LF Packed with unique multi-pore gels with a wide pore-size distribution Highly linear calibration curve without inflection points Achieves highly precise molecular weight distribution determination Enables analysis over a broad range of molecular weights Rapid analysis column (LF-604) and high […]

Calibration curve for GPC LF-804, an organic SEC (GPC) Column packed with unique multi-pore gels using poly(methyl methacrylate) is shown. Acetone is usable with LF-804 as an eluent. Sample: 20 μL Poly(methylmethacrylate) Column：Shodex GPC LF-804 (8.0 mm I.D. x 300 […]

Polystyrene standards were analyzed using GPC LF-804, an organic SEC (GPC) Column packed with unique multi-pore gels using poly(methyl methacrylate). Sample: 20 μL 0.1 % each Polystyrene (Mp: 2,700,000) Polystyrene (Mp: 333,000) Polystyrene (Mp: 21,800) Polystyrene (Mp: 3,180) Propylbenzene Column：Shodex […]

Polyhydroxybutyric acid is a 3-hydroxybutyric acid (ketone body) polyester. It has been focused because of its function as a biodegradable plastic. Recently, its applications in foods and pet foods are also expected. In this application, polyhydroxybutyric acid was analyzed using […]

  Organic solvent SEC (GPC) column, GPC LF-804 was used to analyze polyamic acid. Sample : 100µL Polyamic acid Poly(3,3′,4,4′-benzophenonetetracarboxylic dianhydride-co-4,4′-oxydianiline/1,3-phenylenediamine) Columns : Shodex GPC LF-804 (8.0mmID*300mm) x 2 Eluent : (30mM LiBr + 30mM H3PO4) in NMP Flow rate […]

  Organic solvent SEC (GPC) column, GPC LF-804 was used to analyze polyamic acid. Sample : Polyamic acid Poly(3,3′,4,4′-biphenyltetracarboxylic dianhydride-co-1,4-phenylenediamine) , 100µL Columns : Shodex GPC LF-804 (8.0mmID*300mm) x 2 Eluent : (30mM LiBr + 30mM H3PO4) in NMP Flow […]

Poly(vinyl butyral) resin was analyzed using GPC LF-804 ( a column for GPC separation ). Sample : 0.2% Poly(vinyl butyral),50µL Columns : Shodex GPC LF-804 (8.0mmID*300mm) x 3 Eluent : THF Flow rate : 1.0mL/min Detector : Shodex RI Column […]

Poly(vinyl formal) resin was analyzed using GPC LF-804 ( a column for GPC separation ). Sample : 0.2% Poly(vinyl formal),50µL Columns : Shodex GPC LF-804 (8.0mmID*300mm) x 3 Eluent : THF Flow rate : 1.0mL/min Detector : Shodex RI Column […]

Poly(4-vinylpyridine) was analyzed using GPC LF-804 ( a broad pore distribution column ). With addition of 10mM LiBr to DMF, adsorption of a basic sample to gel is suppressed. Sample : 0.1% Poly(4-vinylpyridine), 100µL Columns : Shodex GPC LF-804 (8.0mmID*300mm) […]

Poly(2-vinylpyridine-co-styrene) was analyzed using GPC LF-804 ( a broad pore distribution column ). With addition of 10mM LiBr to DMF, adsorption of a basic sample to gel is suppressed. The calibration curve was made with Poly(ethylene oxide), which showed high […]