ASTM Chemical Testing

astm  ความหมาย : หมายเลขของมาตรฐาน ASTM เรื่อง Standard specification for calcium chloride คือ ASTM D 98 เนื้อเรื่องเต็ม ตีพิมพ์อยู่ใน Annual book of ASTM standards เล่มที่  What Are the Differences Between the 6 Types of ASTM Standards? · Test Method Standards are defined procedures that generate test results

The standards of ASTM International are used in research and development, quality systems, product testing and acceptance, and commercial transactions all ASTM is available on-campus only without account creation using this link

Over 13000 ASTM standards operate globally Defined and set by us, they improve the lives of millions every day ASTM International is one of the largest voluntary standards development organizations in the world-a trusted source for technical standards for materials,