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4-armpeg-nh2 (four armed polyethylene glycol amine) is a multi armed peg derivative. At each end of the four arms, there is a pentaerythritol core with amino groups. Reactive primary amines or NH2 ...

4-armpeg Mal (four armed polyethylene glycol maleimide) is a multi armed peg derivative, with maleimide groups connected to a pentaerythritol core at each end of the four arms, which can selectivel...

Mal-peg-oh (maleimide polyethylene glycol hydroxyl) is a linear heterobifunctional peg reagent with maleimide and hydroxyl. Mal-peg-oh is a useful PEG spacer crosslinker. Maleimide reacts with merc...

Sh-peg-nhs (mercapto polyethylene glycol succinimide ester) polyethylene glycol (PEG) compounds contain polyether units, usually expressed as R 1 - (o-ch 2 -ch 2) n -or 2. They are usually biocompa...

Alkyne peg NHS (alkynyl polyethylene glycol active ester) is a bifunctional peg derivative, which can be used to modify proteins, peptides and other substances through dynamic combinatorial chemist...

Ac-peg-sh (acrylate base- ω- Mercaptopolyethylene glycol) is a linear bifunctional peg reagent with acrylamide group, which can be used as free radical initiator or UV light induced polymerization....

Ac-peg-cooh (acryloyl polyethylene glycol carboxylic acid) is a linear heterobifunctional peg reagent with acrylate and carboxylic acid. It is a useful PEG spacer crosslinker. Ac-peg-cooh is a usef...

Aminoated polyethylene glycol derivatives can be used to modify proteins, peptides and other materials and small molecules with carboxyl groups (-cooh) or other active groups that can react with pr...

Inorganic chemical raw materials the main raw materials of inorganic chemical products are chemical minerals such as sulfur, sodium, phosphorus, potassium, calcium (see inorganic salt industry) and...

In the first quarter, the export growth rate of chemical products rebounded significantly, exceeding expectations, especially when the overall national export fell by 3.4% year-on-year (in US dolla...