Purification of and air methods of making and using the same

Abstract

Purified air is provided, having a TVOC content of from less than 5 ppb to about 500 ppb, a Biologicals content of from less than 1 CFU/M 3 to 150 CFU/M 3 and a Particulate content of from about 1,000 0.3 μm particles per ft 3 to about 50,000 0.3 μm particles per ft 3 , or from about 600 0.5 μm particles per ft 3 to about 500,000 0.5 μm particles per ft 3 .

1 . Purified air, characterized by:
 a. a TVOC content of from less than 5 ppb to about 500 ppb;   b. a Biologicals content of from less than 1 CFU/M 3  to 150 CFU/M 3 ; and   c. a Particulate content of from about 1,000 0.3 μm particles per ft 3  to about 50,000 0.3 μm particles per ft 3 , or from about 600 0.5 μm particles per ft 3  to about 500,000 0.5 μm particles per ft 3 .   
     
     
         2 . The purified air of  claim 1 , wherein the TVOC content is less than 5 ppb, the Biologicals content is less than 1 CFU/M 3  and the Particulate content is from about 1,000 0.3 μm particles per ft 3  to about 10,500 0.3 μm particles per ft 3 , or from about 600 0.5 μm particles per ft 3  to about 1,000 0.5 μm particles per ft 3 . 
     
     
         3 . A method of achieving an IVF clinical pregnancy rate of at least 50%, the method comprising performing multiple IVF cycles in an IVF laboratory having air characterized by:
 a. a TVOC content of from less than 5 ppb to about 500 ppb;   b. a Biologicals content of from less than 1 CFU/M 3  to 150 CFU/M 3 ; and   c. a Particulate content of from about 1,000 0.3 μm particles per ft 3  of air to about 30,000 0.3 μm particles per ft 3  of air, or from about 600 0.5 μm particles per ft 3  of air to about 10,000 0.5 μm particles per ft 3  of air, thereby achieving an IVF clinical pregnancy rate of at least 50%.   
     
     
         4 . The method of  claim 3 , wherein the IVF clinical pregnancy rate is from 50% to 70%. 
     
     
         5 . The method of  claim 3 , wherein the IVF clinical pregnancy rate is from 50% to 65%. 
     
     
         6 . The method of  claim 3 , wherein the IVF clinical pregnancy rate is from 55% to 70%. 
     
     
         7 . The method of  claim 3 , wherein the IVF clinical pregnancy rate is from 55% to 65%. 
     
     
         8 . A method of achieving an IVF clinical pregnancy rate of at least 50%, the method comprising performing multiple IVF cycles in an IVF laboratory having purified air characterized by:
 a. a TVOC content of less than 5 ppb;   b. a Biologicals content of less than 1 CFU/M 3 ; and   c. a Particulate content from about 1,000 0.3 μm particles per ft 3  to about 10,500 0.3 μm particles per ft 3 , or from about 600 0.5 μm particles per ft 3  to about 1,000 0.5 μm particles per ft 3 ,   thereby achieving an IVF clinical pregnancy rate of at least 50%.   
     
     
         9 . The method of  claim 8 , wherein the IVF clinical pregnancy rate is from 50% to 70%. 
     
     
         10 . The method of  claim 8 , wherein the IVF clinical pregnancy rate is from 50% to 65%. 
     
     
         11 . The method of  claim 8 , wherein the IVF clinical pregnancy rate is from 55% to 70%. 
     
     
         12 . The method of  claim 8 , wherein the IVF clinical pregnancy rate is from 55% to 65%. 
     
     
         13 . A method of purifying air, comprising the steps of:
 a. providing an air flow path through a housing for the flow of air in a downstream direction;   b. filtering the air through oxidizing and adsorbing VOC pre-filtration within the housing;   c. filtering the air through UV filtration within the housing, downstream from the oxidizing and adsorbing VOC pre-filtration; and   d. filtering the air through final particulate filtration within the housing, downstream from the UV filtration.   
     
     
         14 . The method of  claim 13 , further comprising the step of filtering the air through particulate pre-filtration within the housing, upstream from the VOC pre-filtration. 
     
     
         15 . The method of  claim 13 , wherein the VOC pre-filtration comprises bonded carbon. 
     
     
         16 . The method of  claim 13 , further comprising the step of filtering the air through oxidizing and adsorbing VOC post-filtration within the housing, downstream from the UV filtration and upstream from the final particulate filtration. 
     
     
         17 . The method of  claim 13 , wherein the VOC pre-filtration comprises one or more filters containing blended carbon and KMnO 4 . 
     
     
         18 . The method of  claim 13 , further comprising the steps of filtering the air through particulate pre-filtration within the housing, upstream from the VOC pre-filtration and filtering the air through oxidizing and adsorbing VOC post-filtration within the housing, downstream from the UV filtration and upstream from the final particulate filtration. 
     
     
         19 . The method of  claim 18 , wherein the VOC pre-filtration and VOC post-filtration comprise one or more filters containing blended carbon and KMnO 4 .