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Chemical Sampling Information
Particulates not otherwise regulated (Respirable Fraction)
 Field Definitions
 Analytical Methods
 Health Guidelines
General Description

NAME: Particulates not otherwise regulated (Respirable Fraction)

SYNONYM(s): Dust (Respirable Nuisance) prior to 9/1/89; PNO

IMIS: 9130

DESCRIPTION:

Nuisance dust includes but is not limited to inert particulates, and glass fibrous or dust, mineral wool fiber, inert organic dust, and inert mineral dust, provided that these inert particulates contain less than 1% free Silica.

Exposure Limits

OSHA GENERAL INDUSTRY PEL: 5.0 mg/m3 (Z-3)

NIOSH REL: 10 mg/m3

Health Factors

Monitoring

PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):



MEDIA: Tared Low Ash Polyvinyl Chloride (LAPVC) filter 5 microns preceded by a 10 mm Nylon cyclone
MAX V: 816 Liters   MAX F: 1.7 L/min
ANL 1: Gravimetric
REF: 11, 12
SAE: 0.10
CLASS: Fully Validated
NOTE: Field method, do not submitted sample to SLTC. Standard is for inert dust; noncompliance can be based on gross weight without analysis. If the filter is not overloaded, samples may be collected up to an 8-hour period.


Revision Date: 01/15/1993
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