共 50 条
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- [24] DIRECT SPECTROPHOTOMETRIC DETERMINATION OF ARPRINOCID IN PREMIXES - COLLABORATIVE STUDY JOURNAL OF THE ASSOCIATION OF OFFICIAL ANALYTICAL CHEMISTS, 1982, 65 (01): : 52 - 61
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- [28] HIGH-PRESSURE LIQUID-CHROMATOGRAPHIC DETERMINATION OF THEOBROMINE AND CAFFEINE IN COCOA AND CHOCOLATE PRODUCTS - COLLABORATIVE STUDY JOURNAL OF THE ASSOCIATION OF OFFICIAL ANALYTICAL CHEMISTS, 1980, 63 (03): : 591 - 594
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