|Molecular formula||NA||Molecular weight||2000、3400、5000，Customizable|
Note: for dangerous goods, low-temperature transportation products, IATA products and other products requiring special transportation, transportation fees and other related expenses may be charged according to the actual situation.
1g、500mg（Specifications can be customized according to requirements）
Solubility: soluble in conventional aqueous solutions and most organic solvents
Stability: dried at - 20 ° C for 12 months.
Molecular weight (PEG): 2000、3400、5000, other molecular weights can be customized.
Handling and use：
Sa-peg-fa is sensitive to light and temperature. For optimum use, the material should always be kept at low temperature under dry conditions. Avoid frequent thawing and freezing.
Sa-peg-fa should be stored in a dry and dark place at - 20 ℃. The material can be treated in inert gas for optimum stability.
Note: the products sold by our company are only used for scientific research, not for human experiments or human treatment.
Based on the business model of independent research and development, production and sales integration, the company's products have obvious price advantages compared with similar products on the market. In addition, we also provide professional product customization services.
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18896157519, QQ: 3354316092