The spectrometer is an established spectroscopic technique SPEC instrument that's used to measure the chemical identity and structure of materials in various industries and laboratories, including pharmaceuticals, fine chemicals, minerals, and food. Spectrometers use light wavelengths to investigate the chemical composition of a sample. From this information, we can often deduce a great deal of additional insight, including: Molecular identities –.
Read More
Learn how XRF works, the X‑ray fluorescence principle, and why sample preparation is key to accurate elemental analysis.
Read More
Designed to withstand even the toughest environments, the pressure reducing valve (or PRV) is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to lower constant downstream pressure—regardless of the fluctuating demand or the varying. To effectively manage system pressure, it's crucial to use a component that moderates fluid dynamics within the pipeline. Isolation valves prevent contamination of various liquids and/or gases in a system. A sealing mechanism keeps the fluid separate from the actuator and prevents it from coming into contact with the valve control surfaces, ensuring that the sensitive media within the valve body remains pure. These valves ensure that the pressure downstream is lower than the pressure upstream, thereby protecting sensitive equipment and systems from.
Read More
Proper calibration of a spectrometer ensures accurate, reliable measurements by aligning the instrument's readings with known standards. Here is a step-by-step guide to calibrating a vibration sensor: Before calibration, the sensor must be properly prepared. The sensor to be calibrated and the reference sensor are mounted on a sandstone table and set to a sinusoidal oscillation in a.
Read More
Most spectrometer problems stem from three things: incorrect calibration, poor sample prep, or hardware wear. If your UV reading is drifting or results are inconsistent across runs, it's time to recalibrate using certified standards. Why can't carbon and nitrogen be detected in ICP-MS and ICP-OES techniques? My book says this technique is efficient for detecting multiple elements, with exception of halogens and carbon. Due to the high background counts in SEM-EDS, an artificial carbon (C) peak is always visible and thus a value of more than 2% carbon is normally measured even though there is no carbon in the specimen. When a sample is exposed to high-energy X-rays, the atoms in the sample scatter energy in the form of secondary (or fluorescent) X-rays. Beryllium (Z = 4) to Ne (Z = 10) X-rays can be detected by EDS, but there are two problems. Primarily, standard XRF analyzers cannot detect very light elements, are unable to identify the specific chemical compounds an element has formed, and can only analyze the surface of a sample.
Read More+27 10 247 8396
Unit 7, Summit Place, 21 Summit Rd, Midrand, Johannesburg, 1685, South Africa