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1.237  Articles
1 of 125 pages  |  10  records  |  more records»
The study about the comparison of analytical performance of the determination of Pb metal ions using Atomic Absorption Spectrophotometer in various laboratories in samarinda has been conducted. The validated methods are linearity, detection limits, quanti... see more

In this work, the Raman spectrophotometer (HG.2S Jobin Yvon) was interfaced with labVIEW card to act as data acquisition system instead of the chart recorder. The interface of the Raman (HG.2S Jobin Yvon) with the labVIEW card require some modifications ... see more

Purpose: to evaluate the three color composites of A2 and A3 color of different trademarks, through the review by VITA Easyshade ® Compact spectrophotometer. Method: for the analysis of color, were made 36 specimens (n = 6), disk-shaped, from an array of ... see more

The sunscreens or Sun Protecting Agent is the materials protecting the skin from the exposure to ultraviolet (UV) rays. Amount of Sun Protection Factor shows how many times the subject skin protection can be multiplied under the sun rays without erythema ... see more

In this work we report the design, implementation and results of an alternative monitoring system for a linear accelerator (LINAC) used in medical therapy. The system proposed consist in aslab of scintillator plastic with awavelength shifter fiberopticall... see more

This study focused on Making and Testing sample  control as reference material on determination of nitrite content in water and waste water by using UV-Visible Spectrophotometer. Sample control has been made to replaced Certified Reference Materials ... see more

Fiber optic adaptive probe UV-Vis for Genesis 10S has been fabricated to substitute cuvette for real time analysis. Most of standard spectrophotometers UV-Vis (the common type) use cuvette to place sample which is being analyzed. The light pass through th... see more

Artemia is a natural food that contains pigments (canthaxanthin), protein, vitamin C and some essential fatty acids for the growth of fish and shrimp. Artemia contains vitamin C, but it is still suspected that additional vitamin C is needed for larval dev... see more

Lead (Pb) and Cadmium (Cd) metals are highly toxic when accumulated in the body and cause serious diseases and even death. This study aimed to determine the metal content of Pb and Cd in the oyster species Crassostrea gigas and Saccostrea cucullate in the... see more

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