上海西宝生物科技有限公司(Seebio)是美国聚合物标准品公司(APSC)的中国区官方授权代理。主要提供有机凝胶色谱标准品(Organic GPC/SEC Standards)和水性凝胶色谱标准品(Aqueous GPC/SEC Standards)两类产品。
Polyvinyl Acetate
Broad MWD | ||||
Catalog # | Mw | Mn | IV* (dl/gm) | Qty. |
PVAC275K | 275,000 | 65,700 | 0.780 | 1.0g |
PVAC234K | 234,000 | 74,000 | 0.748 | 1.0g |
PVAC195K | 195,000 | 52,100 | 0.621 | 1.0g |
PVAC189K | 189,000 | 50,000 | 0.616 | 1.0g |
PVAC134K | 134,100 | 38,400 | 0.496 | 1.0g |
PVAC124K | 124,100 | 40,300 | 0.460 | 1.0g |
PVAC45K | 45,000 | 18,700 | 0.251 | 1.0g |
PVAC17K | 17,000 | 7,500 | 0.135 | 1.0g |
Catalog # | Kit Description |
PVACKIT | 1.0g of PVAC17K - PVAC275K |
IV* - Intrinsic Viscosity in THF at 30°C
Mark-Houwink Parameters: a = 0.63; K = 0.00035