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�Urthlr LlD <br /> Superior Precision Ana/,ytical Inc. <br /> 4 1:25Artid(J Urive SLIf1C 1 14 ■ Kirimcv, C,111fornfa 9155-4 ■ (5101 X19-1' 11 / rcix (5101 1�9-1 <br /> ANALYSIS I~UR CADMIUM, CHROMIUM, COPPER, LEAD, NICKEL, & YxNC r <br /> QualzLy Assurance and Control Data - watez <br /> Laboratory Number 89739 <br /> Average <br /> Method alta Ice <br /> Compound Blank PQL Recovery 14=tri RFD � <br /> (m5/1.) (mg/L) (it) (9) <br /> Cadmium (Cd) ND<0 . 01 0 01 51.3% <br /> 01701113-utn (Cr) 'ND-,.O 05 0 . 05 104 75-A25 1% <br /> Copper (Cu) . ND<O 05 0 . 05 1071k 75-125 1a <br /> Lead (Pb) : ND<0 , 1 0 . 1 109% 75-125 2�- <br /> Nickel (1171) • ND<0 . 05 0 . 05 310% 75-X25 1� <br /> Zinc (lry) : ND.O 05 0 05 112% 75-�25 <br /> Definitione <br /> ND Not. Detected RPU = RulaLive Y -ent TU.Ifference <br /> FQL = Practical Quant rt.at aon Limit �� f <br /> QC File No 89739 <br /> Senior Chemist <br /> Account Manager <br /> ka�r 3 of I <br /> ( � rlilr��l ! rlxur�lr�rir ti <br />