Air Samples (Filters)
Analytical Method: EPA 7470
Filter: 0.8 mm cellulose ester membrane
Flow rate: 0.15-0.25 L/min
Volume: 2-100 L
Sample Stability: 30 days @ 25^oC
MDL: 10 mg/ m³
Regulatory Limits:
OSHA:100 mg/m³
NIOSH: 50 mg/ m³
Reporting units: mg/ m³

Air Samples (Sorbent Tubes)
Analytical Method: NIOSH 6009
Sampler: Solid sorbent tube
Flow rate: 0.15-0.25 L/min
Volume: 2-100 L
Sample Stability: 30 days @ 25^oC
MDL: 10 mg/ m³
Regulatory Limit:
OSHA:100 mg/m³
NIOSH: 50 mg/ m³
Reporting units: mg/ m³

Dust Wipe Samples
Analytical Method: EPA 7470
Wipe: Rite-Aid Baby Wipe
MDL: 5.0 mg/sample
Reporting units: mg/ sample, mg/ft²

Soils / Solid Wastes
Analytical Method: EPA 7470
Minimum material needed: 5.0 g
MDL: 0.25 mg/Kg (ppm)
Regulatory Limits:
TTLC: 20 mg/Kg (ppm)
STLC: 0.2 mg/L (ppm)
Reporting units: mg/Kg, ppm

Waste Water
Analytical Method: EPA 7470 
Minimum material needed: 250 mL
MDL: 0.01 mg/L (ppm)
Reporting units: mg/L (ppm)

Drinking Water
Analytical Method: EPA 7470/EPA 245.1
Minimum material needed: 250 mL
MDL: 1.0 mg/L (ppb)
Reporting units: mg/L (ppb)