This behavior is attributed to the presence of superparamagnetic domains in the samples which will be discussed based on the weakening of A-B exchange interaction in ferrite lattice due to replacement of Fe3+ ions in tetrahedral sites by Zn2+ ions. KW - Mössbauer spectroscopy. KW - SEM. KW - Spinel Mg-Zn-Cr Ferrites. KW - XRD

Testo 316-3. The new Testo 316-3 heated diode refrigerant leak detector, delivers optimal sensitivity to all CFC, HCFC, and HFC refrigerants, detecting leaks as small as 0.15 oz/year. By design the 316-3 is resistant to contaminants such as dust, dirt and oil.

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MQ-136 Hydrogen Gas Sensor. Senitive material of MQ136 gas sensor is SnO2, which with lower conductivity in clean air. When the target Hydrogen sulfide gas exist, the sensor's conductivity is higher along with the Hydrogen sulfide concentration rising.

Jun 22, 2020A gas leak detector can be a literal life saver. They work in different ways, depending on the gas they are targeted toward, and the device should be used exactly as the manufacturer describes.

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GIIGNL, the International Group of Liquefied Natural Gas Importers, promotes the development of activities related to LNG. The Group has a worldwide focus.

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Calibrated Leak - Helium calibrated leak from 10-9 mbar l/s to 10-4 mbar l/s, including gas reservoir. Pfeiffer Vacuum Helium Leak Detector Models: Portable (ASM 310) Multipurpose Leak Detectors (ASM 340, ASM 340 D, and ASM 340 I) High performance – Mobile (ASM 390 and ASM 392) High performance – Console (ASM 192 T and ASM 192T2D+) High performance – Compact (ASM182T and ASM …

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Bosean K-400M Portable Multi-gas Detector Description K-400M portable multi-gas detector could detect combustible gas, O2 and other two types toxic gases continuously and simultaneously.

TrueSafe Residential Gas leak detector is designed for detection early warning for LPG or CNG leakage from cylinders or through pipelines. This wall mounted unit is compact and designed for low cost domestic applications. The latest model, TrueSafe Cloud …

Single-gas and multi-gas detectors are portable devices commonly used for inspecting tanks and pipelines. Single-gas detection tubes contain granules that change color when exposed to a specific compound, making them ideal for spot testing. Fixed gas detectors provide continuously monitoring of …

Jan 24, 2017Hydrogen Gas Detection – Crowcon portable and fixed gas detection solutions Hydrogen sulphide (H 2 S) is a naturally occurring gas and can be found in many of the worlds crude oils. The gas is colourless and has a distinctive rotten egg odour at low levels however at high concentrations the gas will numb the human sense of smell which can be fatal.

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PROCESS UNITS HCL GAS GENERATION UNIT Commercial Hydrochloric acid is available in the market as 30% aqueous solution, But for certain applications e.g. bulk drug and pharmaceuticals HCl is required in anhydrous state for critical reactions where moisture cannot be tolerated.

Aug 25, 2016Aclara Technologies LLC acquired the Smart Grid business of Tollgrade Communications Inc. The transaction includes the LightHouse distribution monitoring platform comprising Sensors and Sensor Management System (SMS) software with Predictive Grid Analytics and a broad intellectual property portfolio.

View and Download Dr ger Polytron 7000 instructions for use manual online. Transmitter for electrochemical Sensors. Polytron 7000 transmitter pdf manual download. Also for: P3u, P3fb.