Laserfiche WebLink
Superior ,precision Ana/vtica/, Inc_ <br /> 825 Arnold Drive lore 1 14 ■ Martinez California 94553 ■ (510) 229-1512 / fax (510) 229-1526 <br /> ANALYSIS FOR CADMIUM, CHROMIUM, COPPER, LEAD, NICKEL, & ZINC <br /> Quality Assurance and Control Data - Water <br /> Laboratory Number 90823 <br /> Method Spike <br /> Compound Blank RL Recovery Limits RPD <br /> (mg/L) (mg/L) (o) (o) (%) <br /> Cadmium (Cd) ND¢0 01 0 01 110/98 75-125 120-. <br /> Chromium (Cr) ND<O 05 0 05 117/104 75-125 125s <br /> Copper (Cu) ND<O 05 0 05 114/102 75-125 110 <br /> Lead (Pb) ND<O 1 0 1 115/104 75-125 110 <br /> Nickel (Ni) ND<O 05 0 05 111/98 75-125 12% <br /> Zinc (Zn) ND<O 05 0 05 108/97 75-125 1106 <br /> • <br /> Definitions <br /> ND = Not Detected <br /> RPD = Relative Percent Difference <br /> RL = Reporting Limit <br /> mg/L = Parts per million (ppm) Senior Chemist <br /> QC File No 90823 Account Manager <br /> Page 3 of 3 <br /> Certified Laboratories <br />