Changsha weichuang chemical co.,ltd -

Changsha weichuang chemical co.,ltd

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sodium metabisulphite
Specification: roduct Specification: TEC
Detail: Name£º Sodium Metabisulphite Chemical formula£º Na2S2O5 Physical appearance£º White powder or small crystalline particles. Quality standard£º GB1893-1998 Description£º Application: 1>Bleaching agent f...

sodium thiosulphate
Specification: Photo grade (99%min ) Tech grade(98.5% min)
Detail: Name£º Sodium Thiosulfate Chemical formula£º Na2S2O3¡¤5H2O Physical appearance£º Colorless or slightly yellow tran***rent monoclinic crystal. Quality standard£º HG/T 2328-1992 Description£º Applicati...


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