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- [2] SPECTROPHOTOMETRIC DETERMINATION OF SULFUR DIOXIDE WITH FERROZINE ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1971, (MAR-A): : 34 - &
- [5] SPECTROPHOTOMETRIC DETERMINATION OF MICRO AMOUNTS OF ASCORBIC ACID USING FERROZINE ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1971, (MAR-A): : 80 - &