Particulates Not Otherwise Regulated, Total, Method 0500 by the National Institute for Occupational Safety and Health (source code)

= Particulates Not Otherwise Regulated, Total, Method 0500 by the National Institute for Occupational Safety and Health
{c}
{title2=1994}

https://www.cdc.gov/niosh/docs/2003-154/pdfs/0500.pdf

NIOSH method 0500, Issue 2, 15 August 1994. Modern gravimetric measurement, controlled filter handling and field blanks; no claim that its specified occupational range detects all hospital bioaerosols.