Regulations.gov document: USEPA. 2001a. EPA Method 1622: Cryptosporidium in Water by Filtration/IMS/FA. Office of Water. Washington, DC 20460. EPA-821-R-01- 026. April 2001. 58 pp [W-01-17-I-B-3] — retained record — High Signal
Regulations.gov document: USEPA. 2001a. EPA Method 1622: Cryptosporidium in Water by Filtration/IMS/FA. Office of Water. Washington, DC 20460. EPA-821-R-01- 026. April 2001. 58 pp [W-01-17-I-B-3]