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Weck Laboratories, Inc. <br /> Analytical Laboratory Services - Since 1964 <br /> Certificate of Analysis <br /> c y <br /> Weck Laboratories, Inc <br /> Conventional Chemistry/Physical Parameters by APHA/EPA/ASTM Methods-Quality Control <br /> Sample QC Spike of RPD <br /> Analyte Result Result Qualifier Units Level %REC Lt is RPD Limit <br /> Batch W720136-General Preparation <br /> BankW. 7D0136-BLK1)---------------_-_--- --- __�--- -----_--------Prepared&Analyzed:04/05/07------------------ <br /> Total Dissolved Solids..................... ND mg/1 <br /> LCSAW7D0136-BS11.---------------._ ----- --.--- -_---_Prepared&Analyzed:04/05/07 ------_-.-._.-- <br /> Total Dissolved Solids..................... 819 mg/1 824 99 98-103 <br /> Du licate(W7D0136-DUP1)_—__-. _._--_-_-,_._-_ Source:7040448-01 __Prepared&Analyzed:04/05/07-________.____ <br /> Total Dissolved Solids.....................1700 1680 mg/I 1 10 <br /> �n accQgo, <br /> 1,1 <br /> M5- ~f X0,11 a ,p <br /> - u <br /> R <br /> Authorized Signature ELAP #1132 <br /> . h� LACSD# 10143 <br /> Contact. Taylor Maligmat (Project Manager) <br /> NELAC#04229CA <br /> The results in this report apply to the samples anal)r-ed in accordance with the chain of custody document. Weck Laboratories certifies that the test results meet all <br /> requirements of NELAC unless noted in the Case Narrative. This analytical report must be reproduced in its entirety. <br /> Notes: <br /> The Chain of Custody document is part of the analytical report. <br /> Any remaining sample(s)for testing will be disposed of one month from the final report date unless other arrangements are made in advance. <br /> All results are expressed on wet weight basis unless otherwise specified. <br /> ND=NOT DETECTED at or above the Reporting Limit. If J-value reported,then NOT DETECTED at or above the Method Detection Limit(MDL). <br /> Sub=Subcontracted analysis,original report enclosed. <br /> Dil=Dilution Factor <br /> MDL=Method Detection Limit <br /> MDA=Minimum Detectable Activity <br /> An Absence of Total Coliform meets the drinking water standards as established by the State of California Department of Health Services, <br /> The Reporting Limit(RL)is referenced as laboratory's Practical Quantitation Limit(PQL). <br /> For Potable water analysis,the Reporting Limit(RL)is referenced as Detection Limit for reporting purposes(DLRs)defined by EPA. <br /> If sample collected by Weck Laboratories,sampled in accordance to lab SOP MIS002 <br /> Flags for Data Qualifiers: <br /> Lab#:7040435 28 Page 2 of 2 <br /> 14859 East Clark Avenue,City of Industry,California 91745-1396 (626)336-2139 FAX (626)336-2634 <br /> www.weeklabs.com <br />