聚氧乙烯分子量標準品 子起生物

Polyethylene oxide analytical standard, for GPC Mw=25K 

Polyethylene oxide analytical standard, for GPC Mw=50K 

Polyethylene oxide analytical standard, for GPC Mw=75K 

Polyethylene oxide analytical standard, for GPC Mw=100K 

聚氧乙烯分子量標準品 子起生物 4OO-8II-9O8I

Polyethylene oxide analytical standard, for GPC Mw=200K

Polyethylene oxide analytical standard, for GPC Mw=300K 

Polyethylene oxide analytical standard, for GPC Mw=600K

Polyethylene oxide analytical standard, for GPC Mw=1,200K

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聚氧乙烯分子量標準品 子起生物 4OO-8II-9O8I