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      Potassium bicarbonate PT 50g
      N-Acetaniline O.A.S 25g
      P-Ethoxy-N-acetaniline O.A.S 5g
      Trifluoroacetaniline O.A.S 5g
      Melamine O.A.S 5g
      Hexachlorobenzene O.A.S 5g
      M-dinitrobenzene O.A.S 5g
      Hippuric acid O.A.S 5g
      Cinnamic acid O.A.S 5g
      P-fluorobenzoic acid 99.5 5g
      M-nitrobenzoic acid 99.5 5g
      P-chlorobenzoic acid 99.5 5g
      P-bromobenzoic acid 99.5-100.5 5g
      O-iodobenzoic acid O.A.S 5g
      P-iodobenzoic acid O.A.S 5g
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