P2191
Poly(D,L-lactide-co-glycolide)
lactide:glycolide (50:50), mol wt 30,000-60,000
Synonym(s):
LACTEL® B6010-2, PLGA
About This Item
feed ratio
lactide:glycolide (50:50)
Quality Level
mol wt
30,000-60,000
storage temp.
−20°C
SMILES string
OCC(O)=O.CC(O)C(O)=O
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General description
Application
Features and Benefits
Physical form
Legal Information
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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Which document(s) contains shelf-life or expiration date information for a given product?
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.
How do I get lot-specific information or a Certificate of Analysis?
The lot specific COA document can be found by entering the lot number above under the "Documents" section.
How do I find price and availability?
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What is the Department of Transportation shipping information for this product?
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
Product P2191, Poly(D,L-lactide-co-glycolide), is a compound that is useful as a time-release agent in delivery systems such as herbicides, pesticides, and drugs. What is the rate of degradation?
The higher the lactic acid to glycolic acid ratio, the slower is the degradation rate of the polymer. Molecular weight of the polymer is a contributing factor to the degradation; the lower the molecular weight, the faster the degradation rate of the polymer.
What is the glass transition temperature of Product P2191, Poly(D,L-lactide-co-glycolide)?
The glass transition is 45-50°C; the melting point is amorphous.
What is the viscosity of Product P2191, Poly(D,L-lactide-co-glycolide)?
The viscosity of this product is lot-specific and can be found in the Certificate of Analysis.
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