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NORTH COAST <br /> LABORATORIES LTD. <br /> i <br /> ' f <br /> r � <br /> I�! Date: 24 'August 1993 <br /> Page 2 of 2 ; t <br /> Report to: Western Environmental Science & Technology <br /> 1046 Olive Drive Suite 3 s. <br /> k <br /> Davis, CA 95616 i <br /> Attn: Les Biddle I <br /> - i <br /> Sample Description: Sheldon/Stockton/#1 Tall i <br /> 1 <br /> NCL # : 93-08--344-01A <br /> Date Received: aO8-16-93 Date Sampled: 08-11-93 <br /> HAZARDOUS WASTE BIOASSAY SCREENING TEST <br /> Supporting Data: Hardness and alkalinity (run only on controls and I <br /> highest concentration) . <br /> Control 750 mg/L Units <br /> #'1 #2 #1 #2 <br /> i <br /> G <br /> ' Hardness <br /> Initial 48 47 47 52 mgCaCO3/L <br /> Hardness <br /> f <br /> Final 48 48 45 52 mgCaCO3/L <br /> i <br /> Alkalinity <br /> Initial 52 52 47 46 mgCaCO3/Li { <br /> Alkalinity <br /> Final 48 47 42 40 mgCaCO3/L , <br /> f <br /> Fish Data• <br /> Average Length: 2 . 5 cm Max. Length: 2 . 7 cm Min. Length: 1.9 cm r l <br /> Average Weight: 0. 258 Max. Weight: 0. 27g Min. Weight: 0. 19g j <br /> Acclimatization: 44 days 1 <br /> Species: Fathead Minnow, Pime hales promelas <br /> Date Started: 08-19-93 <br /> 2 tanks per dilution, 10 fish per tank i <br /> Samples were maintained at 20 + 2°C <br /> i <br /> k <br /> Labo at ry Supervisor(s) QA Officer Jesse G. Chaney, Jr. <br /> Laboratory Director. <br /> ;r801� i-I Fn(I Pinxi .Arr Utz Cjfifornii (155?1 •707-822-4649 -FAX 707-822-6831 i <br />