (-20°C to +40°C)
- Tilt Response:
- 3%
- Hourly Measurement Uncertainty:
- approx. 3–5%
- Daily Measurement Uncertainty:
- approx. 3%
- Connector Type:
- Multi-pin circular (instrument side); XLR-style (cable end)
- Includes:
- Pyranometer body with leveling bubble, output cable
- Form Factor:
- Benchtop / Standalone Field Instrument
- Country/Region of Manufacture:
- United States
- Condition:
- Used – Pulled from Working Environment
- Condition Notes:
- Eppley Laboratory 8-48 Black & White Pyranometer pulled from a working environment where it was in use. Inspected and in good used condition. Housing shows light field wear. Glass dome intact. Output cable included.
$600.00Was: $1,200.00 -
3M 7282 Easi-Air Inhalation Valve 7800S Full Facepiece Respirator Pack of 10
3M
$24.00Was: $50.003M 7282 Easi-Air Inhalation Valve 7800S Full Facepiece Respirator Pack of 10Replacement inhalation valve for 3M 7800S full facepiece respirators. The valve regulates airflow during inhalation in supplied-air respirator systems.Specifications & What's...52376- SKU:
- 52376
- Availability:
- Usually ships within 1-2 business days.
- Weight:
- 0.50 LBS
- Brand:
- 3M
- Model:
- 7282
- MPN:
- 34-7020-1062-9
- Secondary Model:
- 70-0700-9197-3
- Type:
- Respirator Inhalation Valve
- SKU:
- 52376
- Compatible With:
- 3M 7800S Full Facepiece Respirator Series
- Quantity per Pack:
- 10
- Valve Diameter:
- 34 mm (approximately 1.34 in)
- Country/Region of Manufacture:
- Japan
- NSN:
- NSN4240-01-248-2607
- Packaging:
- 10 per Card / 5 Cards per Pkg
- Seller Notes:
- Pack of 10 new inhalation valves pulled from a sealed bag of 5 packs.
- Condition:
- New
- Condition Notes:
- 3M 7282 Easi-Air Inhalation Valves, pack of 10. New, unused. Pulled from a sealed bag of 5 cards; outer bag open but valves are new and uninstalled. Please contact us with any questions.
$24.00Was: $50.00