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Nitrogen Standards Kit Methionine Atropine Nicotinamide Acetanilide 4 x 0.5gm Alkaloid Salt Solid N.O.S.6.1. UN1544 SKU: B2133Availability: In stock$63.00
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CHNS/CHNS-O Standards Kit Cystine Sulphanilamide Methionine BBOT 4 x 0.5gm SKU: B2135Availability: In stock$63.00
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CHN/CHN-O Standards Kit Acetanilide Atropine Cyc Nicotinamide 4 x 0.5gm Alkaloid Salt Solid N.O.S.6.1. UN1544 SKU: B2136Availability: In stock$68.24