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ASTM E2224-23ae1 - Standard Guide for Forensic Analysis of Fibers by Infrared Spectroscopy
May 1, 2023 - ASTM International

1.1 Infrared (IR) spectroscopy is a valuable method of fiber polymer identification and comparison in forensic examinations. The use of IR microscopes, coupled with Fourier transform infrared (FTIR) spectrometers, has greatly simplified the IR analysis of single fibers, thus making the technique...

ASTM E2224-23a - Standard Guide for Forensic Analysis of Fibers by Infrared Spectroscopy
May 1, 2023 - ASTM International

1.1 Infrared (IR) spectroscopy is a valuable method of fiber polymer identification and comparison in forensic examinations. The use of IR microscopes, coupled with Fourier transform infrared (FTIR) spectrometers, has greatly simplified the IR analysis of single fibers, thus making the technique...

ASTM E2224-23 - Standard Guide for Forensic Analysis of Fibers by Infrared Spectroscopy
April 1, 2023 - ASTM International

1.1 Infrared (IR) spectroscopy is a valuable method of fiber polymer identification and comparison in forensic examinations. The use of IR microscopes, coupled with Fourier transform infrared (FTIR) spectrometers, has greatly simplified the IR analysis of single fibers, thus making the technique...

ASTM E2224-22 - Standard Guide for Forensic Analysis of Fibers by Infrared Spectroscopy
May 1, 2022 - ASTM International

1.1 Infrared (IR) spectroscopy is a valuable method of fiber polymer identification and comparison in forensic examinations. The use of IR microscopes, coupled with Fourier transform infrared (FTIR) spectrometers, has greatly simplified the IR analysis of single fibers, thus making the technique...

ASTM E3353-22 - Standard Guide for In-Process Monitoring Using Optical and Thermal Methods for Laser Powder Bed Fusion
July 1, 2022 - ASTM International

1.1 This guide provides information on emerging in-process monitoring sensors, sensor configurations, sensor data analysis, and sensor data uses for the laser powder bed fusion additive manufacturing process. 1.2 The sensors covered produce data related to and affected by feedstock, processing...

ASTM E2224-19 - Standard Guide for Forensic Analysis of Fibers by Infrared Spectroscopy
June 1, 2019 - ASTM International

1.1 Infrared (IR) spectroscopy is a valuable method of fiber polymer identification and comparison in forensic examinations. The use of IR microscopes, coupled with Fourier transform infrared (FTIR) spectrometers, has greatly simplified the IR analysis of single fibers, thus making the technique...

ASTM E2224-18 - Standard Guide for Forensic Analysis of Fibers by Infrared Spectroscopy
September 1, 2018 - ASTM International

1.1 Infrared (IR) spectroscopy is a valuable method of fiber polymer identification and comparison in forensic examinations. The use of IR microscopes, coupled with Fourier transform infrared (FTIR) spectrometers, has greatly simplified the IR analysis of single fibers, thus making the technique...

ASTM E2224-10 - Standard Guide for Forensic Analysis of Fibers by Infrared Spectroscopy
September 15, 2010 - ASTM International

Fiber samples may be prepared and mounted for microscopical infrared analysis by a variety of techniques. Infrared spectra of fibers are obtained using an IR spectrophotometer coupled with an IR microscope. Fiber polymer identification is made by comparison of the fiber spectrum with...

ASTM E2224-02 - Standard Guide for Forensic Analysis of Fibers by Infrared Spectroscopy
July 10, 2002 - ASTM International

Fiber samples may be prepared and mounted for microscopical infrared analysis by a variety of techniques. Infrared spectra of fibers are obtained using an IR spectrophotometer coupled with an IR microscope. Fiber polymer identification is made by comparison of the fiber spectrum with...

Kirk-Othmer Encyclopedia of Chemical Technology, All Volumes
March 1, 2004 - WILEY

Introduction An abrasive is a substance used to abrade, smooth, or polish an object. If the object is soft, such as wood, then relatively soft abrasive materials may be used. Usually, however, abrasive connotes very hard substances ranging from naturally occuring sands to the hardest material...

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