Hydrolysis plant (digestion) using H2SO4 - Na2SO4 - Se mixture digestion of the sample plant 0.2xx gram tube into test tube, 100 ml refill H2SO4 - Na2SO4 - Se mixture (digestion mixture) to 1 tablespoon. . then digest on Block digestor under the fume hood control of the digest in the range 360 - 400o C decomposed plant specimens until the solution is clear, therefore, let it cool down. Filter with filter paper And adjust the volume to 50 ml.
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