Reliance Specialty Products, Inc., a leader in comprehensive vapor degreasing solutions, announces that two of its newest solvents: AeroTron-AV-5408 and AeroTron-GS-5408 have been officially approved by Boeing for use under the BAC 5408 Specification.
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The approvals provide aerospace manufacturers and maintenance teams with high-performance alternatives to traditional chlorinated solvents such as TCE, Methylene Chloride, and Perc, as well as 1-Bromopropane (nPB). Both AeroTron solvents are formulated for compatibility with metals, plastics, and elastomers, and are not restricted for use on titanium.
Both solvents are listed in the Boeing BAC 5408 specification (Revised [T], June 25, 2025) under “Fluorinated (Non-PFAS Materials)”.
Next-Generation, Boeing-Approved Solvents
— AeroTron-AV-5408: An HFE-based solvent with an excellent health, safety, and regulatory profile, formulated to replace TCE, nPB, MC, and PERC.
— AeroTron-GS-5408: The first HFO-based solvent to receive Boeing BAC 5408 approval, representing the most advanced solvent technology available for vapor degreasing.
To learn More about AeroTron-AV-5408 and AeroTron-GS-5408 visit: https://relspec.com/boeing5408-approved-solvents
Direct Replacement for TCE, nPB, Methylene Chloride, Perc & PFAS-based Solvents
The AeroTron Solvents are uniquely formulated to replace chlorinated solvents like TCE, which are banned for industrial & commercial use as of September 2025, and replace nPB, which is under regulatory scrutiny. AeroTron solvents have an excellent Health & Safety profile while being highly effective at removing lubricants, greases, and other hydrocarbons via vapor degreasing.
Regulatory & Environmental Advantages of AeroTron-AV-5408 & AeroTron-GS-5408
— Not a PFAS under the Clean Water Drinking Act or the Toxic Release Reporting Act
— Not Regulated under NESHAP or by the U.S. DOT for transport
— All components are USEPA SNAP-Approved for Cleaning
About Reliance Specialty Products, Inc.
Reliance Specialty Products Inc. has manufactured Boeing Approved solvents for decades and is recognized as the vapor degreasing industry expert. As the only company that manufactures both vapor degreasing solvents & equipment, Reliance offers complete vapor degreasing solutions – including ULTRA vapor degreasing equipment, solvents, automation, training, analytical lab services, regulatory consultation & long-term technical support.
For more information, visit the company website at: https://relspec.com
Media Contact:Pete ZimmermannDirector Of MarketingReliance Specialty ProductsPzimmermann@relspec.com
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SOURCE Reliance Specialty Products
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