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shanghai Yongzeng chemical co.,ltd

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2,2'-bipyridine
2,2'-bipyridine
Specification: 99.5%min
Detail: CAS NO.:366-18-7 Appearance: White crystalline powder Purity (GC): 99.50% min Melting point : 69.0-71.0? Moisture (KF): 0.50% max Free chlorine: 0.0010% max Sulfate radical (SO42-): 0.0050% max Heavy metal (Pb): 0.0...
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