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Natrium lignosulfonat sebagai agen pendispersi pada mortar
(2009)
Lignosulphonate, a modification product of lignin waste from pulp and paper industry can be used as water reducer in mortar mixture. This substance can influence the mechanical characteristic of mortar such as diameter of ...
Pengolahan Limbah Cair Rumah Sakit Kota Bogor secara Biologis
(2012)
Hospital wastes from PMI Hospital and from other hospital in Bogor, as reference, using same waste treatment system, but with polyaluminium chloride addition as coagulant, were analyzed for several parameters: total suspended ...
Penapisan Inhibitor Tirosinase pada Empat Spesies Famili Asteraceae Chrysantemum morifolium R, Gerbera jamesonii A, Dahlia rosea Cav, dan Tagetes erecta.
(2012)
The research was conducted to screen the potency of tyrosinase inhibitor from 4 species of Asteraceae family. The screening was performed on the leaves and flowers of Chrysantemum morifolium R, Gerbera jamesonii A, Dahlia ...
Membran Polistirena Terfluorinasi untuk Aplikasi pada Microbial Fuel Cell
(2012)
Microbial fuel cell (MFC) is a fuel cell that utilizes microbial activity as a source of its energy. The microbe used was from cow’s rumen liquid. The higher numbers of microbe, the higher the microbial activity . The ...
Toksisitas Akut Ekstrak Daun Sirsak Ratu (Annona muricata) dan Sirsak Hutan (Annona glabra) sebagai Potensi Antikanker
(2012)
Soursop plants has been known to have pharmacological activities such as anticancer. Soursop species that are widely found in Indonesia are soursop (Annona muricata) and pond apple (A. glabra). This study has determined ...
Komposit Oksida Besi Magnetit-Zeolit Cikembar Sebagai Adsorben Cr(III) dan Cr(VI)
(2012)
Iron oxide and iron oxide-zeolite magnetite composites have been prepared by co-precipitation method at temperature 70 ˚C. The magnetite composite were prepared with ratios of 1:1, 1:2, and 1:3 by weight. The magnetite ...
Film Biodegradabel Karaginan yang Dipadukan dengan Tepung Kedelai
(2013)
Conventional package used to protect quality of food is synthetic material and has caused environmental problem. An alternative for solving this problem is by using biodegradable film. Carrageenan derived from Eucheuma ...
Pengolahan Limbah Cair Laboratorium Bekas Pengujian Kebutuhan Oksigen Kimiawi (KOK) dengan Metode Presipitasi
(2012)
Determination of chemical oxygen demand (COD) parameter in water samples produce laboratory waste which are still harmful to be dumped to the environment. It is because COD testing still use several reagents containing ...
Membran Selulosa Berbahan Dasar Kulit Buah Nanas sebagai Adsorben Zat Warna Tekstil Biru Metilena
(2012)
Treatment of various fruit pineapple in daily life created a problem of the environment, such as build up of peel waste. The waste could be transformed further to microbial cellulose (nata de pina) by using microorganisms ...
Metode Kendali Mutu Etilena Vinil Asetat dengan Teknik Spektroskopi dan Kemometrik
(2012)
In this study, principal component analysis was used to separate standard and non-standard ethylene vinyl acetate (EVA) based on the infrared spectra, whereas partial least square was used to create sample group’s prediction ...