Table 2-1L: US-EPA Method 3015 Standard Method

US-EPA Method 3015 (A12)

Microwave Assisted Acid Digestion of Aqueous Samples and Extracts

Type

Matrix

Analytes

Detection

Control

Microwave

Acid Leach

Water

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

FAAS

ET-AAS

ICP-AES

ICP-MS

Temperature

Feedback

Control

or

Calibration

Condensed Procedure

45 mL sample & 5 mL HNO3

Performance Criteria:

Heat to 160°C ± 4°C in 10 min

Slow rise to 165-170°C ± 4°C in additional 10 min

Prescription Settings:

For five 120 mL PFA vessels 545 W for 10 min, 344 W for 10 min.

 

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