H17094a-5ml | GCS,≥99.9%

A800361-5ml | Standard for GC，≥99.8%

A800363-500ml | 农残级，≥99.9%(GC)

A800363-4L | 农残级，≥99.9%(GC)

A800364-500ml | >99.5%(GC)

SHAM_160548 | 10mg/ml

R041429-100g | 98%

Sigma-Aldrich-S#905909-1.75MG | 10 nm diameter, Cy3 and azide functionalized, powder

Sigma-Aldrich-S#809357-100ML | 见证书

Sigma-Aldrich-S#809403-100ML | 见证书