Vol. 1 No. 3 (1961)

Articles

• Changes of Water and Nitrogen Content of "Trasi" during Commercial Preparation and Storage

  I. Sianturi

  2-10

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• The Direct Titration of Some Sulfonamide in Tablets

  Tan Sip Ie, Poey Seng Buw

  11-17

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• Tjatatan Mengenai Stratigraphy Pegunungan Karangbolong, Djawa Tengah

  H.D. Tjia

  18-22

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