Tiêu chuẩn quốc tế

Số hiệu Standard Number ASTM E2490-09 Năm ban hành 2009 Publication date Tình trạng A - Còn hiệu lực Status
Tên tiếng Anh Title in English Standard Guide for Measurement of Particle Size Distribution of Nanomaterials in Suspension by Photon Correlation Spectroscopy (PCS)
Chỉ số phân loại Quốc tế (ICS) By field 71.100 - Sản phẩm công nghiệp hóa học 71.100.01 - Sản phẩm công nghiệp hoá học nói chung
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Phạm vi áp dụng Scope of standard 1.1 This guide deals with the measurement of particle size distribution of suspended particles, which are solely or predominantly sub-100 nm, using the photon correlation (PCS) technique. It does not provide a complete measurement methodology for any specific nanomaterial, but provides a general overview and guide as to the methodology that should be followed for good practice, along with potential pitfalls. 1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.