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Product name: MPEG-NHS

Product specification:1g/5g(Customized according to requirements）

PEG molecular weight：1K,2K, 5K, 10K, 20K, 40K

Product description：

Appearance：White or off white or yellowish solid, semi-solid.

CAS No：756525-94-7

Solubility：dissolve in water ,chloroform，DMSO。

Molecular weight（PEG ）：2000、3400、5000，other molecular weights can be customized

Reminder：In order to obtain the best use effect of the product, the material should always be kept at a low temperature under dry conditions to avoid frequent thawing and freezing. 

In order to ensure the stability of the product, please note that the package can only be opened after constant temperature drying!