2,3-dicyano-5,6-dichlorobenzoquinone, CAS: 84-58-2, content: 99%, bright yellow to orange crystalline powder, 25kg / cardboard barrel

 Ethyl 2-(2-aminothiazole-4-yl)-2-hydroxyiminoacetate  CAS: 64485-82-1 content: 99%, yellow to beige powder, 25kg / cardboard barrel

 N-Acetylsulfanilyl chloride CAS: 121-60-8, content: 99%, light gray acicular crystal, 25kg / cardboard barrel

Methoxyformylmethylene triphenylphosphine CAS: 2136-75-6 content: 99%, colorless powder, 25kg / cardboard barrel

 Sulfathiazole sodium CAS: 144-74-1, content: 99%, colorless powder, 25kg / cardboard barrel

Purpuric acid CAS:87-39-8 Content: 99%, colorless powder, 25kg / cardboard barrel