상품 이미지 새창 보기
창닫기
![O-[2-(3-Mercaptopropionylamino)ethyl]-O''-methylpolyethylene glycol](https://www.sigmaaldrich.com/content/dam/sigma-aldrich/structure5/103/mfcd00803682.eps/_jcr_content/renditions/mfcd00803682-large.png)