Specac Products
Showing our complete collection of Specac instruments and accessories
ATR Accessories
High-Quality Attenuated Total Reflection Components

ConcentratIR2 ATR
Miniature multiple-reflection ATR for micro-liquid samples.
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GateWay Multi-Reflection ATR
The Gateway™ is a high-sensitivity, 6-reflection horizontal ATR system designed to provide superior signal-to-noise ratios for the analysis of liquids, solids, and inhomogeneous samples.
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Golden Gate Diamond ATR
The industry’s original high-performance monolithic diamond ATR, engineered for extreme durability and unparalleled sampling versatility in demanding research and quality control environments.
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Golden Gate High-Temperature ATR
Heated single-reflection diamond ATR for studies up to 300°C.
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Golden Gate In-Situ Reaction Cell ATR
Single-reflection ATR for monitoring heated and pressurized reactions.
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Golden Gate Low-Temperature ATR
Single-reflection diamond ATR for studies down to -150°C.
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Quest ATR
The Specac Quest™ is a versatile, single-reflection ATR accessory engineered for high-performance laboratory analysis, featuring an all-reflective optical design and tool-free interchangeable crystal pucks.
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Specac Arrow – Silicon ATR Consumable Slides
High-throughput, disposable Silicon ATR slides designed for the rapid analysis of liquids, gels, and drying materials without the need for cleaning
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SplitPea ATR
The Harrick SplitPea™ is a high-precision horizontal ATR accessory featuring the industry’s smallest sampling area, designed for the effortless molecular analysis of microscopic samples and extremely hard solids.
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VariGATR Grazing Angle ATR
Grazing angle ATR for monolayers on semiconductors and metals.
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Essential components from leading global manufacturers

Atlas Constant Thickness Film Maker
A precision sample preparation system for producing uniform, reproducible polymer films with exact pathlengths for quantitative FTIR transmission analysis.
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Evacuable Pellet Dies
Precision-engineered, hardened stainless steel dies with integrated vacuum ports for producing high-quality, moisture-free sample discs for FTIR and XRF analysis.
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Harrick Praying Mantis™ High Temperature Reaction Chamber
A specialized in-situ environment for the Praying Mantis™ DRIFTS accessory, enabling high-precision molecular characterization of catalysts and powders at temperatures up to 910°C and under extreme pressure conditions.
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Harrick Praying Mantis™ Low Temperature Reaction Chamber
A high-performance environmental cell designed for in-situ diffuse reflectance (DRIFTS) studies of catalysts and powders at cryogenic temperatures down to -150°C.
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Mini-Film Maker
The Specac Mini-Film Maker is a dedicated, handheld solution for the rapid production of high-quality, reproducible polymer and plastic thin films for FTIR transmission analysis.
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Mini-Pellet Press
A portable, handheld hydraulic press designed for the rapid and reproducible preparation of high-quality 7 mm KBr pellets for FTIR transmission analysis.
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Praying Mantis™ Diffuse Reflection Accessory
The industry-standard accessory for high-efficiency diffuse reflectance (DRIFTS) analysis, uniquely engineered to provide artifact-free spectra of powders and rough solids under ambient or extreme operando conditions.
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Specac Atmos – Heatable Long Pathlength Gas Cells
High-sensitivity, multi-pass gas cells with pathlengths up to 20 meters, designed for trace gas detection and environmental monitoring
View Details →Specac Cyclone – Heatable Multi-Pass Gas Cells
Premium multi-pass gas cells with borosilicate glass bodies and pathlengths up to 20 meters, optimized for analytical accuracy and thermal stability
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Specac DC-3 – Diamond Compression Cell
A high-pressure micro-sampling accessory designed to flatten and analyze hard, irregular, or intractable samples via infrared transmission
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Specac HTHP Cell – High-Temperature High-Pressure In-Situ Cell
An extreme-environment sampling system designed for in-situ FTIR analysis of catalysts and solid materials at temperatures up to 800 °C and pressures up to 1000 psi
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Specac Omni-Cell – Universal Demountable Liquid Cell
A modular and highly adaptable transmission cell system for the routine and research analysis of liquids, mulls, and pastes
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Specac Pearl – High-Repeatability Liquid Transmission Accessory
A revolutionary "Oyster" style transmission accessory designed for fast, accurate, and highly repeatable analysis of viscous liquids and oils
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Specac Refractor2 – Grazing Angle Reflection Accessory
A specialized grazing angle accessory optimized for the high-sensitivity analysis of ultra-thin coatings and molecular layers on metallic surfaces
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Specac SeaGull – Variable Angle Reflection Accessory
A versatile, multi-modal reflection accessory providing precision-controlled variable angles from 15° to 85° for ATR, specular, and diffuse reflectance measurements
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Specac VT Cell – Variable Temperature Transmission Cell Holder
A precision-engineered thermal sampling system providing a wide temperature range from -190 °C to 250 °C for liquid and solid spectroscopy
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Specac Window Polishing Kit
A complete professional system for restoring and resurfacing fogged or scratched infrared windows, extending their operational life
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