Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Subur P Pasaribu"'
Publikováno v:
Molekul, Vol 17, Iss 3, Pp 292-300 (2022)
The research about the utilization of modified gas-liquid separators in the determination of Hg ions by using the Cold Vapor Atomic Absorption Spectrophotometer (CV-AAS) method has been done. To optimize the measurement results, several parameters th
Externí odkaz:
https://doaj.org/article/43ff1a40f614440da815a02c99fa5057
Publikováno v:
Indonesian Journal of Chemistry, Vol 18, Iss 2, Pp 279-285 (2018)
The research about utilization of nitrogen gas as a carrier gas in the determination of Hg ions by using Cold Vapor-Atomic Absorption Spectrophotometer (CV-AAS) method has been conducted. To optimize the measurement results, several parameters that a
Externí odkaz:
https://doaj.org/article/74c6872d150649d1a80a2d6f1f1ea8ff
Publikováno v:
Indonesian Journal of Chemistry, Vol 14, Iss 1, Pp 51-56 (2014)
Trace analysis of Chromium(VI) ions using acid alumina resin as a filler material column in preconcentration system by off-line method has been carried out. Alumina resin was activated with H2SO4 at pH 1 before being filled to the column. This resear
Externí odkaz:
https://doaj.org/article/357f7e2c19e545faa7d8c5f1b7f6aac5
Autor:
null Daniel, Indra Masmur, Sabarmin Perangin-angin, Subur P. Pasaribu, Agustina R. Magdaleni, null Hestina, Helmina Br. Sembiring, Albert Pasaribu, Elvri Melliaty Sitinjak
Publikováno v:
ACS Omega. 8:17234-17244
Publikováno v:
Materials Chemistry and Physics. 305:127875
Publikováno v:
ChemistrySelect. 6:2041-2050
Publikováno v:
JURNAL KIMIA MULAWARMAN. 20:91
In this study, Fe-doped Zn(O,S) has been successfully fabricated by a one-step preparation process using chemical wet method. The Fe-doped Zn(O,S) photocatalysts were studied by varying the content of Fe dopant. The characterizations of Fe-doped Zn(O
Publikováno v:
Jurnal Kimia Valensi, Vol 6, Iss 1, Pp 40-46 (2020)
The research about the preconcentration of Ni(II) ions using Ca-alginate resin modified with dimethylglyoxime (DMG) as a material filler of the column has been done. The stage of preconcentration done by using the water sample was passed through the
Publikováno v:
JURNAL KIMIA MULAWARMAN. 20:9
Penelitian mengenai pembuatan edible film yang bersifat antibakteri dari glukomanan umbi Porang (Amorphophallus muelleri) yang diinkorporasi dengan ekstrak etanol umbi Bawang Tiwai (Eleutherine bulbosa (Mill.) Urb.) untuk mendapatkan formula edible f
Publikováno v:
Molekul. 17:292
The research about the utilization of modified gas-liquid separators in the determination of Hg ions by using the Cold Vapor Atomic Absorption Spectrophotometer (CV-AAS) method has been done. To optimize the measurement results, several parameters th