Appendix B. Analytical Data Acceptance Criteria for Lead-Based Paint Hazard Clearance Activities

EP 1110-1-29

31 Aug 01

Appendix B

Analytical Data Acceptance Criteria for Lead-Based Paint Hazard Clearance Activities

Table B-1

ACCEPTANCE LIMITS

DATA ATTRIBUTE

I

SINGLE WIPE

COMPOSITE WIPE

PAINT CHIP

Frequency

Within 10% of Known Value

NDEPENDANT

CALIBRATION

VERIFICATION (ICV)

Once per Day

INITIAL CALIBRATION BLANK (ICB)

Absolute Value Not More Than

10% of the Regulatory Limit or

Minimum Level of Concern

At the Beginning of Run

Within 15% of Known Value

CONTINUING

CALIBRATION

for ICP or FAAS; Within 20%

VERIFICATION CCV)

for GFAA

Beginnin g and End of Run and Every 10

Samples or as specified in the SOP

INTERFERENCE CHECK SAMPLE (ICS)

Within 20% of Known Value

Beginning and End of Run or Twice Every

Eight Hours

CONTINUING CALIBRATION BLANK

Absolute Value not More Than

(CCB)

10% of Regulatory Limit of

Level of Concern

After each ICS and CCV

Within 20% of Known Value

LABORATORY

CONTROL

SAMPLE

(LCS)

One per 20 Samples or Batch-Minimum

Frequency 5%

MATRIX SPIKE SAMPLE (MSS)

Within 25% of Calculated Value

One per 20 Samples or Batch-Minimum

Frequency 5%

Within 25% Relative Percent

DUPLICATE FIELD SAMPLE (DFS)

Difference (RPD)

One per 20 Samples or Batch-Minimum

Frequency 5%

MATRI X BLANK (MB)

Absolute Value Not More Than

10% of Regulatory Limit of

Level of Concern

One per 20 Samples or Batch-Minimum

Frequency 5%

Adapted from Table 1, EPA NLLAP Laboratory Quality System Requirements (LQSR) Revision 2.0, August 1, 1996.

B-1