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详细信息 Product Description SPECIFICATIONSSpecificationsAppearance: White or pale yellow powderMelting Point: 50-70 DCAssay: 99% MIN.Volatile: 0.5% MAX.Ash: 0.1% MAX.Transmittance425nm 95% MIN.450nm 97% MIN.Package: 25KG Cartons
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