Abstrak : Study of naphtol AS-LB reduction with soga tea technically was reported before. Napthol AS-LB could be reduced until 35 percent with aanzet-nazet pathway. Now, study of production cost of naphtol AS-LB reduction already has done. The most factor to has influence of production cost was identified only chemical needs. The salary, electrical cost etc. were not calculated because no have different. The chemical needs biside naphtol AS-LB like as sodium hydroxide was reduce until 85,5 percent, spirits 40 percent, salt 85,5 percent, water 85,5 percent, and diazonium salt arise until 28 percent. The production cost could be reduce until Rp. 1.741/kg of fabric in small scale or Rp. 435.250.000/ year in national scale.

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Indonesia

1693-8550

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Oktober 2009, Vol. 5 No. 2

Halaman 1-7

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