Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: ASTM D5794-95(2021)
• Năm ban hành / Publication date: 2021
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Standard Guide for Determination of Anions in Cathodic Electrocoat Permeates by Ion Chromatography
• Chỉ số phân loại Quốc tế (ICS) / By field: 71.040.50 - Phương pháp vật lý hoá học của phân tích
• Số trang / Page: 2

Phạm vi áp dụng / Scope of standard

1.1 This guide is used for the determination of nitrate anion in electrocoat bath permeate by use of chemically suppressed and non-suppressed ion chromatography (IC).

1.2 Other anions, with the exception of phosphate, may be determined in electrocoat bath permeates by use of this guide.

1.3 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.