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Product Name: Best Price Poly (acrylic acid) Powder Carbopol U21 Carbomer U21 Model NO.: MJ-001 Colour: White Quality: Industrial Appearance: Powder Type: Agrochemical Intermediates EINECS: 9007-20-9 Formula: C3h4o2 CAS No.: 9007-20-9 Shipment: by Air or Sea Payment: T/T Wu Trademark: Mojin Transport Package: Carton Specification: 20kg/carton Origin: China HS Code: 3906909000 Product Description Product informationProduct nameCarbomerCAS NO.9007-20-9MolecularFormuaC3H4O2Molecular Weight102.1317Assay99%MINAppearancewhitepowderPackagingaccording to customer's requiementApplicationsPharmaceutical IntermediatesRemarksFor more details,please contact usCarbopol Ultrez 20,also called Carbomer or Carboxypoly-methylene is a generic name for synthetic high molecular weight polymers of acrylic acid used as thickening, dispersing, suspending and emulsifying agents in pharmaceuticals and cosmetics. They may be homopolymers of acrylic acid, crosslinked with an allyl ether pentaerythritol, allyl ether of sucrose or allyl ether of propylene.Carbomers are found in the market as white and fluffy powders. They have the ability to absorb, retain water and swell to many times their original volume. Carbomers codes (910, 934, 940, 941 and 934P) are an indication of molecular weight and the specific components of the polymer .Package and shipmentPackage: by cartonshipment : by sea or by air