Product name:  Cholesterol-PEG-NHS，CLS-PEG-NHS

Product specification:  1g(Customized according to requirements）

Product description： 

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

Solubility：10 mg / ml water, chloroform, dichloromethane, DMSO.

Stability：12 months under low temperature drying conditions below 4 ℃

Molecular weight（PEG ）：1K,2K,3.4k,5K

other molecular weights can be customized：NHS

Preservation conditions：< 4 ℃, low temperature dry storage, inert gas protection.

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. 

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