other:Article Title: Nitrogen-containing compounds suitable for use in the production of polyurethanes
Article Snippet: GC Capillary GC Agilent 7890 Injector PTV Split 1:50 Temperature programme −150° C.; 1 min; 10° C./s; 280° C. Column Agilent 19091B-115, Ultra 2, 50 m * 0.32 mm dF 0.5 μm Flow rate 1.3 ml/min constant flow Temperature programme 50° C.; 2 min; 25° C./min; 160° C.; 10° C./min; 280° C.; 20 min Detector Agilent MSD 5975 Mode Scan 29-450 amu 2.3 scans/sec Evaluation Evaluation of total ion current chromatogram via calculation as hexadecane equivalent h) Calibration: For calibration, 2 μl of a mixture of toluene and hexadecane in methanol (each at 0.125 mg/ml) were introduced into a cleaned adsorption tube packed with Tenax® TA (mesh 35/60) and measured (desorption 5 min; 280° C.).
Article Title: Nitrogen-containing compounds suitable for use in the production of polyurethanes
Article Snippet: GC Capillary GC Agilent 7890 Injector PTV Split 1:50 Temperature programme −150° C.; 1 min; 10° C./s; 280° C. Column Agilent 19091B-115, Ultra 2, 50 m * 0.32 mm dF 0.5 μm Flow rate 1.3 ml/min constant flow Temperature programme 50° C.; 2 min; 25° C./min; 160° C.; 10° C./min; 280° C.; 20 min Detector Agilent MSD 5975 Mode Scan 29-450 amu 2.3 scans/sec Evaluation Evaluation of total ion current chromatogram via calculation as hexadecane equivalent h) Calibration: For calibration, 2 μl of a mixture of toluene and hexadecane in methanol (each at 0.125 mg/ml) were introduced into a cleaned adsorption tube packed with Tenax® TA (mesh 35/60) and measured (desorption 5 min; 280° C.).
Article Title: Nitrogen-containing compounds suitable for use in the production of polyurethanes
Article Snippet: TABLE 5 Thermal desorption analysis parameters for the fog analysis run Thermal desorption Gerstel TDS2 Desorption temperature 120° C. Desorption time 60 min Flow rate 65 ml/min Transfer line 280° C. Cryofocusing KAS 4 Liner glass evaporator tube with silanized glass wool Temperature −150° C. TABLE 6 Gas chromatography-mass spectrometry analysis parameters for the fog analysis run GC capillary - GC Agilent 7890 Injector PTV split 1:50 Temperature programme −150° C.; 1 min; 10° C./s; 280° C. Column Agilent 19091B-115, Ultra 2, 50 m * 0.32 mm FT 0.5 μm Flow rate 1.3 ml/min const.
Article Title: Nitrogen-containing compounds suitable for use in the production of polyurethanes
Article Snippet: TABLE 3 Thermal desorption analysis parameters for the VOC analysis run Thermal desorption Gerstel TDS2 Desorption temperature 90° C. Desorption time 30 min Flow rate 65 ml/min Transfer line 280° C. Cryofocusing KAS 4 Liner glass evaporator tube with silanized glass wool Temperature −150° C. TABLE 4 Gas chromatography-mass spectrometry analysis parameters for the VOC analysis run GC capillary - GC Agilent 7890 Injector PTV split 1:50 Temperature programme −150° C.; 1 min; 10° C./s; 280° C. Column Agilent 19091B-115, Ultra 2, 50 m * 0.32 mm FT 0.5 μm Flow rate 1.3 ml/min const.
Adsorption:Article Title: Nitrogen-containing compounds suitable for use in the production of polyurethanes
Article Snippet: Thermal desorption Gerstel TDS2 Desorption temperature 90° C. Desorption time 30 min Flow rate 65 ml/min Transfer line 280° C. Cryofocusing KAS 4 Liner Glass vaporizer tube with silanized glass wool Temperature −150° C. TABLE 4 Gas chromatography/mass spectrometry measurement parameters for VOC analysis run. .. GC Capillary GC Agilent 7890 Injector PTV Split 1:50 Temperature programme −150° C.; 1 min; 10° C./s; 280° C. Column Agilent 19091B-115, Ultra 2, 50 m * 0.32 mm dF 0.5 μm Flow rate 1.3 ml/min constant flow Temperature programme 50° C.; 2 min; 3° C./min; 92° C.; 5° C./min; 160° C.; 10° C./min; 280° C., 20 min Detector Agilent MSD 5975 Mode Scan 29-350 amu 2.3 scans/sec Evaluation Evaluation of total ion current chromatogram via calculation as toluene equivalent c) Calibration: For calibration, 2 μl of a mixture of toluene and hexadecane in methanol (each at 0.125 mg/ml) were introduced into a cleaned adsorption tube packed with Tenax® TA (mesh 35/60) and measured (desorption 5 min; 280° C.). d) Tenax® TA is a porous polymeric resin based on 2,6-diphenylene oxide and is obtainable, for example, from Scientific Instrument Services, 1027 Old York Rd., Ringoes, N.J. 08551. e) Sample preparation for VOC measurement: 15 mg of foam in three partial samples were placed in a thermal desorption tube. ..
Article Title: Nitrogen-containing compounds suitable for use in the production of polyurethanes
Article Snippet: Thermal desorption Gerstel TDS2 Desorption temperature 280° C. Desorption time 5 min Flow rate 65 ml/min Transfer line 280° C. Cryofocusing KAS 4 Liner Glass vaporizer tube with silanized glass wool Temperature −150° C. TABLE 8 Gas chromatography/mass spectrometry measurement parameters for test chamber measurement. .. GC Capillary GC Agilent 7890 Temperature programme −150° C.; 1 min; 10° C./s; 280° C. Column Agilent 19091B-115, Ultra 2, 50 m * 0.32 mm dF 0.5 μm Flow rate 1.3 ml/min constant flow Temperature programme 50° C.; 2 min; 3° C./min; 92° C.; 5° C./min; 160° C.; 10° C./min; 280° C., 20 min Detector Agilent MSD 5975 Evaluation Evaluation of total ion current chromatogram via calculation as toluene equivalent c) For calibration, 2 μl of a mixture of toluene and hexadecane in methanol (each at 0.125 mg/ml) were introduced into a cleaned adsorption tube packed with Tenax® TA (mesh 35/60) and measured (desorption 5 min; 280° C.). ..
Sample Prep:Article Title: Nitrogen-containing compounds suitable for use in the production of polyurethanes
Article Snippet: Thermal desorption Gerstel TDS2 Desorption temperature 90° C. Desorption time 30 min Flow rate 65 ml/min Transfer line 280° C. Cryofocusing KAS 4 Liner Glass vaporizer tube with silanized glass wool Temperature −150° C. TABLE 4 Gas chromatography/mass spectrometry measurement parameters for VOC analysis run. .. GC Capillary GC Agilent 7890 Injector PTV Split 1:50 Temperature programme −150° C.; 1 min; 10° C./s; 280° C. Column Agilent 19091B-115, Ultra 2, 50 m * 0.32 mm dF 0.5 μm Flow rate 1.3 ml/min constant flow Temperature programme 50° C.; 2 min; 3° C./min; 92° C.; 5° C./min; 160° C.; 10° C./min; 280° C., 20 min Detector Agilent MSD 5975 Mode Scan 29-350 amu 2.3 scans/sec Evaluation Evaluation of total ion current chromatogram via calculation as toluene equivalent c) Calibration: For calibration, 2 μl of a mixture of toluene and hexadecane in methanol (each at 0.125 mg/ml) were introduced into a cleaned adsorption tube packed with Tenax® TA (mesh 35/60) and measured (desorption 5 min; 280° C.). d) Tenax® TA is a porous polymeric resin based on 2,6-diphenylene oxide and is obtainable, for example, from Scientific Instrument Services, 1027 Old York Rd., Ringoes, N.J. 08551. e) Sample preparation for VOC measurement: 15 mg of foam in three partial samples were placed in a thermal desorption tube. ..
Thermal Desorption:Article Title: Nitrogen-containing compounds suitable for use in the production of polyurethanes
Article Snippet: Thermal desorption Gerstel TDS2 Desorption temperature 90° C. Desorption time 30 min Flow rate 65 ml/min Transfer line 280° C. Cryofocusing KAS 4 Liner Glass vaporizer tube with silanized glass wool Temperature −150° C. TABLE 4 Gas chromatography/mass spectrometry measurement parameters for VOC analysis run. .. GC Capillary GC Agilent 7890 Injector PTV Split 1:50 Temperature programme −150° C.; 1 min; 10° C./s; 280° C. Column Agilent 19091B-115, Ultra 2, 50 m * 0.32 mm dF 0.5 μm Flow rate 1.3 ml/min constant flow Temperature programme 50° C.; 2 min; 3° C./min; 92° C.; 5° C./min; 160° C.; 10° C./min; 280° C., 20 min Detector Agilent MSD 5975 Mode Scan 29-350 amu 2.3 scans/sec Evaluation Evaluation of total ion current chromatogram via calculation as toluene equivalent c) Calibration: For calibration, 2 μl of a mixture of toluene and hexadecane in methanol (each at 0.125 mg/ml) were introduced into a cleaned adsorption tube packed with Tenax® TA (mesh 35/60) and measured (desorption 5 min; 280° C.). d) Tenax® TA is a porous polymeric resin based on 2,6-diphenylene oxide and is obtainable, for example, from Scientific Instrument Services, 1027 Old York Rd., Ringoes, N.J. 08551. e) Sample preparation for VOC measurement: 15 mg of foam in three partial samples were placed in a thermal desorption tube. ..
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