• Main Menu
    • Disciplines
      • SEM Supplies
      • TEM Supplies
      • SPM / AFM Supplies
      • Light Microscopy & Related Products
      • Materials Science Sample Preparation
      • Life Science Sample Preparation
    • Express Entry
    • Contact Us
    • International
    • Structure Probe
  • Welcome Guest Your Account
    • Log in
    • Forgot password?
    • Customer Info
    • Summary
    • Orders
    • Invoices
    • Quotes
    • Purchase History
    • Saved Carts
  • 0 Items $0.00
    • Your shopping cart is empty.
      Click here to continue shopping

SPI Supplies logo
  • Shop by Category
    • Tweezers
      • Locate by Tweezer Style #
    • Small Tools
      • Cleaving and Scribing Tools
      • Magnifiers, Eyepieces & Loupes
      • Mortar & Pestle Sets
      • Glass
      • Cutting Tools
      • Stereo 3D Imaging & Depth Measurement Products
      • Software
      • Thermometers
      • Sample Handling & Manipulation
      • Grid Punch
    • Vacuum Products and Pumps
      • Pumps
      • Fluids and Oils for Diffusion and Mechanical Pumps
      • Vacseal Products
      • Greases
      • Parts/Options
      • View Ports
    • SEM Mounts
    • Instruments
      • Kammrath & Weiss
      • Critical Point Dryer
      • Plasma Cleaners, Etchers and Ashers
      • Backscatter Detectors
      • Coaters
      • Ion Mill Accessories
      • Liquid Nitrogen Dewars
      • Stereo Microscopes
      • Scientech Balances
      • Centrifuge
      • Digital Cameras
      • Benchmark Products
      • Dry Baths
      • Hot Plates / Stirrers
      • Mixers
      • Shakers
      • Sterilizers
      • Ultrasonic Cleaners
    • TEM Grids
      • Copper Grids
      • Nickel Grids
      • Gold Grids
      • Molybdenum Grids
      • Membrane Window Grids
      • Quantifoil Holey Carbon Grids
      • Graphene Grids
      • Lift Out Grids
      • mPrep System
      • SMART Grids
      • Calibrated Asbestos Index Grids
      • K-kit
      • Beryllium Grids
      • Diamond Grids
      • EMicron Grids Grids
      • Palladium on Copper/Rhodium on Copper Grids
      • Gold Plated Copper Grids
      • Gold Plated Nickel Grids
      • Stainless Steel Grids
      • Diamond Mesh Grids
      • Index Grids
      • Aluminum Grids
      • Finder Index Grids
      • Titanium Grids
      • Nylon Grids
      • Ceramic Grids
      • Grid Handling Grippers
      • Grid Staining
      • Polymer Support Film Materials for TEM Grids
      • Fine Grid Mesh
      • Grids for SEM
    • Chemicals
      • Accelerators & Catalysts
      • LP Liquid Polymers
      • Additives & Plasticizers
      • Adhesion Promoters & Surfactants
      • Buffers
      • Solvents and Dehydrating Agents
      • Embedding Resins and Kits
      • Epoxy Monomers Embedding Resins
      • SPI-Chem Fixatives
      • Methacrylates
      • Hardeners
      • SPI Chem Stains
      • Molecular Sieves
    • Cleaning Supplies
      • Alconox Detergents
      • Solvents
      • Surfactants
      • Triton
      • Wipers/Swabs
      • Metal Polish
      • Dusters
      • Odor Neutralizers
    • Microscope Calibration
      • SEM
      • Calibrated Microspheres
      • Asbestos Standards
      • Stage Micrometers
      • TEM
      • Nanometer Calibration Standards
    • Specimen Storage
      • SEM Mount Storage
      • SPI-Dry Sample Preservers
      • Desiccating Cabinets
      • BEEM Grid Storage Boxes
      • Membrane Boxes
      • Storage Boxes, Holders & Mailers
      • SPI-Dry Specimen Storage Boxes
      • SPI Supplies Slide-A-Grid / Twist-A-Grid
    • Substrates
      • HOPG Highly Ordered Pyrolytic Graphite
      • Slides and Coverslips
      • Glassy Carbon (Vitreous) Plates
      • Indium-Tin-Oxide (ITO) Coated Slides & Coverslips
      • Muscovite Mica Substrates
      • AFM Stainless Steel Disks
      • Magnesium Oxide Substrates
      • Polymer Films
      • Silicon Wafers
      • Molybdenum Disulfide Substrates
      • Silicon Nitride Both Side Wafers
      • 2D Materials
      • Sapphire Substrate
    • General Lab
      • Lab Safety
      • Labware
      • Photography / Darkroom
      • Small Instruments / Equipment
      • Antistatic Products
      • Gloves
      • Wireless Monitoring System
      • Bench Top Lamps
    • Filtration
      • ANOPORE Inorganic Membranes
      • Filter Holders
      • SPI-Pore Silver Membrane Filters
      • Polycarbonate Membrane Filters
      • Anodic Aluminum Oxide Anisotropic Membrane Filters
      • Anodic Aluminum Oxide Isotropic Membrane Filters
      • MicroSieve Membranes
      • Gold-Coated Polycarbonate Membrane Filters
    • Maintenance
      • Apertures
      • Filaments
      • Scintillators
      • AFM Probes
    • Paints and Adhesives
      • Tapes/Sheets/Discs
      • Silver Paints/Pastes
      • Carbon Paints/Pastes
      • Cargille Immersion Oils & Refractive Index Fluids
      • Epoxies
      • Platinum Paint
      • Conductive Silver Epoxies
      • Other Adhesives
      • Replica Kit
      • Replicating Tape/Sheets
      • Metallography Supplies
    • New & Featured Items
    • Sale Items
      • Clearance
  • Disciplines
    • SEM Supplies
    • TEM Supplies
    • SPM / AFM Supplies
    • Light Microscopy & Related Products
    • Materials Science Sample Preparation
    • Life Science Sample Preparation
  • Express Entry
  • Contact Us
  • International
  • Structure Probe
           
          • Online Store
          • TEM Grids
          • Nickel Grids
          • Square Grids
          Square Grids
          Square Grids
          Click to enlarge

          Square Grids

          Items in Square Grids
          SPI Supplies Tab Snip-It Cut-Off Tweezer in Carbon Steel

          SPI Supplies Tab Snip-It Cut-Off Tweezer in Carbon Steel

          Item 01584-AB
          $61.37
          SPI Supplies Brand TEM Grids G50, 50 Mesh Nickel, 3.05 mm, Vial of 100

          SPI Supplies Brand TEM Grids G50, 50 Mesh Nickel, 3.05 mm, Vial of 100

          Item 2005N-XA
          $17.00
          SPI Supplies Brand TEM Grids G100, 100 Mesh Nickel, 3.05 mm, Vial of 100

          SPI Supplies Brand TEM Grids G100, 100 Mesh Nickel, 3.05 mm, Vial of 100

          Item 2010N-XA
          $40.62
          SPI Supplies Brand TEM Grids G200, 200 Mesh Nickel, 3.05 mm, Vial of 100

          SPI Supplies Brand TEM Grids G200, 200 Mesh Nickel, 3.05 mm, Vial of 100

          Item 2020N-XA
          $42.84
          SPI Supplies Brand TEM Grids G300, 300 Mesh Nickel, 3.05 mm, Vial of 100

          SPI Supplies Brand TEM Grids G300, 300 Mesh Nickel, 3.05 mm, Vial of 100

          Item 2030N-XA
          $42.84
          SPI Supplies Brand TEM Grids G400, 400 Mesh Nickel, 3.05 mm, Vial of 100

          SPI Supplies Brand TEM Grids G400, 400 Mesh Nickel, 3.05 mm, Vial of 100

          Item 2040N-XA
          $43.15
          SPI Supplies Brand TEM Grids G600TT, 600 Mesh Thin-Thick, Nickel, 3.05 mm, Vial of 100

          SPI Supplies Brand TEM Grids G600TT, 600 Mesh Thin-Thick, Nickel, 3.05 mm, Vial of 100

          Item 2060N-XA
          $24.00
          SPI Supplies G1500HS Fine Square Mesh Slim Bar Grid 1500 Mesh Nickel Grids, Vial of 15

          SPI Supplies G1500HS Fine Square Mesh Slim Bar Grid 1500 Mesh Nickel Grids, Vial of 15

          Item 2135N-XA
          $31.00
          SPI Supplies Slim-Bar 400 Mesh Nickel Grids G400HS Fine Square Mesh Vial of 100

          SPI Supplies Slim-Bar 400 Mesh Nickel Grids G400HS Fine Square Mesh Vial of 100

          Item 2140N-XA
          $36.00
          SPI Supplies Slim-Bar 1000 Mesh Nickel Grids G1000HS Fine Square Mesh Vial of 25

          SPI Supplies Slim-Bar 1000 Mesh Nickel Grids G1000HS Fine Square Mesh Vial of 25

          Item 2145N-XA
          $69.36
          SPI Supplies Slim-Bar Variable Quadrant Nickel Grids GVHS Fine Square Mesh Vial of 100

          SPI Supplies Slim-Bar Variable Quadrant Nickel Grids GVHS Fine Square Mesh Vial of 100

          Item 2150N-XA
          $65.44
          SPI Supplies G2000HS Fine Square Mesh Slim Bar Grid 2000 Mesh Nickel Grids, Vial of 10

          SPI Supplies G2000HS Fine Square Mesh Slim Bar Grid 2000 Mesh Nickel Grids, Vial of 10

          Item 2155N-XA
          $69.36
          SPI Supplies, Inc.
          Catalog Sections
          • Tweezers
          • Small Tools
          • Vacuum Products and Pumps
          • SEM Mounts
          • Instruments
          • TEM Grids
          • Chemicals
          • Cleaning Supplies
          • Microscope Calibration
          • Specimen Storage
          • Substrates
          • General Lab
          • Filtration
          • Maintenance
          • Paints and Adhesives
          • New & Featured Items
          • Sale Items
          Connect With Us!
          •  
          •  
          •  
          •  
            • Ordering Information
            • Shipping Options
            • Minimum Order Requirement
            • Dangerous Goods Packaging Fees
            • Payment Terms
            • Privacy Policy
            • FEI/EIN Statement
            • Price Change Policy
            • Resources
            • New and Featured Products
            • Video Resources
            • Product Statements
            • Product Brochures
            • Conflict Free Mineral Statement
            • About Us
            • History
            • In Memory of Charles A. Garber, Ph.D.
            • Contact US
            • Newsletter

          Structure Probe, Inc.
          West Chester, PA 19381-0656 

          Phone 1-610-436-5400
          Toll Free 1-800-242-4774

          Copyright © 2026, Structure Probe, Inc. - All Rights Reserved