50 g,OD:20-30 nm L:5-30 μm 10 g,OD:20-30 nm L:5-30 μm
50 g,OD: 20-30 nm, L: 5-30 μm 10 g,OD: 20-30 nm, L: 5-30 μm
5 g,纯度95%长度0.5-2微羧基含量1.23wt% 50 g,纯度95%长度0.5-2微羧基含量1.23wt%
5 g,纯度95%长度0.5-2微羟基含量1.76wt% 50 g,纯度95%长度0.5-2微羟基含量1.76wt%
5 g,纯度95% 长度0.5-2微直径20-30nm 50 g,纯度95% 长度0.5-2微直径20-30nm
10 g,纯度95%长度10-30微羧基含量1.23wt% 50 g,纯度95%长度10-30微羧基含量1.23wt%
10 g,纯度95%长度10-30um羟基量1.76wt% 50 g,纯度95%长度10-30u羟基量1.76wt%
10 g,纯度95% 长度10-30um直径20-30nm 50 g,纯度95% 长度10-30um直径20-30nm
微信扫一扫即可在线咨询