usb試劑 22638 1 LT TRIS/HCL PH 8- 1M ULTRAPURE 22638 100 ML TRIS/HCL PH 8- 1M ULTRAPURE
usb試劑 22561 1 KG TRICINE 22561 100 GM TRICINE
usb試劑 22292 1000 UN THROMBIN HUMAN LYO 1000 NIH UN/VL
usb試劑 22290 1 KG L-THREONINE 22290 10 GM L-THREONINE
usb試劑 21938 1 KG SUCROSE ULTRAPURE 21938 5 KG SUCROSE ULTRAPURE
usb試劑 21931 2.5 KG SUCROSE ACS GRADE 21931 500 GM SUCROSE ACS GRADE