A
- Abrasive
- Accelerators & Catalysts
- Acetic Acid, Glacial
- Acetone
- Acid Fuchsine
- ACLAR® Fluoropolymer Film
- Acridine Orange
- Activator, Stabilization for Darkroom
- Adapter, SEM Pin Mounts to Cylindrical Holders
- Additives & Plasticizers
- Adhesion Promoters
- Adhesives
- Adsorbants, Molecular Sieves
- AEM Metal Foil Standards
- AEM Services
- Aerosol Spray Products
- AES/SAM/XPS Services
- AFM
- Agate
- Agents and Distributors, Worldwide
- AHERA Asbestos TEM Products
- Air-Evac ® Plastic Bottles, Darkroom Use Only
- AK-225 Asahiklin® Light Duty Degreaser
- Alcohol, Ethyl Soaked Swabs, Staticide Wipes
- Alcohol, Ethyl
- Alcojet® Low-Foaming Powdered Detergent
- Alconox® Detergents and Cleaning Solutions
- Alcotabs® Critical Cleaning Detergent Tablets
- Allen Wrenches
- Allred™ Coated Grids
- Alumina powder and slurry
- Aluminum
- Ammonium
- Amosite
- Ampoule Neck Breaker
- Amyl Acetate
- Anaglyphic Stereo
- Analysis & Performance Standard
- Analytical
- Anastigmatic
- Aniline Blue
- Anopore® Aluminum Oxide Inorganic Membrane Filters
- Anthophylite Specimen
- Anti-Fog 6
- Antibodies, Gold Conjugates, SPI Mark™
- Anti-Magnetic Stainless Steel Tweezers
- Anti-capillary Tweezers
- Anti-Static Products
- Aperture (s)
- Apiezon®
- Applicator Sticks
- Apron
- Cryo
- Disposable Laboratory
- Aquarium Tweezers
- Aquamarijn™ MicroSieve Membrane Filters
- Aqueous Osmium Tetroxide
- Araldite®
- Arkansas Stones
- Aroclor™, Substitute for
- Asahiklin® AK225 Light Duty Degreaser
- Asbestos
- Asher
- Aspheric Illuminated Magnifier, Flashlight Style, SPI Supplies® Brand
- Atomic Force Microscopy (AFM)
- Atomizer, Rubber Bulb
- Automatic Waste Can
- Azure A
- Azure B
