Related: 8 Tips for Cleaning School Buses in the Age of Coronavirus
New Disinfectant Designed to Kill Coronavirus
Madison Chemical’s MADISAN 75 is a surface sanitizer, disinfectant, mildewstat, and virucide designed to kill coronavirus, as well as other viruses and bacteria.

Madison Chemical’s MADISAN 75 is a surface sanitizer, disinfectant, mildewstat, and virucide designed to kill coronavirus, as well as other viruses and bacteria.
Photo courtesy Madison Chemical
MADISON, Ind. — Madison Chemical has introduced a sanitizer and disinfectant designed to kill coronavirus among other viruses and bacteria, in various settings, including on vehicles.Madison Chemical’s MADISAN 75 is a four-chain quaternary surface sanitizer, disinfectant, mildewstat, and virucide designed to be used on hard, non-porous, and inanimate surfaces, according to a news release from the company.
MADISAN 75 kills the Human Coronavirus, Human Immunodeficiency Virus Type 1 (HIV-1), Hepatitis B Virus (HBV), Hepatitis C Virus (HCV) and a variety of animal viruses specified on the EPA-registered label, according to Madison Chemical. MADISAN 75 appears on EPA List N: Disinfectants for Use Against SARS-CoV-2 (MADISAN 75’s EPA registration number is 10324-81-110).
The surface sanitizer and disinfectant is also designed to reduce a variety of pathogenic bacteria, including Listeria monocytogenes, Salmonella, Staphylococcus aureus, and E. Coli.
MADISAN 75 is suitable for a range of industries and applications, including school and public transportation, industrial and manufacturing facilities, schools and churches, restaurants, as well as hospitals and health care facilities, nursing homes, and food and beverage processing.
MADISAN 75 disinfects hard, non-porous surfaces and objects at 3.5 to 13.5 ounces per 4.5 gallons of water. It may be applied using a sponge, brush, cloth, mop, or by immersion or other applications specified on the EPA label. Treated surfaces must remain wet for 10 minutes.
Madison Chemical is a chemical formulator that provides cleaning, sanitation, and maintenance products for the following industries: hospitals and healthcare, food and beverage, surface preparation, metalworking, industrial maintenance, transportation, wastewater treatment, winery, pulp and paper, and others.
More Safety

FMCSA Names New Chief Safety Officer: What School Bus Operators Should Know
Steve Dowling is set to lead the federal agency's efforts to advance commercial motor vehicle safety and reduce crashes, fatalities, and injuries on the nation's roadways.
Read More →
New Study Finds School Zone Speed Safety Cameras Cut Speeding Violations 97%
A Florida university's research demonstrates that Verra Mobility's automated enforcement changes driver behavior and significantly improves school zone safety.
Read More →
What Changed in DOT’s New National Roadway Safety Strategy?
The federal agency's new plan shifts its focus to safer people, roads and vehicles, with a new three-pronged approach instead of five. One outlined action even addresses a key industry concern around illegal school bus passing.
Read More →
Are Autonomous Vehicles Ready to Safely Navigate School Bus Stops?
NHTSA is accelerating autonomous vehicle deployment through new safety standards and commercial approvals. See why school transportation leaders are watching.
Read More →
NFL Star Lomas Brown Kicks Off New Illegal School Bus Passing PSA
Just in time for the back-to-school season, the former Detroit Lions offensive tackle took time to record a video encouraging motorists to slow down around school buses.
Read More →
How Two Texas Districts Built Award-Winning Safety Programs
Learn how Prosper ISD and Rockwall ISD earned National Safety Council honors through hands-on training, safety culture, and strategies that reduced transportation incidents.
Read More →
NHTSA Releases 10-Year Review of Fatal School Bus Crashes
The latest federal analysis reinforces the safety of school buses while identifying where school-age pedestrians and other motorists remain most at risk.
Read More →
2026 NASDPTS Survey: Data Shows Further Reduction of Illegal Passing
New data is in! School bus stop-arm passings are down to 38.4 million violations per year, about a 2.3% decrease from last school year — but passings on the right side of the bus are higher than ever.
Read More →
Another School Bus Fatality Reported in Monsey, New York
A 7-year-old girl died after being struck by a school bus in Rockland County, New York while crossing the street. Here's what we know.
Read More →
NSTA Announces 2026 School Bus Driver International Safety Competition Winners
Drivers from across the U.S. and Canada showcased their safety and driving skills, with two defending champions successfully retaining their titles.
Read More →
