B802712-5ml | Standard for GC，≥99.7%(GC)

B802713-500ml | ≥99.5% (GC)

B802713-2.5L | ≥99.5% (GC)

B802715-500ml | ≥99%(GC)

B802715-2.5L | ≥99%(GC)

Y98606-100mg | 98%

Y92389-1g | 95%

Y33288-100g | ≥90%(T)

Y31931-5g | ≥95%

Y24949-5ml | ≥98%