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Journal : BIOLINK (Jurnal Biologi Lingkungan, Industri, Kesehatan)

INVENTARISASI NEPENTHES DI TAPANULI SELATAN Ginting, Nurmaini; Lubis, Jalilah Azizah
BIOLINK (Jurnal Biologi Lingkungan, Industri, Kesehatan) Vol 3, No 2 (2017): Februari
Publisher : Program Studi Biologi, Fakultas Biologi Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (226.709 KB) | DOI: 10.31289/biolink.v3i2.1076

Abstract

Research that has been done in 8 districts in South Tapanuli Regency, found 13 types of where 1 of them are natural hybrid. Location Selection is done by the survey method, while sampling in the field using the exploration method. The district has the highest diversity of species is Saipar Dolok Sub-Hole. N. reinwardtiana has the most widely spread. District with the number of the lowest type is East Angkola sub sub-Arse, Marancar Sub-district and sub-district of Tano Tombangan with 1 types.
INVENTARISASI NEPENTHES DI TAPANULI SELATAN Nurmaini Ginting; Jalilah Azizah Lubis
BIOLINK (Jurnal Biologi Lingkungan Industri Kesehatan) Vol 3, No 2 (2017): Februari
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/biolink.v3i2.1076

Abstract

Research that has been done in 8 districts in South Tapanuli Regency, found 13 types of where 1 of them are natural hybrid. Location Selection is done by the survey method, while sampling in the field using the exploration method. The district has the highest diversity of species is Saipar Dolok Sub-Hole. N. reinwardtiana has the most widely spread. District with the number of the lowest type is East Angkola sub sub-Arse, Marancar Sub-district and sub-district of Tano Tombangan with 1 types.
QUALITATIVE ANALYSIS OF SALAK LEAF EXTRACT (SALACCA SUMATRANA) Jalilah Jalilah Azizah Lubis; Sahlan Tuah Harahap; Fatma Suryani Harahap
BIOLINK (Jurnal Biologi Lingkungan Industri Kesehatan) Vol. 9 No. 2 (2023): February
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/biolink.v9i2.8219

Abstract

Qualitative analysis research of salak leaf extract has been carried out, where the salak leaf extract Padangsidimpuan has characteristic with a larger size and does leaf has a meat which has a distinctive sour taste, because of its acid content, it is processed in the form of salak leaf (Salacca sumatrana) which aims to analyze the levels of secondary metabolites in salak leaf which are expected to be a cholesterol-lowering herbal medicine. With the appropriate qualitative analysis of salak leaf using the extraction method, namely the maceration method with methanol solvent, the results obtained that salak leaf contains Secondary metabolites consisting of alkaloids, phenolics, saponins, tannins, terpenoids, however, it does not contain flavonoids and steroids.
ANALYSIS OF MINERAL CONTENT IN ZAM-ZAM WATER CIRCULATION IN PADANGSIDIMPUAN CITY Harahap, Fatma Suryani; Pohan, Heni Mulyani; Siregar, Rabiyatul Adawiyah; Elisa, Elisa; Lubis, Jalilah Azizah; Latifah, Nur
BIOLINK (Jurnal Biologi Lingkungan Industri Kesehatan) Vol. 10 No. 2 (2024): February
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/biolink.v10i2.10933

Abstract

This research was motivated by the existence of Zam-zam water trade in Padangsidimpuan City, while the Saudi Arabian government prohibited the export of Zam-zam water. This causes people to suspect that the quality of Zam-zam water circulating in the market is not the same as the Zam-zam water found in Mecca. Therefore, research needs to be carried out to answer these concerns. This research aims to analyze the mineral content of labeled packaged Zam-zam water circulating in Padangsidimpuan City compared with Zam-zam water brought from Mecca City. The mineral concentrations tested were sodium and chloride. This research uses laboratory experimental methods, including quantitative analysis. According to the type of research, the data analysis technique used is to compare the concentration of each mineral in the water labeled Zam-zam with the mineral concentration in the Zam-zam water used as a control. The research results showed that Zam-zam water obtained from Mecca City contained 42.4 mg/L chloride, 2.06 mg/L sodium, while the labeled Zam-zam water circulating in Padangsidimpuan, namely sample 1, contained 160.7 mg/L chloride. sodium 2.06 mg/L in sample 2 contains 50.5 mg/L chloride, sodium 2.17 mg/L. The three Zam-Zam samples circulating in Padangsidimpuan that have been tested show that the quality of Zam-Zam water is suitable for consumption based on determining a good water quality test, namely at the suitability threshold.