Vol. 13 No. 1 (1997)

Research Articles

• Fluorescence studies of selected 5-X [1,2,5] thiadiazolo [3,4-d] pyrimidines

  Zanariah Abdullah, N. M. Waldron

  1-5

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• An alkaloid and a saponin from Argemone mexicana

  Leonora P. Maliwat, Consolacion Y. Ragasa, Masaru Tada

  7-9

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• Antimutagenic diterpenes from Andrographis paniculata

  Zenaida D. Nacpil, Consolacion Y. Ragasa, John C. Coll, John A. Rideout

  11-16

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• Antimutagenic and antifungal terpenes from Hyptis suaveolens

  Consolacion Y. Ragasa, Leonora P. Maliwat, Bruce F. Bowden

  17-21

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• Extraction and partial characterization of the water-soluble mucilage from Corchorus olitorius Linn. (Fam. Tiliaceae)

  N. E. Montaño, J. F. De Leon, M. M. Loquias

  23-25

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• Microscale experiments for general chemistry

  Jose Bergantin, Jr., Joyce Tan, Fortunato Sevilla III

  27-29

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• Microscale experiments on the purification of organic compounds

  Soledad G. Yao

  31-33

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• A microscale experiment for organic chemistry: column chromatography of pigments of Capsicum frutescens

  Erlinda I. Espeso, Sotera G. Gelvero, Cecilia M. Villaraza

  35-36

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