化学结构：OH-PEG-COOH分子的一端具有羟基（-OH），另一端具有羧基（-COOH），中间通过聚乙二醇（PEG）链连接。 分子量：可根据需求定制，常见的有400、600、1000、2000、3400、5000、10000、20000等。 外观：固体或粘性液体，具体状态取决于分子量。 溶解性：溶于大 ...

COOH-PEG-SH 羟基PEG羧基；OH-PEG-COOH 羟基PEG巯基；OH-PEG-SH返回搜狐，查看更多 平台声明：该文观点仅代表作者本人，搜狐号系信息发布平台，搜狐仅提供信息存储空间服务。

An Ohio Muslim civil rights leader condemned the government's crackdown on protests against the war in Gaza, including at Ohio State University, as a new report raises concerns about a nationwide ...

Hindu is considered one of the oldest religions on record. Roughly 1% of Ohio's adult population (estimated to be just over 100,000 of Ohio's nearly 12 million people) practice the Hindu religion ...

COLUMBUS, Ohio — Four-star 2026 offensive tackle Maxwell Riley, the No. 114 overall prospect and No. 9 offensive tackle in the 247Sports composite rankings, has committed to Ohio State.

More rain showers will continue to move through central Ohio this Sunday morning. Though rain chances do decrease as the day goes on, in the afternoon there will be the chance for pop-up ...