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ISNff: (Fizz) <br />(U.S.D.A. Handbook 60) <br />3N HC1: Dilute 250 tnls of HC1 conc. to 7 liter. <br />PROCEDiP.tE: <br />1 Place several grates of soil an watchglass. <br />2 Saturate soil with deionized water to displace air trapped in soil; <br />3 Add a few drops of 3N HC1. <br />4 Note effervescence that occtas. This is termed slight, moderate <br />or high. <br />I, <br />/, <br />/, <br />6-49 <br />