Acid-PEG-acid，HOOC-PEG-COOH，Bis-carboxylic acid PEG Carboxylic acid (polyethylene glycol) Carboxylic acid Synonym: Acid PEG acid Product Structure: Product Specifications: l  Catalog Numbers:PS2-CM-400,600, 1K,2K,3.4K, 5K, 10K. l  Appearance: White/off-white solid, semi-solid or liquid depends on molecular weight. l  Solubility: 10 mg/mL in water,chloroform, DMSO. l  Stability: 1 Years at -20°C, Desiccate. l  Linear Formula：HOOCCH2(CH2CH2O)nCH2COOH. l  Molecular Weight（PEG）: 400,600, 1K,2K,3.4K, 5K, 10K. l  Reactive group: COOH. l  Reactive to: NH2. l  Purity: > 95%.   Handling and Use: HOOC-PEG-COOH  is sensitive to light and temperature. For best use, material should always be kept in low temperature in dry condition.  Avoid frequent thaw and freezing. For more information about using this product, .   Storage Conditions： HOOC-PEG-COOH should be stored at -20℃. Desiccate.  Materials may be handled under inert gas for best stability. Re-test material after 12 months.   References： l  PEGylated Titanate Nanosheets: Hydrophilic Monolayers with a Superior Capacity for Selective Isolation of Immunoglobulin G------Nanoscale (IF=7.233) l  PEGylated and CD47-conjugated nanoellipsoidal artificial antigen-presenting cells minimize phagocytosis and augment anti-tumor T-cell responses------ Nanomedicine: Nanotechnology, Biology and Medicine (IF=6.5) l  2D Dendritic Gold Nanostructures Formed on Silica Nanosheets: Transferability, Clean Surface, and Their Biomedical Application------Particle & Particle Systems Characterization (IF=4.384) Related Products: BIOTIN-PEG-COOH, DSPE-PEG-COOH NH2-PEG-COOH ,FA-PEG-COOH FITC-PEG-COOH,HS-PEG-COOH This product is for research use only and is not intended for use in humans or for diagnostic use.