| SJ 1856-1981 English PDFUS$199.00 ยท In stock Delivery: <= 2 days. True-PDF full-copy in English will be manually translated and delivered via email. SJ 1856-1981: (Electronic ceramic materials alumina impurity atom absorption spectrophotometry) Status: Obsolete 
 Basic dataStandard ID: SJ 1856-1981 (SJ1856-1981)Description (Translated English): (Electronic ceramic materials alumina impurity atom absorption spectrophotometry) Sector / Industry: Electronics Industry Standard Classification of Chinese Standard: L90 Word Count Estimation: 4,492 |