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Section No. 1 <br />Rev, Sion Nc. r. <br />Gate: 3/16/6'6 _ <br />Fage ° of <br />nt--v--Date Quality and Performance Audit -s_ <br />Multi-Tech°s quality control program is administered by a <br />separate Quality Assurance Officer, who answers directly to the <br />Analytical Director. It is the responsitility of this person to <br />- -rev;ew+ the procedures, pol icl as art methodologies useC by tf,e <br />laboratory. <br />Date quality is ascertained throuof- :he s:se of QC data records of <br />sci ke recovery and re 1 ati vs percent 4i f f erence between replicate <br />samples. This information is utilized in the determination cf <br />criteria For data validation by the ',aDoratory. <br />Internal performance audits are concacted at a minimum of one <br />audit per m.or. th and consist of blind sample submittal to eecn <br />section of the laboratory. The results are then examined by the <br />Quality Assurance Officer for :centification, quantitation, <br />percent recovery, and proper documentation. <br />External audit procedures are conducted by clients and regulatory <br />agencies (state and federal). Trey may consist of performance <br />evaluation samples submitted blindly for analysis and/or system <br />audits performed through on - site laboratory inspections in <br />conjunction with laboratory certification programs as <br />administered by local, state, and feceral agencies. <br />