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' I a <br /> NORTH COAST <br /> LABORATORIES LTD <br /> Date: 24 August 1993 <br /> Page 2 of 2 <br /> Report to: We Environmental Science & Technology <br /> 1046 Olive Drive, Suite 3 <br /> Davis, CA 95616 <br /> r <br /> Attn: Les Biddle <br /> sample Description: Sheldon/Stockton/#1 Short <br /> NCL # ,. 93-08-344--02A <br /> I <br /> Date <br /> _Received_^08-16-93�__-_____-^-----_-W---Date-Sampled:-08-11-93 ) <br /> HAZARDOUS WASTE BIOASSAY SCREENING TEST <br /> I <br /> Supporting Data: Hardness and alkalinity (run only on controls and" <br /> highest concentration) . a <br /> Control 750 mg/L Units <br /> #1 #2 #1 #2 k <br /> Hardness <br /> Initial 48 <br /> 47 52 50 mgCaCO3/L <br /> Hardness <br /> Final 48 48 49 48 mgCaCO3/L <br /> Alkalinity <br /> Initial 52 52 51 52 mgCaCO3' /L i <br /> f <br /> i I <br /> Alkalinity <br /> Final 48 47 43 42 mgCaCO3/L <br /> Fish Data: <br /> Average Length: 2 . 5 cm Max. Length: 2 . 7 cm Min. Length: 1. 9 cm <br /> Average Weight: 0. 25g Max. Weight: 0. 278 Min. Weight: 0. 19g <br /> Acclimatization: 44 days <br /> Species: Fathead Minnow, Pim_ ephales promelas <br /> Date Started: 08-19-93 <br /> 2 tanks per dilution,' 10 Fish per tank <br /> Samples were maintained at 20 + 20C <br /> Labo at y Supervisor(s) QA Officer Jesse G. Chaney, Jr. <br /> Laboratory Director <br /> r()110 �^V(:,J l nrl R(i,irl .:Nrr, f.i f Idiforni,i QSS?3 •707-8??-464') -FAX 707-822-6811 <br />