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.

  • Silicon Quest International 4-inch polished silicon wafers in multiple clear plastic wafer carrier trays with one individual wafer displayed in foreground Three Silicon Quest International wafer carriers open showing wafers loaded in slots with green ACCEPT inspection labels visible on packaging

    Silicon Quest 4in 100mm N-Type Polished Silicon Wafers 525±25µm 320-480Ω·cm Qty

    Silicon Quest International

    $550.00
    Was: $1,100.00
    Silicon Quest 4in 100mm N-Type Polished Silicon Wafers 525±25µm 320-480Ω·cm Qty 50This lot consists of 50 Silicon Quest International (SQI) 4-inch (100mm) single-side polished N-Type silicon wafers, Part Number 03-08-007, Lot 4N0320-480PRM/FZ. The wafers...
    53135
    SKU:
    53135
    Availability:
    Usually ships within 1–2 business days.
    Weight:
    8.00 LBS
    Brand:
    Silicon Quest International
    Model:
    03-08-007
    MPN:
    03-08-007
    Type:
    Polished Silicon Wafer
    SKU:
    53135
    Quantity:
    50 wafers
    Diameter:
    4 inches (100mm)
    Thickness:
    525 ± 25 µm
    Resistivity:
    320 – 480 Ω·cm
    Dopant / Type:
    N-Type / Phosphorus (N/PHOS)
    Orientation:
    <1-0-0>
    Surface:
    DSP 1 Flat, 80/50 Surface
    Lot Number:
    4N0320-480PRM/FZ
    Condition:
    Used – Inspected and Pulled from Working Environment
    Seller Notes:
    Includes 50 wafers stored in three original wafer carrier trays
    Country/Region of Manufacture:
    United States
    Application / Use Case:
    Semiconductor fabrication, R&D, MEMS, photolithography
    Form Factor:
    4-inch (100mm) round wafer, 1 flat
    Condition Notes:
    Silicon Quest International 4in N-Type polished silicon wafers inspected and in good condition. Pulled from a working semiconductor environment. Stored in original carrier trays with labels and ACCEPT QC stamps intact.
    $550.00
    Was: $1,100.00
  • SEH America 100mm polished silicon wafers — four clear plastic wafer holder cassettes shown from above, two open with wafers visible SEH America 100mm silicon wafer lot — four wafer carrier cassettes with label barcodes visible, top-down view

    SEH America 100mm Polished Silicon Wafers N/PHOS 500-550μm 320-480 Ω-cm 1-1-1

    SEH America Inc.

    $500.00
    Was: $1,000.00
    SEH America 100mm Polished Silicon Wafers N/PHOS 500-550μm 320-480 Ω-cm 1-1-1 Qty 50Lot of 50 polished silicon wafers from SEH America. N-type phosphorus-doped material with 111 crystal orientation, supplied in two carriers of 25 wafers each...
    53134
    SKU:
    53134
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    6.00 LBS
    Brand:
    SEH America
    Model:
    SE001-1
    MPN:
    5700630-502
    Type:
    Polished Silicon Wafer
    SKU:
    53134
    Wafer Diameter:
    100mm (4 inch)
    Dopant Type:
    N-Type / Phosphorus (N/PHOS)
    Thickness:
    500-550 μm
    Resistivity:
    320-480 Ω-cm
    Crystal Orientation:
    <111>
    Quantity:
    50 wafers (2 carriers of 25 each)
    Buyer Spec:
    03-08-015 REV. A
    Lot Number:
    5700630-502
    Condition:
    Used – Inspected and Tested
    Country/Region of Manufacture:
    Japan
    Seller Notes:
    50 wafers total; 2 carriers of 25 each in clear plastic wafer holders
    Application / Use Case:
    Semiconductor fabrication, R&D, MEMS, epitaxy, device research
    Surface Finish:
    Polished (single or double side — per label)
    Vendor Code:
    SE
    Condition Notes:
    SEH America 100mm N/PHOS polished silicon wafers inspected and in good condition. Stored in original plastic wafer carriers (2x25). No visible chips or cracks. Pulled from a working semiconductor environment.
    $500.00
    Was: $1,000.00
  • SEH America 100mm polished silicon wafers – lot of 10 in plastic wafer carrier with one wafer displayed flat in foreground Close-up of 10 polished N/PHOS silicon wafers standing upright in clear plastic wafer carrier, showing dark reflective polished surfaces

    SEH America 100mm Polished Silicon Wafers N/PHOS 500-550μm 320-480Ω-cm 1-1-1 Qty

    SEH America Inc.

    $175.00
    Was: $350.00
    SEH America 100mm Polished Silicon Wafers N/PHOS 500-550μm 320-480Ω-cm 1-1-1 Qty 10This listing is for a lot of 10 SEH America 100mm (4-inch) polished silicon wafers, stored in a clear plastic wafer carrier. The wafers are N-type, phosphorus-doped...
    53133
    SKU:
    53133
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    2.00 LBS
    Brand:
    SEH America
    Model:
    100mm N/PHOS Polished Silicon Wafer
    MPN:
    4103-06-075 REV. R4
    Type:
    Polished Silicon Wafer
    SKU:
    53133
    Condition:
    Used – Pulled from Working Environment
    Seller Notes:
    Lot of 10 polished silicon wafers in plastic wafer carrier/holder
    Country/Region of Manufacture:
    Japan
    Wafer Diameter:
    100mm (4 inch)
    Wafer Type:
    N/PHOS (N-type, Phosphorus doped)
    Thickness:
    500-550 μm
    Resistivity:
    320-480 Ω-cm
    Crystal Orientation:
    <111>
    Dopant:
    Phosphorus (PHOS)
    Conductivity Type:
    N-Type
    Surface Finish:
    Polished
    Quantity:
    10
    Lot / Package:
    10 wafers in plastic wafer carrier
    Application:
    Semiconductor research, device fabrication, epitaxy
    Form Factor:
    150mm round wafer (4-inch)
    Condition Notes:
    SEH America 100mm N/PHOS polished silicon wafers, lot of 10. Inspected and in good condition; all wafers present in carrier. No visible chips or cracks. Pulled from a working semiconductor environment.
    $175.00
    Was: $350.00
  • MACOM 100mm polished silicon wafers — four wafer carrier boxes stacked, two open showing wafers, two closed with green inventory labels MACOM 100mm polished silicon wafers — four wafer carrier boxes with paper spec labels visible on lids, green barcoded inventory labels on sides

    MACOM 100mm Polished Silicon Wafers N-Type 1000 Ω-cm 14.5µm Thick Qty 25

    MACOM Semiconductor

    $600.00
    Was: $1,200.00
    MACOM 100mm Polished Silicon Wafers N-Type 1000 Ω-cm 14.5µm Thick Qty 25Lot of 25 polished silicon wafers used in semiconductor fabrication, research, and epitaxy applications. N-type conductivity with 1000 Ω-cm resistivity and 14.5 µm thickness...
    53132
    SKU:
    53132
    Availability:
    Usually ships within 1–2 business days.
    Weight:
    6.00 LBS
    Brand:
    MACOM
    Model:
    100mm Polished Silicon Wafer
    MPN:
    N/A
    Type:
    Polished Silicon Wafer
    SKU:
    53132
    Quantity:
    25 wafers
    Wafer Diameter:
    100mm (4 inch)
    Wafer Thickness:
    14.5 µm ±10%
    Resistivity:
    1000 Ω-cm
    Conductivity Type:
    N-Type / N+
    Surface Finish:
    Polished
    Material:
    Silicon (Si)
    Application:
    Semiconductor fabrication, R&D, epitaxy
    Storage:
    Stored in wafer carrier boxes
    Condition:
    Used – Inspected and Pulled from Working Environment
    Seller Notes:
    Lot of 25 wafers stored in wafer carrier containers
    Country/Region of Manufacture:
    United States
    Condition Notes:
    These MACOM 100mm polished N-type silicon wafers (lot of 25) have been inspected and appear to be in good condition, stored in wafer carrier boxes. Minor handling marks typical of used wafers may be present.
    $600.00
    Was: $1,200.00
  • Siltronic 100mm FZ silicon wafers – four plastic carrier boxes shown from above with yellow Siltronic lot labels visible Two Siltronic wafer carriers side by side showing yellow lot labels reading Wacker Siltronic AG FZ214N Z300 OHNCM

    Siltronic 100mm FZ Silicon Wafer N-Type 1-1-1 525±20μm 1725-2875Ω·cm Lot of 50

    Siltronic AG

    $1,800.00
    Was: $3,600.00
    Siltronic 100mm FZ Silicon Wafer N-Type 1-1-1 525±20μm 1725-2875Ω·cm Lot of 50This listing is for a lot of 50 Siltronic AG 100mm float-zone (FZ) polished silicon wafers, N-type conductivity, (111) crystal orientation, phosphorus-doped. The wafers are...
    53131
    SKU:
    53131
    Availability:
    Usually ships within 1–2 business days.
    Weight:
    6.00 LBS
    Brand:
    Siltronic AG
    Model:
    FZ214N Z300 OHNCM
    MPN:
    FZ214N Z300 OHNCM
    SKU:
    53131
    Type:
    Polished Silicon Wafer
    Wafer Grade:
    Semiconductor Grade
    Crystal Growth Method:
    Float Zone (FZ)
    Diameter:
    100mm (4 inch)
    Thickness:
    525 ± 20 μm
    Orientation:
    (111) / 1-1-1
    Conductivity Type:
    N-Type
    Dopant:
    Phosphorus (PH)
    Resistivity:
    1725–2875 Ω·cm
    Surface Finish:
    Polished One Side (SSP)
    Quantity in Lot:
    50 wafers
    Packaging:
    Original plastic wafer carriers (4 boxes visible)
    Condition:
    New – Never Used, Inspected
    Country/Region of Manufacture:
    Germany
    Seller Notes:
    50 wafers in original carriers; never used; sourced from a closed semiconductor lab
    Condition Notes:
    Siltronic 100mm FZ silicon wafers — never used. Sourced from a semiconductor lab that closed 10+ years ago. Wafers remain in original carriers with Siltronic lot labels intact. Inspected and in good condition.
    $1,800.00
    Was: $3,600.00
  • Siltronic AG 100mm FZ polished silicon wafers — two plastic wafer cassettes with one wafer removed and placed in front, showing dark mirror-like polished surface Siltronic AG wafer cassette label showing Diameter 100mm, Orientation 1-0-0, Crystal FZ, Thickness 525±25µm, Resistivity 320-480 Ω·cm, customer spec MOP00002 REV A1, part 03-08-007 REV A, lot R2HTD, quantity 25

    Siltronic AG 100mm FZ Polished Silicon Wafer 525±25µm 320-480Ω·cm <100> Lot of 6

    Siltronic AG

    $275.00
    Was: $550.00
    Siltronic AG 100mm FZ Polished Silicon Wafer 525±25µm 320-480Ω·cm <100> Lot of 6Float Zone polished silicon wafers for semiconductor research and device fabrication. These N-type phosphorus-doped wafers feature high resistivity and...
    53130
    SKU:
    53130
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    2.00 LBS
    Brand:
    Siltronic AG
    Model:
    MOP00002 REV A1
    MPN:
    03-08-007 REV A
    Type:
    Polished Float Zone (FZ) Silicon Wafer
    SKU:
    53130
    Diameter:
    100mm (4 inch)
    Thickness:
    525 ± 25 µm
    Crystal Growth Method:
    Float Zone (FZ)
    Orientation:
    <100>
    Resistivity:
    320–480 Ω·cm
    Dopant Type:
    N-type (Phosphorus)
    Surface Finish:
    Polished (CMP — Chemical Mechanical Polished)
    Quantity in Lot:
    6 wafers
    Lot Number:
    R2HTD
    Customer Spec Number:
    MOP00002 REV A1
    Customer Part Number:
    03-08-007 REV A
    Seller Notes:
    Lot of 6 wafers in original Siltronic slotted wafer carrier/cassette.
    Country/Region of Manufacture:
    Germany
    Application:
    Semiconductor R&D, photovoltaics, MEMS, RF devices, physics research
    Condition:
    Used – Inspected and in Good Condition
    Condition Notes:
    Lot of 6 Siltronic AG 100mm FZ polished silicon wafers. Inspected and in good condition. Stored in original slotted carrier cassette. Minor handling marks possible. Please view photos and contact us with any questions.
    $275.00
    Was: $550.00
  • Cytiva CB0010L10-34 Cellbag 10L single-use bioreactor bag sealed in original black light-protective outer packaging Cytiva Cellbag CB0010L10-34 product label showing part number, lot number, manufacturing and expiration dates, Bioclear 10 specs, and light-sensitive attention notice

    Cytiva CB0010L10-34 Cellbag 10L Single-Use Bioreactor Bag Bioclear 10 WAVE

    Cytiva

    $200.00
    Was: $400.00
    Cytiva CB0010L10-34 Cellbag 10L Single-Use Bioreactor Bag Bioclear 10 WAVEThe Cytiva CB0010L10-34 is a 10-liter single-use Cellbag bioreactor container constructed with Bioclear 10 film. It is presterilized and disposable, designed for rocking-motion...
    53116
    SKU:
    53116
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    5.00 LBS
    Brand:
    Cytiva
    Model:
    CB0010L10-34
    MPN:
    CB0010L10-34
    Type:
    Single-Use Bioreactor Bag
    SKU:
    53116
    Film Material:
    Bioclear 10
    Bag Volume:
    10 L
    Working Volume Range:
    0.5 to 5 Liters
    Sterility:
    Presterilized
    Single Use:
    Yes
    Pressure Range:
    0.05 - 0.1 bar
    Operating Temperature:
    10°C - 50°C
    Compatible With:
    ReadyToProcess WAVE Bioreactor systems
    Application:
    Cell culture, bioprocess development, cGMP manufacturing
    Expiration Date:
    January 06, 2025
    Manufacturing Date:
    January 06, 2023
    Lot Number:
    17812014
    Revision:
    Art
    Country/Region of Manufacture:
    USA
    Seller Notes:
    New in original sealed light-protective bag. From a closed local biotech lab.
    Condition:
    New – Factory Sealed
    Condition Notes:
    Cytiva CB0010L10-34 Cellbag 10L bioreactor bag is new in original sealed packaging. Mfg: Jan 6, 2023. Exp: Jan 6, 2025. Came from a closed local biotech lab. Never used.
    $200.00
    Was: $400.00