WIXLIB

American Polymer Standards Corporation8680 Tyler Blvd., Mentor, OH 44060www.ampolymer.comPOLYSTYRENE (NARROW MWD) . 2POLYLACTIC ACID . 7POLYSTYRENE (ULTRA HIGH MW, NARROW MWD). 2POLYISOPRENE (BROAD MWD) . 7BIMODAL POLYSTYRENE (NARROW MWD). 2POLYMETHACRYLIC ACID – NA SALT (NARROW MWD) . 7POLYSTYRENE (BROAD MWD) . 2POLYACRYLIC ACID – NA SALT . 7BROMINATED POLYSTYRENE . 2POLYACRYLIC ACID – NA SALT (BROAD MWD) . 7POLYMETHYL METHACRYLATE (NARROW MWD) . 3POLYACRYLAMIDE (NON-IONIC) . 7POLYMETHYL METHACRYLATE (BROAD MWD) . 3POLYACRYLAMIDE (NON-IONIC) . 7POLYBUTADIENE (BROAD MWD) . 3POLYETHYLENE OXIDE (ANIONIC, NARROW MWD) . 8POLYBUTADIENE (NARROW MWD) . 3POLYETHYLENE OXIDE (ANIONIC, BROAD MWD) . 8POLYCARBONATE (BRANCHED) . 3POLYETHYLENE GLYCOL (NARROW MWD) . 8POLY (VINYL BUTYRAL) (BROAD MWD). 3POLYSTYRENE SULFONATE (NARROW MWD) . 8POLY (ISO-BUTYLENE) (BROAD MWD) . 3POLYSTYRENE SULFONATE (BROAD MWD) . 8POLYVINYL CHLORIDE (BROAD MWD) . 4DEXTRAN (BROAD MWD, BRANCHED POLYSACCHARIDES) . 8POLYPROPYLENE GLYCOL (NARROW MWD) . 4DEXTRAN (BRANCHED, POLYSACCHARIDES) . 9POLYVINYL ACETATE (BROAD MWD) . 4HYDROXYETHYL STARCH (BROAD MWD) . 10POLYPROPYLENE (BROAD MWD). 5PULLULAN (NARROW MWD) . 10POLYDIMETHYLSILOXANE (BROAD MWD) . 5PULLULAN (BROAD MWD) . 10CELLULOSE ACETATE . 5HYDROXYETHYL CELLULOSE . 10CELLULOSE TRIACETATE . 5POLYVINYL ALCOHOL . 10POLYDIMETHYLSILOXANE. 5CARBOXYMETHYL CELLULOSE – NA SALT . 10POLYETHYLENE (BRANCHED HD-LDPE) . 6HYDROXYPROPYL METHYCELLULOSE . 10POLYETHYLENE (BROAD MWD). 6POLYVINYLPYRROLIDONE . 10POLYETHYLENE (NARROW MWD) . 6POLY(ALLYLAMINE) HYDROCHLORIDE (BROAD MWD) . 10POLYETHYLENE (ULTRA HIGH MWD) . 6CHITOSAN (CATIONIC – BROAD MWD) . 11POLYACRYLONITRILE . 6HYDROXYPROPYL CELLULOSE . 11POLYBUTYLENE TEREPHTHALATE. 6HYDROXYPROPYL CELLULOSE (BROAD MWD) . 11POLYTETRAHYDROFURAN. 6XANTHAN . 11NYLON 6 /POLY . 6POLY (2 – VINYLPYRIDINE) (CATIONIC – NARROW MWD) 11NYLON 66 . 6POLY (2 – VINYLPYRIDINE) (CATIONIC – BROAD MWD) . 11VINYLIDENE FLUORIDE-HEXAFLUOROPROPYLENE . 6GUAR GUM . 11POLYSULFONE . 7Phone: 440-255-2211August 2022 (Rev. 39)*Fax: 440-255-8397Page 1 of 11*Email: apsc@ampolymer.com

American Polymer Standards Corporation8680 Tyler Blvd., Mentor, OH 44060www.ampolymer.comPolystyrene (Narrow MWD)Price per Individual Standard: 102/250mgPolystyrene (Ultra High Mw, Narrow MWD)Price per Individual Standard: 333/250mgCatalog .040PS2000K1,900,0001,970,0001,790,0003.870IV* - Intrinsic Viscosity (dL/g) in THF at 30 Ca & K values for PS162 – PS5400 (a 0.428; K 0.0017)a & K values for PS6000 – PS12000K (a 0.712; K 0.000128)Catalog #PS2200KPS3000KPS5000KPS6000KPS7000KPS12000KAugust 2022 (Rev. og 0K1,000,0002,000,0003.654Mp1 peak molecular weight of first standardMp2 peak molecular weight of exact doublePolystyrene (Broad MWD)Price per Individual Standard: 200/1.0gCatalog 200.4270.2610.1890.1120.035-------Brominated Polystyrene (% Br 66.3; % Cl 0.92)Price per Individual Standard: 333/250mgFax: 440-255-8397Page 2 of 2,650,000Bimodal Polystyrene (Narrow MWD)Price per Individual Standard: 187/250mgCatalog #BRPS650KBRPS35KPhone: Mz1,300,00051,500Email: apsc@ampolymer.comIV*0.2840.037

American Polymer Standards Corporation8680 Tyler Blvd., Mentor, OH 44060www.ampolymer.comPolymethyl Methacrylate (Narrow MWD)Price per Individual Standard: 167/250mgCatalog 00620,000748,7001,000,0002,200,000Polybutadiene (Narrow MWD)Price per Individual Standard: 0.8421.2551.2411.7362.950Polymethyl Methacrylate (Broad MWD)Price per Individual Standard: 187/1.0gCatalog ,6009,650IV* - Intrinsic Viscosity (dL/g) in THF at 30 a & K values for all PMMA (a 0.69; K 090.3600.3070.2690.2420.1580.087Polybutadiene (Broad MWD)Price per Individual Standard: 187/1.0gCatalog 000110,00080,000Mz800,000430,000515,000Catalog .043PBU5005005004250.029IV* - Intrinsic Viscosity (dL/g) in THF at 30 Ca & K values for Narrow PBU (a 0.715; K 0.000350) (THF)a & K values for Narrow PBU (a 0.714; K 0.000364) (Toluene)a & K values for Narrow PBU (a 0.712; K 0.000428)(Chloroform)Polycarbonate (Branched)Price per Individual Standard: 200/1.0gCatalog 2IV* - Intrinsic Viscosity (dL/g) in THF at 30 Ca & K values for PC (a 0.67; K 0.000490)Poly (Vinyl Butyral) (Broad MWD)Price per Individual Standard: 200/1.0gCatalog .750IV* - Intrinsic Viscosity (dL/g) in THF at 30 CPoly (Iso-Butylene) (Broad MWD)Price per Individual Standard: 200/1.0gCatalog 7501,3004,800PIB1K1,6009503,600IV* - Intrinsic Viscosity (dL/g) in THF at 30 CPhone: 440-255-2211August 2022 (Rev. 39)*Fax: 440-255-8397Page 3 of 11*Email: 90.0850.0610.043

American Polymer Standards Corporation8680 Tyler Blvd., Mentor, OH 44060www.ampolymer.comPoly (Iso-Butylene) (Narrow MWD)Price per Individual Standard: 200/250mgCatalog 0,0001,318,0002,050,000Phone: 440-255-2211August 2022 (Rev. 39)Polyvinyl Chloride (Broad MWD)Price per Individual Standard: 200/1.0g*Catalog 00.575IV* - Intrinsic Viscosity (dL/g) in THF at 30 CPolypropylene Glycol (Narrow MWD)Price per Individual Standard: 80/1.0gCatalog 4504604100.027PPG767676760.018IV* - Intrinsic Viscosity (dL/g) in THF at 30 Ca & K values for PPG (a 0.585; K 0.000620)Polyvinyl Acetate (Broad MWD)Price per Individual Standard: 200/1.0gCatalog 07,5000.135IV* - Intrinsic Viscosity (dL/g) in THF at 30 Ca & K values for PVAC (a 0.63; K 0.00035)Polypropylene (Low Mw, Narrow MWD)Price per Individual Standard: 200/250mgCatalog 00.023PP7807808007600.021IV* - Intrinsic Viscosity (dL/g) in THF at 30 Ca & K values for PP Low MW (a 0.78; K 0.00014)Fax: 440-255-8397Page 4 of 11*Email: apsc@ampolymer.com

American Polymer Standards Corporation8680 Tyler Blvd., Mentor, OH 44060www.ampolymer.comPolypropylene (Broad MWD)Price per Individual Standard: 200/1.0gPolydimethylsiloxanePrice per Individual Standard: 293/500mgCatalog .113PP12001,2208851,1000.032PP8008307408000.025IV* - Intrinsic Viscosity (dL/g) in TCB at 145 Ca & K values for PP Broad (a 0.750; K 0.000137)Polydimethylsiloxane (Broad MWD)Price per Individual Standard: 187/1.0gCatalog S1K1,380860-------IV* - Intrinsic Viscosity (dL/g) in Toluene at 30 Ca & K values for PDS (a 0.731; K 0.0000624)Cellulose AcetatePrice per Individual Standard: 234/250mgCatalog #CA135KMw135,200Mn94,300IV*1.708IV* - Intrinsic Viscosity (dL/g) in 98% Acetone, 2% Water at 30 CCellulose TriacetatePrice per Individual Standard: 273/250mgCatalog 40K840,0001,000,000752,0001.845IV* - Intrinsic Viscosity (dL/g) in Toluene at 30 Ca & K values for LPDS, MPDS, HPDS(a 0.731; K 0.0000624)Catalog #MwMnIV*CTA140K140,00056,7001.858IV* - Intrinsic Viscosity (dL/g) MeCl2 at 30 CPhone: 440-255-2211August 2022 (Rev. 39)*Fax: 440-255-8397Page 5 of 11*Email: apsc@ampolymer.com

American Polymer Standards Corporation8680 Tyler Blvd., Mentor, OH 44060www.ampolymer.comPolyethylene (Branched HD-LDPE)Price per Individual Standard: 440/1.0gPolyethylene TerephthalatePrice per Individual Standard: 636/1.0gCatalog 20023,0000.898LCB* - Branched per 1000 carbonsIV** - Intrinsic Viscosity (dL/g) in TCB at 140 CCatalog 2IV* - Intrinsic Viscosity (dL/g) in o-chlorophenol at 25 Ca & K values for PET (a 0.658; K 0.000631)Polyethylene (Broad MWD)Price per Individual Standard: 200/1.0gCatalog #MwMnMzHIGH 50259,500PE52K52,00018,300138,000LOW DENSITYPE102K102,0009,800366,300IV* - Intrinsic Viscosity (dL/g) in TCB at 130 CIV*Polybutylene TerephthalatePrice per Individual Standard: 636/1.0g1.7851.9001.4201.2231.010Catalog 0.670PBT16K16,1508,15027,5000.284IV* - Intrinsic Viscosity (dL/g) in o-chlorophenol at 25 Ca & K values for PBT (a 0.915; K 0.0000622)1.550Polyethylene (Narrow MWD)Price per Individual Standard: 399/200mgPolytetrahydrofuranPrice per Individual Standard: 200/1.0gCatalog 0068,20064,0001.317PE12K12,30012,30012,1000.434IV* - Intrinsic Viscosity (dL/g) in TCB at 135 Ca & K values for PE Narrow (a 0.705; K 0.0005188)Catalog 001,250550IV * - Intrinsic Viscosity (dL/g) in THF at 30 Ca & K values for PTHF (a 0.548; K 0.00128)Polyethylene (Low Mw)Price per Individual Standard: 200/1.0gCatalog 51025422621219817015686Nylon 6 /Poly (Caprolactam)Price per Individual Standard: 200/1.0gCatalog NSIX15K17,20011,30014,5001.076IV* - Intrinsic Viscosity (dL/g) in HCOOH (90%) at 25 Ca & K values for NSIX (a 0.70; K 0.00145)Nylon 66/ (Polyamide: Adipic Acid Hexamethylenediamine)Price per Individual Standard: 200/250mgPolyethylene (Ultra High MWD)Price per Individual Standard: 545/1.0gCatalog #MwUHMWPE1200K 1,165,000UHMWPE1070K 1,070,000UHMWPE1000K 1,033,000UHMWPE800K883,500IV* - Intrinsic ViscosityMnMvIV*214,600 753,0009.30202,200 769,100 10.77237,000 740,5007.20189,000 642,2007.70(dL/g) in TCB at 135 CPolyacrylonitrilePrice per Individual Standard: 220/500mgCatalog #MwMnIV*PAN86K86,20022,5001.787IV* - Intrinsic Viscosity (dL/g) in DMF at 80 Ca & K values for PAN (a 0.752; K 0.00045)Phone: 440-255-2211August 2022 (Rev. 39)*IV*0.1850.1360.1050.0780.057Catalog 014,70021,8001.188IV* - Intrinsic Viscosity (dL/g) in HCOOH (90%) at 25 Ca & K values for N (a 0.68; K 0.00110)Vinylidene Fluoride-hexafluoropropylenePrice per Individual Standard: 399/1.0gCatalog 00249,2002.016IV* - Intrinsic Viscosity (dL/g) in DMAc at 70 Ca & K values for VFH (a 0.901; K 0.000011721)Fax: 440-255-8397Page 6 of 11*Email: apsc@ampolymer.com

American Polymer Standards Corporation8680 Tyler Blvd., Mentor, OH 44060www.ampolymer.comPolysulfonePrice per Individual Standard: 200/1.0gPolyacrylic Acid – Na Salt (Broad MWD)(100% Water Soluble Powders)Catalog 0021,000124,7000.366IV* - Intrinsic Viscosity (dL/g) in DMF at 50 CPolylactic AcidPrice per Individual Standard: 200/250mgCatalog 3006.680IV* - Intrinsic Viscosity (dL/g) in Chloroform at 30 Ca & K values for PLA (a 0.67; K 0.00066)Polyisoprene (Broad MWD)Price per Individual Standard: 302/1.0gCatalog 00317,6006.618IV* - Intrinsic Viscosity (dL/g) in Toluene at 30 Ca & K values for PI (a 0.74; K n125,00081,0007,600Polyacrylic Acid – Na Salt(Linear, 100% Water Soluble Powders)Price per Individual Standard: 283/250mgCatalog AA1750K1,487,0001,757,0001,037,0007.749IV* - Intrinsic Viscosity (dL/g) in 0.05M Sodium Sulfate at 30 CPAA below Mw of 20,000 (a 0.50; K 0.001470)PAA above Mw of 20,000 (a 0.86; K 0.000040)Phone: 440-255-2211August 2022 (Rev. 39)*Catalog #MwMnMzIV*PAA1200KBR1,200,000625,000 ,4002504,8000.060IV* - Intrinsic Viscosity (dL/g) in 0.05M Sodium Sulfate at 30 CPAA below Mw of 20,000 (a 0.50; K 0.001470)PAA above Mw of 20,000 (a 0.86; K 0.000040)Polyacrylamide (Non-ionic)Price per Individual Standard: 260/250mgPolymethacrylic Acid – Na Salt (Narrow MWD)Price per Individual Standard: 260/250mgCatalog #PMAA171KPMAA86KPMAA8KPrice per Individual Standard: 260/1.0gCatalog 0012,8000.167PAM29502,9503,3502,7650.076IV* - Intrinsic Viscosity (dL/g) in 0.05M Sodium Sulfate at 30 Ca & K values for PAM (a 0.66; K 0.000373)Polyacrylamide (Non-ionic)Price per Individual Standard: 287/500mgCatalog #MpMwMnIV*PAAM9000K 6,500,000 9,000,000 4,250,00014.600PAAM7000K 6,200,000 7,300,000 2,100,0005.422PAAM6000K 4,900,000 AM3K2,7003,2002,5000.074IV* - Intrinsic Viscosity (dL/g) in 0.05M Sodium Sulfate at 30 Ca & K values for PAAM (a 0.66; K 0.000373)Fax: 440-255-8397Page 7 of 11*Email: apsc@ampolymer.com