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- nPB Alternatives
Industrial & consumer use for cleaning & degreasing
Vapor degreasers
open-top & inline
Cold cleaners
Aerosol spray degreaser/cleaner
Automotive degreasers (engines, brakes)
Get newer, safer cleaning alternatives to n-Propyl Bromide from Hisco
N-propyl bromide (aka. 1-Bromopropane, nPB, CAS# 106-94-5) is an effective yet toxic chemical used as cleaner and degreaser in industrial applications because is nonflammable, has high solvency and is relatively inexpensive. Applications include aerosol cleaners, in vapor degreasers, ultrasonic cleaning equipment and immersion (cold) cleaning.
Since 2007, nPB has been approved for use under the U.S. EPA's Significant New Alternatives Policy (SNAP) as a suitable replacement for ozone depleting chemicals and remains. However, in an August 2020 report, the EPA has determined that nPB solvent “presents an unreasonable risk.”
Fortunately, Hisco offers newer, safer cleaning n-propyl bromide alternatives that not only provide the required cleaning performance but are also affordable.
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Product Information
- 3M - Replace nPB with 3M™-Novec™-Engineered Fluids
- MicroCare - Safer Cleaning Choices Replace nPB Solvent in Aerosol Sprays
- Chemtronics - n-Propyl Bromide Determined Unacceptable Risk bt EPA for Vapor Degreaing & Aerosols
- Chemtronics - n-Propyl Bromide Determined Unacceptable Risk bt EPA for Vapor Degreaing & Aerosols (pdf download)
- Chemtronics - n-Propyl Bromide (nPB) Determined Unacceptable Risk by EPA for Vapor Degreasing & Aerosols
- Chemtronics - Vapor Degreaser & Ultrasonic Cleaners
- Techspray - EPA Considers n-Propyl Bromide (nPB) an “Unacceptable Risk” for Degreasing
- Techspray - Techspray EPA Ruling on nPB
- Techspray - n-Propyl Bromide Replacement Guide
- Techspray - Vapor Dgreaser & Ultrasonic Solvents
Resources
- OSHA, NIOSH - Hazard Alert
- Toxic Release Inventory (TRI)Program - Addition of 1-Bromopropane
- Production Machining - "Safer Cleaning Choices Replace nPB Aerosols"
- 1-Bromopropane (1–BP); Availability of TSCA Work Plan Chemical Risk Assessment for Public Review and Comment
- Addition of 1-Bromopropane; Community Right-to-Know Toxic Chemical Release Reporting
- The New York Times – “As OSHA Emphasizes Safety, Long-Term Health Risks Fester”
- Center for Disease Control and Prevention-NiOSH Science Blog
- National Toxicology Program