Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Piepponen, Sulo"'
Publikováno v:
Silva Fennica, Vol 12, Iss 4 (1978)
Carbohydrates of the sap of six curly and four silver birches ( Sok. and Roth) were analysed by gas chromatography as trimethylsilyl derivates both from hydrolysed and unhydrolyzed samples. Sorbitol was identified from silver birch sap only. In each
Externí odkaz:
https://doaj.org/article/afc193835a934cfa8931b58befdde048
Publikováno v:
Annales Botanici Fennici, 1981 Jan 01. 18(2), 183-186.
Externí odkaz:
https://www.jstor.org/stable/23725775
Autor:
Piepponen, Sulo
Publikováno v:
Piepponen, S 2008, ' Analytiikka ratkoo ongelmia ', Kemia-Kemi, vol. 35, no. 7, pp. 34-35 .
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::fd22504a036a8b2cc67a6921da4403b1
https://cris.vtt.fi/en/publications/44746f82-bb1d-4105-a8c2-3057bf08a0a7
https://cris.vtt.fi/en/publications/44746f82-bb1d-4105-a8c2-3057bf08a0a7
Determination of Na+, K+, Ca2+, and Cl- ions in wood pulp suspensions using ion-selective electrodes
Autor:
Vázquez, Mercedes, Mikhelsson, Konstantin, Piepponen, Sulo, Rämö, Jaakko, Sillanpää, Mika, Ivaska, Ari, Lewenstam, Andrzej, Bobacka, Johan
Publikováno v:
Vázquez, M, Mikhelsson, K, Piepponen, S, Rämö, J, Sillanpää, M, Ivaska, A, Lewenstam, A & Bobacka, J 2001, ' Determination of Na +, K +, Ca 2+, and Cl-ions in wood pulp suspensions using ion-selective electrodes ', Electroanalysis, vol. 13, no. 13, pp. 1119-1124 . https://doi.org/10.1002/1521-4109(200109)13:13<1119::AID-ELAN1119>3.0.CO;2-M
Ion‐selective electrodes were optimized for the determination of Na+, K+ and Ca2+ in wood pulp suspension. The electrodes were based on solvent polymeric membranes (plasticized PVC) containing neutral carriers. The results obtained with the optimiz
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::37fdbbced18b78876272375c218050d3
https://cris.vtt.fi/en/publications/67c15ed6-f398-40cc-887c-a3c3dd83cb3b
https://cris.vtt.fi/en/publications/67c15ed6-f398-40cc-887c-a3c3dd83cb3b
Autor:
Vastamäki, Pertti, Siren, Heli, Ketola, Raimo, Rovio, Stella, Työppönen, Teemu, Piepponen, Sulo, Rämö, Jaakko, Savolahti, Pekka
Publikováno v:
Vastamäki, P, Siren, H, Ketola, R, Rovio, S, Työppönen, T, Piepponen, S, Rämö, J & Savolahti, P 2001, ' Kemikaalien
monitorointi pulp-ja paperiprosesseissa ', Paper presented at PulPaper 2001, Helsinki, Finland, 5/06/01-7/06/01 .
monitorointi pulp-ja paperiprosesseissa ', Paper presented at PulPaper 2001, Helsinki, Finland, 5/06/01-7/06/01 .
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::eafd08281a7f822d19ee8838e2cac453
https://cris.vtt.fi/en/publications/43015fe8-753c-4a3d-b2fe-ae078467932a
https://cris.vtt.fi/en/publications/43015fe8-753c-4a3d-b2fe-ae078467932a
Publikováno v:
Harju, T, Piepponen, S & Tolvanen, M 1998, The role of parallel analysis results in the mass balance studies of peat-and bark-fired power plants . in 2nd International Colloquium on Process Related Environmental Analytical Chemistry (PREACH) ., 27, VTT Technical Research Centre of Finland, Espoo, 2nd International Colloquium on Process Related Environmental Analytical Chemistry (PREACH), Espoo, Finland, 31/05/98 .
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::c2005481580de740f62db4d867176bfe
https://cris.vtt.fi/en/publications/6ac8341a-c194-43c3-a499-903c8e1457f4
https://cris.vtt.fi/en/publications/6ac8341a-c194-43c3-a499-903c8e1457f4
Autor:
Hahkala, Matti, Hatanpää, Eliisa, Hoffren, Heikki, Kajander, Kaarina, Laitinen, Timo, Larjava, Kari, Piepponen, Sulo, Tolvanen, Merja
Publikováno v:
Hahkala, M, Hatanpää, E, Hoffren, H, Kajander, K, Laitinen, T, Larjava, K, Piepponen, S & Tolvanen, M 1995, Voimalaitosten haitalliset ainevirrat . in SIHTI 2: Energia-ja ympäristöteknologia: Tutkimusohjelman vuosikirja 1994 . VTT Technical Research Centre of Finland, Espoo, VTT Symposium, no. 162, pp. 307-316, SIHTI 2: Energia-ja ympäristöteknologia: Tutkimusohjelman vuosikirja 1994: Projektiesittelyt, Espoo, Finland, 1/01/95 .
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::5df5bc2877541147dbe5c24e0f158e9f
https://cris.vtt.fi/en/publications/073328ee-9597-4504-b814-4c3c6e173919
https://cris.vtt.fi/en/publications/073328ee-9597-4504-b814-4c3c6e173919
Publikováno v:
Silvennoinen, K, Koskinen, P, Pyy, H & Piepponen, S 1995, Development of methods for assessing the frost resistance of clay bricks . VTT Tiedotteita-Meddelanden-Research Notes, no. 1624, VTT Technical Research Centre of Finland, Espoo .
The aim of the project was to develop a rapid method for estimating the frost resistance of clay bricks. The method was to be reliable but also simple and fast enough for routine quality control at brick factories. The frost resistance of the bricks
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::62f54ffa26fbb57689eaf02ffebaa76f
https://cris.vtt.fi/en/publications/62e5e3f8-95a5-4b30-8bea-9ccb886c096b
https://cris.vtt.fi/en/publications/62e5e3f8-95a5-4b30-8bea-9ccb886c096b
Publikováno v:
Juntto, S, Piepponen, S, Manninen, P & Pantsar-Kallio, M 1994, ' Kemometria-kehittyneitä työkaluja kokeiden suunnitteluun ja tulosten tulkintaan ', Kemia-Kemi, vol. 21, no. 9-10, pp. 809-811 .
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::e66a74b0d506935175026eef9f645f8c
https://cris.vtt.fi/en/publications/e69f7f26-f3d9-4470-ba7a-29e733df05da
https://cris.vtt.fi/en/publications/e69f7f26-f3d9-4470-ba7a-29e733df05da
Publikováno v:
Mussalo-Rauhamaa, H, Piepponen, S, Lehto, J, Kauppila, R & Auvinen, O 1993, ' Cu, Zn, Se and Mg concentrations in breast fat of Finnish breast cancer patients and healthy controls ', Trace Elements in Medicine, vol. 10, no. 1, pp. 13-15 .
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=355e65625b88::a3fa629432339d347ed7a5d0c239adf5
https://cris.vtt.fi/en/publications/4007db74-f3d2-4424-a0dd-41c5b1358e73
https://cris.vtt.fi/en/publications/4007db74-f3d2-4424-a0dd-41c5b1358e73