Table 2-1Q: US-EPA Method 3051 Standard Method

US-EPA Method EMMC (A21)

Microwave Assisted Acid Extraction and Dissolution of Soils, Sediments, Sludges, and Oils

Type

Matrix

Analytes

Detection

Control

Microwave

Acid Leach

Oil

Sediment

Sludge

Soil

Al, Ag, As, B, Ba, Be, Ca, Cd, Co, Cu, Cr, Fe, Hg, K, Mg, Mn, Mo, Na, Ni, Pb, Sb, Se, Sr, Tl, V, Zn

FAAS

ET-AAS

ICP-AES

ICP-MS

Temperature

Feedback

Control

or

Calibration

Condensed Procedure

Up to 0.5 g sample and 9 mL HNO3 and 3 mL HCl (max 0.25 g for Oil)

Performance Criteria:

Heat to 180 ± 5°C in less than 5.5 ± 0.25min.

Maintain 180 ± 5°C for remainder of 10 min

Prescription Settings:

User determinable

 

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