Our Products

Safe & Effective Antimicrobial Treatments

When it comes to thoroughly decontaminating indoor and outdoor surfaces, nothing is more effective than our innovative products.

Span-World LLC manufactures military-grade MDF-200M® and commercial-grade MDF-200/500®, which are trusted by customers throughout the world. With a variety of commercial, industrial, and residential applications, our antimicrobial treatments are guaranteed to eliminate even hard-to-kill pathogens.

Our Products Are Perfect For

Improve the safety of your home or business with our powerful antimicrobial products. Eco-friendly and safer than common household cleaners such as bleach, our products are preferred by customers who need to ensure a sterile environment.

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Guaranteed To Get The Job Done

When our products are applied correctly they will pass stringent testing the first time.

Trusted by the United States military and major organizations across the globe, our decontamination products are highly efficient in the removal of mold, mold spores, rotifers, protozoa, algae, fungi, bacteria, and viruses. By destroying microbes, MDF-200M and MDF-500MDF-200/500® also act as potent indoor air deodorants. 

When you want to protect the occupants of your indoor space from contaminants and allergens, turn to our antimicrobials. Also effective against anthrax, pepper spray, MRSA, and much more, our treatments have a virtually inexhaustible range of applications in commercial, industrial, military, law enforcement, and health care contexts.


For your convenience, our products come in different packaging configurations and are available for shipment worldwide.

Military-grade MDF-200M® has three components: Part A, Part B, and Part C, available in quantities ranging from four-gallon containers to 500-gallon totes. Commercial-grade MDF-200/500® has two components: Part A and Part B, also available in quantities ranging from four-gallon containers to 500-gallon totes.

MDF-200M® was developed by the US government at Sandia National Laboratories. The formula is patented pursuant to US Patent 6,566,574 B 1. Our MDF-200/500® is the EPA-registered commercial version of MDF-200M®, manufactured by Span-World LLC pursuant to license number 15-N-8036 with Sandia Corporation. MDF-200/500® is registered with the EPA under FIFRA number 91899-1/2.

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