At a glance
This page provides a list of application-based fees for air-purifying respirators. It also includes links to the corresponding Standard Testing Procedure (STP).

Air-purifying respirators
Fee ($)
Standard Test Procedure
NPPTL-APR-STP-0004 — Determination of Exhalation Valve Leakage Test
$1,800
RCT-APR-STP-0005 — Determination of qualitative isoamyl acetate (IAA) facepiece fit test
RCT-APR-STP-0005A — Determination of qualitative isoamyl acetate (IAA) facepiece fit test
RCT-APR-STP-0006 — Determination of qualitative isoamyl acetate (IAA) facepiece fit test
TEB–APR–STP–0007 — Determination of inhalation resistance test
$150
RCT–APR–STP–0012 — Determination of airflow for powered air-purifying respirators test
$750
$750
NPPTL–APR–STP–0033B — Determination of ammonia service life test, air-purifying respirators with canisters
$750
NPPTL–APR–STP–0033C — Determination of ammonia service life test, powered air-purifying respirators with cartridges
$750
NPPTL–APR–STP–0033D — Determination of ammonia service life test, tight-fitting powered air-purifying respirators with gas mask canister(s)
RCT–APR–STP–0034 — Carbon monoxide service life test
$750
RCT–APR–STP–0035 — Determination of chlorine service life test
$750
RCT–APR–STP–0036 — Determination of chlorine dioxide service life test
$2,400
NPPTL–APR–STP–0037 — Determination of a-chloroacetophenone (CN) service life test
$450
RCT–APR–STP–0038 — Determination of ethylene oxide service life
$750
TEB–APR–STP–0039A — Determination of formaldehyde service life test, air-purifying respirators with cartridges
$750
TEB–APR–STP–0039B — Determination of formaldehyde service life test, air-purifying respirators with canisters
$750
TEB–APR–STP–0039C — Determination of formaldehyde service life test, powered air-purifying respirators with cartridges
$500
RCT–APR–STP–0040 — Determination of hydrogen chloride service life test
$1,800
RCT–APR–STP–0041 — Determination of hydrogen cyanide service life test
$750
RCT–APR–STP–0042 — Determination of hydrogen fluoride service life test
$750
NPPTL–APR–STP–0043A — Determination of hydrogen sulfide service life test, air-purifying respirators with cartridges
$750
NPPTL–APR–STP–0043B — Determination of hydrogen sulfide service life test, air-purifying respirators with canisters
$750
NPPTL–APR–STP–0043C — Determination of hydrogen sulfide service life test, powered air-purifying respirators with cartridges
$2,400
RCT–APR–STP–0044 — Determination of mercury vapor service life test
$450
NPPTL–APR–STP–0045A — Determination of methylamine service life test, air-purifying respirators with cartridges
$450
NPPTL–APR–STP–0045B — Determination of methylamine service life test, air-purifying respirators with canisters
$450
NPPTL–APR–STP–0045C — Determination of methylamine service life test, powered air-purifying respirators with cartridges
$450
NPPTL–APR–STP–0045D — Determination of methylamine service life test, tight-fitting powered air-purifying respirators with gas mask canister(s)
$450
NPPTL–APR–STP–0046A — Determination of organic vapor (carbon tetrachloride) service life test, air-purifying respirators with cartridges
$450
NPPTL–APR–STP–0046B — Determination of organic vapor (carbon tetrachloride) service life test, air-purifying respirators with canister(s)
$450
NPPTL–APR–STP–0046C — Determination of organic vapor (carbon tetrachloride) service life test, powered air-purifying respirators with cartridges
$450
NPPTL–APR–STP–0046D — Determination of organic vapor (carbon tetrachloride) service life test, tight-fitting powered air-purifying respirators with gas mask canister(s)
$750
RCT–APR–STP–0047 — Determination of phosphine service life test
$450
NPPTL-APR-STP-0048A — Determination of sulfur dioxide service life test, air-purifying respirators with cartridges
$450
$450
$450
NPPTL-APR-STP-0048D — Determination of sulfur dioxide service life test, tight-fitting powered air-purifying respirators with gas mask canisters
$1,200
TEB–APR–STP–0051 — Determination of particulate filter efficiency level for P100 series filters against liquid particulates for non-powered, air-purifying respirators
$1,200
TEB–APR–STP–0052 — Determination of particulate filter efficiency level for P99 series filters against liquid particulates for non-powered, air-purifying respirators
$1,200
TEB–APR–STP–0053 — Determination of particulate filter efficiency level for P95 series filters against liquid particulates for non-powered, air-purifying respirators
$1,200
TEB–APR–STP–0054 — Determination of particulate filter efficiency level for R100 series filters against liquid particulates for non-powered, air-purifying respirators
$1,200
TEB–APR–STP–0055 — Determination of particulate filter efficiency level for R99 series filters against liquid particulates for non-powered, air-purifying respirators
$1,200
TEB–APR–STP–0056 — Determination of particulate filter efficiency level for R95 series filters against liquid particulates for non-powered, air-purifying respirators
$1,200
TEB–APR–STP–0057 — Determination of particulate filter efficiency level for N100 series filters against solid particulates for non-powered, air-purifying respirators
$1,200
TEB–APR–STP–0058 — Determination of particulate filter efficiency level for N99 series filters against solid particulates for non-powered, air-purifying respirators
$1,200
TEB–APR–STP–0059 — Determination of particulate filter efficiency level for N95 series filters against solid particulates for non-powered, air-purifying respirators
$300
RCT–APR–STP–0060 — Determination of end-of-service life indicator drop test
$300
RCT–APR–STP–0061 — Determination of end-of-service life indicator visibility test
$750
RCT–APR–STP–0062 — Determination of nitrogen dioxide service life test
$300
RCT–APR–STP–0063 — Determination of facepiece carbon dioxide and oxygen concentration levels—tight fitting, powered air- purifying respirators, with the blower unit running
$300
RCT–APR–STP–0064 — Determination of facepiece carbon dioxide and oxygen concentration levels, tight fitting, powered air-purifying respirators, with the blower unit off
$300
RCT–APR–STP–0065 — Determination of air flow resistance, breath responsive, powered air-purifying respirators
$300
RCT–APR–STP–0066 — Determination of end-of-service life indicator (ESLI) test
$1,800
RCT–APR–STP–0067 — Particulate respirator qualitative fit test utilizing saccharin or bitrex solutions
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