B802735-500ml | ≥99.5%(GC)

B802736-5ml | Standard for GC，≥99.7%(GC)

R005120-10L | 99%

R008182-1L | 99%（分子筛、 Water≤50 ppm）,RhawnSeal

R096477-5ml | ≥99.7%(GC)（标准试剂）

CCEM501785 | 99.1%

CCEM501785 | 99.1%

CCEM500355 | >95%

CCHM701660 | 99.9%

CCHM701612 | 98.2%