Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    • Environmental Topics
    • Air
    • Bed Bugs
    • Cancer
    • Chemicals, Toxics, and Pesticide
    • Emergency Response
    • Environmental Information by Location
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Radon
    • Research
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • Our Mission and What We Do
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History

Breadcrumb

  1. Home
  2. Emergency Response Research

Acronyms and Abbreviations

Acronyms and abbreviations found in EPA's Radiological Decontamination Query Tool.

Acronym Abbreviation
Am-243 Americium-243
Am-241 Americium-241
% Percent
± Plus or minus
°C Degrees centigrade
$ U.S. dollars
AC Alternating current
ASG Argonne Super Gel
cm3 Cubic Centimeter
Co-60 Cobalt-60
Cs Cesium
Cs-137 Cesium-137
DG 1101 DeconGel 1101
DG 1108 DeconGel 1108
DI De-Ionized
e.g. For example
g Gram
L Liter
m2 Square Meter
mL Milliliter
mm Millimeter
psi Pounds per square inch
QDS Quick Decon Solutions
QDS-A Quick Decon Solutions - Actinide Mass Effect 
QDS-H Quick Decon Solutions - Halogen Mass Effect
QDS-TM Quick Decon Solutions - Transition Metal Mass Effect 
RRI Rad-Release I
RRII Rad-Release II
SC Strippable Coating
SDF Surface Decontamination Foam
Sr-85 Strontium-85
Sr-90 Strontium-90
TLC Temporary Layered Coating
UDF Universal Decontamination Formulation

Emergency Response Research

  • Research Topics
    • Cleanup and Remediation
    • Communities, Resilience & Remediation
    • Contaminant Detection and Sampling & Analysis
    • Contaminant Fate, Transport & Exposure
    • COVID-19 Research
    • Oil Spill Research
    • Waste Management
    • Water Security
    • Wildland Fire Research
  • Models, Tools, & Applications
  • Outreach & Training
    • Webinar Series
    • Engagement Opportunities
    • Decon Conference
    • Technical Support to States & Territories
  • Publications
Contact Us About Emergency Response & Homeland Security Research
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on April 14, 2025
  • Assistance
  • Spanish
  • Arabic
  • Chinese (simplified)
  • Chinese (traditional)
  • French
  • Haitian Creole
  • Korean
  • Portuguese
  • Russian
  • Tagalog
  • Vietnamese
United States Environmental Protection Agency

Discover.

  • Accessibility Statement
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data
  • Inspector General
  • Jobs
  • Newsroom
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions
  • Site Feedback

Follow.