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- [44] DETERMINATION OF ASCORBIC ACID IN MICROGRAM QUANTITIES IN FEEDSTUFFS ARKIV FOR KEMI, 1970, 31 (05): : 467 - +
- [45] DETERMINATION OF MICROGRAM QUANTITIES OF INORGANIC SULFATE AND HALIDES ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1977, 173 (MAR20): : 10 - 10