American Polymer Standards Corporation

Providing Molecular Weight Determination Services, Polymer Standards and GPC Columns since 1983

 

 

 

Light Scattering dn/dc Values

Material dn/dc = Source
Bovine serum albumin (Mw = 87,500) 0.1650 ml/gm
0.15M NaCl; 0.1 pH Buffer, pH = 7.2 at 23°C
LDC
Cellulose tricarbanilate (Mw = 1,390,000) 0.1630 ml/gm
THF at 23°C
LDC
a-Chymotrypsinogen (Mw = 25,900) 0.1708 ml/gm
0.15M NaCl; 0.1 pH Buffer, pH = 7.2 at 23°C
LDC
Deoxyribonucleic Acid calf thymus
(Mw = 26.4 x 10^6)
0.1660 ml/gm
0.1N tris buffer pH = 8.4 at 23°C
LDC
Dextran (Mw = 68,200) 0.1470 ml/gm
Water at 23°C
LDC
Dextran (Mw = 62,500) 0.1368 ml/gm
0.05M KH2PO4 pH = 7.0 at 23°C
LDC
Dextrans (T-70 & T-40) 0.1470 ml/gm
0.05M NaNO3
Dr. Nagy, Air Products
Dodecylammonium chloride 0.1270 ml/gm
1N NaCl at 23°C
LDC
Epoxy Resin (Mw = 12,600) 0.1871 ml/gm
THF at 26°C
LDC
Epoxy Resin (Mw = 42,700) 0.1869 ml/gm
THF at 26°C
LDC
Epoxy Resin (Mw = 51,700) 0.1884 ml/gm
THF at 26°C
LDC
Epoxy Resin (Mw = 63,600) 0.1851 ml/gm
THF at 26°C
LDC
Ethylene Oxide/Lignite (Mw = 1,490,000) 0.1360 ml/gm
Water at 25°C
LDC
Gelatin (Mw = 198,000) 0.1630 ml/gm
0.1N NaCl at 23°C
LDC
Heprin 0.1290 ml/gm
0.3N NaCl at 23°C
LDC
Hydroxyethyl starch (Mw = 56K to 560K) 0.1354 ml/gm
0.05N NaCl at 23°C
LDC
Lignin Sulfonate - Na (Mw = 49,600) 0.1875 ml/gm
0.1M NaNO3; pH = 6.6 at 26°C
LDC
Lignin Sulfonate - Na (Mw = 44,400) 0.1839 ml/gm
0.5M NaNO3; pH = 5.5 at 26°C
LDC
Mucopolysaccharides (Mw = 7.2K to 32K) 0.1100 ml/gm
0.1% NaCl at 23°C
LDC
Nylon (Mw = 2,300 to 18,000) 0.2530 ml/gm
HFIP at 23°C
LDC
Nylon 66 (Mw = 25K & 100K) 0.2410 ml/gm
HFIP (0.1M NaTFAT) at 25°C
Monsanto
Nocolac, Phenolformaldehyde (Mw = 43,000) 0.1211 ml/gm
THF at 23°C
LDC
Phenoxy Resin (Mw = 51,700) 0.1773 ml/gm
THF at 23°C
product">LDC
Phthalic acid/propylene oxide/maleic acid (1/2/1) Polymer (Mw = 10K) 0.1170 ml/gm
THF at 23°C
LDC
Polyamines (quat. Ammonium) 0.1490 ml/gm
0.4N NaCl at 23°C
LDC
Polyamines (quat. Ammonium) 0.1330 ml/gm
1.0N NaCl at 23°C
LDC
Polyamines (quat. Ammonium) 0.0800 ml/gm
2.0N NaCl at 23°C
LDC
Polyamide (Mw = 30,000) 0.1054 ml/gm
DMSO at 23°C
LDC
Polyamide (Mw = 160,000) 0.0822 ml/gm
DMSO at 23°C
LDC
Polyamides (Mw = 2,490 to 667K) 0.1060 ml/gm
THF at 23°C
LDC
Polyamides (Mw = 52,800 to 59,400) 0.1747 ml/gm
DMF at 23°C
LDC
Polyamides (Mw = 20,000 to 100,000) 0.1350 ml/gm
Formic Acid at 23°C
LDC
Polyacrylamide 0.142 nl/gm
0.2M NaNO3
LALLS Stuting Data
Polyacrylamide (Mw = 5,600,000) 0.1420 ml/gm
Water at 25°C
LDC
Poly(acrylonitrile/St)
(Mw = 38,300) (28.5/71.5)
0.1546 ml/gm
THF at 23°C
LDC
Polyacrylamide (Mw = 3,690,000) 0.1829 ml/gm
Water at 25°C
LDC
Polyacrylamide (Mw = 7,720,000) 0.1587 ml/gm
1M NaCl at 25°C
LDC
Polyacrylamide (Mw = 8,000,000) 0.1556 ml/gm
1M NaCl at 25°C
LDC
Polyacrylamide 100% 0.177 ml/gm
1.0M NaCl
Petrolite Corp.
Polyacrylamide 90%
Polyacrylic Acid 10%
0.174 ml/gm
0.1M NaCl
Petrolite Corp.
Polyacrylamide 80%
Polyacrylic Acid 20%
0.171 ml/gm
0.1M NaCl
Petrolite Corp.
Polyacrylamide 70%
Polyacrylic Acid 30%
(Mw = 1,000,000)
0.165 ml/gm
1N NaNO3 at 23°C
LDC
Polyacrylamide 50%
Polyacrylic Acid 50%
0.169 ml/gm
1.0M NaCl
Petrolite Corp.
Polyacrylamide 30%
Polyacrylic Acid 70%
0.169 ml/gm
1.0M NaCl
Petrolite Corp.
Polyacrylic Acid 100% 0.179 ml/gm
1.0M NaCl
Petrolite Corp.
Polyacrylate (cationic)(Mw = 28,200) 0.1463 ml/gm
Water at 25°C
LDC
Polyacrylic Acid (Mw = 9,430) 0.1501 ml/gm
0.05M NaAc; pH = 7.0 at 23°C
LDC
Polyacrylic Acid(Mw = 5,570) 0.0738 ml/gm
THF at 23°C
LDC
Polyacrylic Acid (Mw = 7,200) 0.0994 ml/gm
THF at 23°C
LDC
Polyacrylic Acid - Na (Mw = 6.12M to 9.29M) 0.175 ml/gm
0.1N NaCl at 23°C
LDC
Polybutadiene (Mw = 6,160,000) 0.1295 ml/gm
THF at 23°C
LDC
Polycarbonate(Mw = 22,400) 0.1855 ml/gm
THF at 23°C
LDC
Polycarbonate (Mw = 22,400) 0.1445 ml/gm
chloroform at 23°C
LDC
Polycarbonate (Mw = 30,000) 0.1582 ml/gm
MeCl2 at 23°C
LDC
Polycarbonate (Mw = 33,800) 0.1770 ml/gm
THF at 23°C
LDC
Polychloroprene (Mw = 378,000) 0.1274 ml/gm
THF at 23°C
LDC
Polydimethyldiallyl Ammonium Chloride 0.180 ml/gm
0.2M NaNO3
LALLS Stuting Data
Polydimethylsiloxane (Mw = 19,000) -0.0913 ml/gm
Toluene at 23°C
LDC
Polydimethylsiloxane (Mw = 571,000) -0.0948 ml/gm
Toluene at 23°C
LDC
Poly(ethylene/propylene) Odixe (Mw = 4,000) 0.1341 ml/gm
methanol at 23°C
LDC
Poly(ethylene/propylene) Odixe (Mw = 4,500) 0.1290 ml/gm
methanol at 23°C
LDC
Poly(ethylene/propylene) Odixe (Mw = 4,540) 0.1346 ml/gm
methanol at 23°C
LDC
Polyethylene terephthalate (Mw = 6K to 70K) 0.2570 ml/gm
HFIP at 25°C
Celanese
Polyethylene terephthalate (Mw = 6K to 70K) 0.2420 ml/gm
HFIP/PFP 50/50 at 25°C
Celanese
Polyethylene (Mw = 54.6K to 221K) -0.0970 ml/gm
TCB at 135°C
LDC
Polyethylene (Mw = 54,600) -0.0560 ml/gm
ODCB at 135°C
LDC
Polyethylene (Mw = 54,600) -0.1770 ml/gm
o-chloronapthalene at 145°C
LDC
Polyethylene Oxide (Mw = 20K to 100K) 0.135 ml/gm
Water at 25°C
Tosoh Corp.
Polyester (Mw = 17,200) 0.1133 ml/gm
CHCl3 at 23°C
LDC
Polyester (Mw = 4,400) 0.1250 ml/g
CHCl3 at 23°C
LDC
Poly(iso-butylene) (Mn = 470) 0.0868 ml/gm
THF at 27°C
Dr. Chance, Exxon
Poly(iso-butylene)(Mn = 1,110) 0.1029 ml/gm
THF at 27°C
Dr. Chance, Exxon
Poly(iso-butylene)(Mn = 1,540) 0.1061 ml/gm
THF at 27°C
Dr. Chance, Exxon
Poly(iso-butylene)(Mn = 3,300) 0.1125 ml/gm
THF at 27°C
Dr. Chance, Exxon
Poly(iso-butylene)(Mw = 13,000) 0.1122 ml/gm
THF at 27°C
Dr. Chance, Exxon
Poly(iso-butylene)(Mn = 35,000) 0.1131 ml/gm
THF at 27°C
Dr. Chance, Exxon
Poly(iso-butylene)(Mn = 1,110) 0.1330 ml/gm
heptane at 25°C
Dr. Chance, Exxon
Poly(iso-butylene)(Mn = 3,300) 0.1370 ml/gm
heptane at 25°C
Dr. Chance, Exxon
Poly(iso-butylene)(Mn = 13,000) 0.1420 ml/gm
heptane at 25°C
Dr. Chance, Exxon
Poly(iso-butylene)(Mn = 35,000) 0.1430 ml/gm
heptane at 25°C
Dr. Chance, Exxon
Polyglycol (Mw = 500 to 3,000) 0.0550 ml/gm
THF at 23°C
LDC
Poly(iso-butylene) (Mw = 3,300) 0.0974 ml/gm
THF at 23°C
LDC
Poly(iso-butylene) (Mw = 6,100) 0.1026 ml/gm
THF at 23°C
LDC
Polymethyl methacrylate (Mw = 60,600) 0.0830 ml/gm
THF at 23°C
LDC
Polymethyl (methacrylate/butyl methacrylate)
(60/40 mole) Polymer (Mw = 62,900)
0.0820 ml/gm
THF at 23°C
LDC
Poly(methyl methacrylate)
(Mw = 100,000 Sample A)
0.0800 ml/gm
THF at 23°C
LDC
Poly(methyl methacrylate)
(Mw = 100,000 Sample B)
0.0816 ml/gm
THF at 23°C
LDC
Poly(methyl methacrylate)
(Mw = 100,000 Sample C)
0.0909 ml/gm
THF at 23°C
LDC
Polyolefin sulfonate (Mw = 918,000) 0.1132 ml/gm
THF at 23°C
LDC
Polyolefin sulfonate (Mw = 195,000) 0.1010 ml/gm
CHCl3 at 23°C
LDC
Polyolefin sulfonate (Mw = 564,000) 0.0820 ml/gm
CHCl3 at 23°C
LDC
Polyphenolic Resin (Mw = 4,200,000) 0.0854 ml/gm
Water at 23°C
LDC
Polypropylene Oxide 0.1545 ml/gm
chloroform at 23°C
LDC
Polypropylene (Mw = 366,000) -0.0910 ml/gm
TCB at 145°C
LDC
Polystyrene (Mn = 162) 0.0930 ml/gm
THF at 25°C
Dr. Chance, Exxon
Polystyrene (Mn = 266) 0.1320 ml/gm
THF at 25°C
Dr. Chance, Exxon
Polystyrene (Mn = 370) 0.1480 ml/gm
THF at 25°C
Dr. Chance, Exxon
Polystyrene (Mn = 550) 0.1540 ml/gm
THF at 25°C
Dr. Chance, Exxon
Polystyrene (Mn = 1,590) 0.1870 ml/gm
THF at 25°C
Dr. Chance, Exxon
Polystyrene (Mn = 2,320) 0.1870 ml/gm
THF at 25°C
Dr. Chance, Exxon
Polystyrene (Mw = 176,000) 0.1590 ml/gm
DMF at 23°C
LDC
Polystyrene (Mw = 960) 0.1680 ml/gm
THF at 23°C
LDC
Polystyrene (Mw = 2,400) 0.1768 ml/gm
THF at 23°C
LDC
Polystyrene (Mw = 4,300) 0.1828 ml/gm
THF at 23°C
LDC
Polystyrene (Mw = 259,000) 0.1845ml/gm
THF at 23°C
LDC
Polystyrene (Mw = 178K to 259K) 0.1100 ml/gm
Toluene at 23°C
LDC
Polystyrene (Mw = 3,900) 0.2067 ml/gm
MEK at 23°C
LDC
Polystyrene (Mw = 259,000) 0.2120 ml/gm
MEK at 23°C
LDC
Poly(styrene/allyl alcohol) Polymer (Mw = 4,200) 0.1720 ml/gm
THF at 23°C
LDC
Poly(styrene-maleic acid) 0.1700 ml/gm
0.1N NaCl at 23°C
LDC
Polyvinylacetate (Mw = 4,660,000) 0.0471 ml/gm
THF at 23°C
LDC
Polyvinylacetate (Mw = 107,000) 0.0502 ml/gm
THF at 23°C
LDC
Polyvinyl acetate (Mw = 373,000) 0.0770 ml/gm
Ethyl acetate at 23°C
LDC
Polyvinyl (acetate/ethylene) 85/15 0.0870 ml/gm
Ethyl acetate at 23°C
LDC
Polyvinylalcohol (Mw = 29,600) 0.1534 ml/gm
0.1M K2PO4 pH = 7.0 at 23°C
LDC
Polyvinylalcohol (Mw = 104,000) 0.1645 ml/gm
0.5% (PEG1500) Water at 23°C
LDC
Polyvinyl Alcohol 98% Hyrdrolyzed 0.1501 ml/gm
0.05M NaNO3; K = 1.631 10^7 mol-cm3/g2
Dr. Nagy, Air Products
Polyvinyl Alcohol 98% Hyrdrolyzed 0.1429 ml/gm
0.05M NaNO3; K = 1.478 10^7 mol-cm3/g2
Dr. Nagy, Air Products
Poly(vinylchloride/dichlorobutadiene) 97/3
(Mw = 21,700,000)
0.0416 ml/gm
o-xylene at 35°C
LDC
Poly(vinylchloride/dichlorobutadiene) 97/3
(Mw = 100,000)
0.1187 ml/gm
THF at 23°C
LDC
Polyvinyl Chloride (Mw = 173,000 to 221,000) 0.0650 ml/gm
Cyclohexanone at 23°C
LDC
Polyvinyl Chloride (Mw = 83,500 - 100,000) 0.1010 ml/gm
THF at 23°C
LDC
Polyvinyl pyrrolidone 0.0950 ml/gm
DMF at 23
LDC
Polyurethane (Mw = 35,500) 0.1417 ml/gm
THF at 23°C
LDC
Polyurethane (Mw = 46,200) 0.1523 ml/gm
THF at 23°C
LDC
Polyurethane (Mw = 63,100) 0.1477 ml/gm
THF at 23°C
LDC
Polyurethane (Mw = 72,400) 0.1469 ml/gm
THF at 23°C
LDC