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Section No: 6 Page: 12 of 16 Revision No: 2.0 Date: January 15, 1994 Sampling Procedures TABLE 6-1 RECOMMENDED SAMPLE COLLECTION AND PRESERVATION Volume Holding AM-1wi Chata-im ImLl E=rymdan —T*= Radiochemistry Gross Alpha & Beta P 1000 HNO3, pH <2 6 mo. Total Radium P 1000 HNO3;pH <2 6 mo. Total Uranium P 1000 HCI, pH <2 6 mo. Radon* G 2 5 Cool, 4 C 72 hr. Tritium G 2x250 Cool, 4 C 6 mo. Strontium 90 P 1000 HCl, pH <2 6 mo. All Bacteriological P,G 100 0.008% ; Na')S20 - Cool, 4 C, Sterile 30 hr. 14 days TFE-lined cap Volume or pH < 2; Cool, 4 C Holding ADLI= CARWIDS-r IMLI P=rvalion —1-= 109 • FsPrinking -WatC EPA 501* G, VOA 2 x 40 Na S203, if chlorinated 14 days TFE-septa cap HCl, pff < 2; Cool, 4 C EPA 502.2* G, VOA 2 x 40 Na S 03, if chlorinated 14 days TFE-septa cap H8 ;�� <2; Cool, 4 C EPA 504* G 2 x 40 Na2S203, if chlorinated 28 days TFE-septa cap Cool, 4 C EPA 505** G 2 x 40 Na2S2 0 , if chlorinated � 7 days TFE-septa cap Cool, 44 EPA 507 G, amber 1 x 1000 Na S 03, if chlorinated 14 days TFE-lined cap or pH < 2; Cool, 4 C EPA 508** G, amber I x 1000 Na2S2 0 if chlorinated � 7 days TFE-lined Cap Cool, 4 EPA 510* G, amber I x 250 Na2S2033, if chlorinated 14 days TFE-septa cap Cool, 44 No head space over sample. This is them holding time prior to extraction. The extracted sample may be held up to 40 days before analysis.