Chemical Formula: Sn/Zn
Catalog Number: ST0112
CAS Number: 7440-31-5 | 7440
Purity: 99.9%, 99.95%, 99.99%, 99.995%, 99.999%
Shape: Discs, Plates, Column Targets, Step Targets, Custom-made
Zinc is a chemical element originated from the German, ‘zinc’, which may in turn be derived from the Persian word ‘sing’, meaning stone. It was early used before 1000 BC and discovered by Indian metallurgists. “Zn” is the canonical chemical symbol of zinc. Its atomic number in the periodic table of elements is 30 with location at Period 4 and Group 12, belonging to the d-block. The relative atomic mass of zinc is 65.409(4) Dalton, the number in the brackets indicating the uncertainty.
Tin, also called stannum, is a chemical element originated from the Anglo-Saxon word tin (stannum in Latin, meaning hard). It was early used in 3500 BC. “Sn” is the canonical chemical symbol of tin. Its atomic number in the periodic table of elements is 50 with location at Period 5 and Group 14, belonging to the p-block. The relative atomic mass of tin is 118.710(7) Dalton, the number in the brackets indicating the uncertainty.
Submit your review
Came on time and fits all my needs, thanks for meeting my needs ..lol