General properties:

Name：PEG3400-Se-Se-PLGA40K(75/25)

Cat.#：QY-C-S3

Date of Analysis： 2020.5.14

Recommended Retest date： 2021.5.14

Stability： 12 months

Storage： -20°C in the dark

 

 

 

 

 

 

 

Items	Specification	Results
Appearance	Solid	Solid
1H NMR	Identical to the   Structure	Identical to the   Structure
Foreign Material	None	None
Substitution	＞95%	＞95%

Report Date: 2020.5.14