ULTRAVIOLET ENERGY LEVELS IN MICROWATTS AT WAVELENGTH OF 254 NANOMETERS REQUIRED FOR 99.9% DESTRUCTION OF VARIOUS MICROORGANISMS

UV ENERGY IN MICROWATT-SECONDS PER SQUARE CENTIMETER

BACTERIA				MOLD SPORES
--------				-----------
Agrobacterium tumefaciens	8500	Mucor ramosissimus	35200
Bacillus anthraci		8700		(white gray)
Bacillus megaterium		2500	Penicillum expensum	22000
	(vegetative)			Penicillum roqueforti	26400
Bacillus subtilis		11000		(green)
	(vegetative)					
Clostridium tetani		22000		   
Corynebacterium diphtheriae	6500 	ALGAE
Escherichia coli		7000	-----
Legionella bozemanii		3500		
Legionella dumoffii		5500	Chlorella vulgaris	22000
Legionella gormanii		4900			 
Legionella micdadei		3100
Legionella longbeachae		2900				
Legionella pneumophila		3800	VIRUSES
	(Legionnaires disease)		-------    
Leptospira interrogans		6000		
	(Infectious Jaundice)		Bacteriophage		6600	
Mycobacterium tuberculosis   	10000		(E. coli.)
Neisseria catarrhalis		8500	Hepatitis virus		8000
Proteus vulgaris		6600	Influenza virus		6600
Pseudomonas aeruginosa		3900	Poliovirus		21000
    	(laboratory strain)		Rotavirus		24000
Pseudomonas aeruginosa	    	10500
	(environmental strain)		  
Rhodospirilium rubrum		6200	YEAST
Salmonella enteritidis		7600	-----
Salmonella paratyphi		6100	   	  
	(Enteric fever)			Baker's yeast		8800
Salmonella typhimurium	    	15200	Brewer's yeast		6600		
Salmonella typhosa		6000	Common yeast cake	13200
	(Thyphoid fever)		Saccharomyces var.	13200
Sarcina lutea			26400		ellipsoideus
Serratia marcescens		6200	Saccharomyces sp	17600
Shigella dysenteriae		4200
	(Dysentery)
Shigella flexneri		3400	CYSTS
	(Dysentery)			_____
Shigella sonnei			7000
Staphylococcus opidermidis	5800	Giardia Llamblia       <10000
Staphylococcuc aureus		7000	Chryptosporidium       <10000
Streptococcus faecalis	    	10000	Recent research has shown that 	
Streptococcus hemolyticus	5500	these cysts can be inactivated 
Streptococcus lactis		8000	with 5000-10000.
Viridans streptococci    	3800	The PURA EPCB filter will also 		 	 
Vibrio cholerae (Cholera)	6500	remove these cysts.	

Pura UV Systems provide greater than 16,000 microwatts of UV energy.