YS/T 37.2-2007
High pure germanium dioxide. Determination of silicon content. Molybdenum blue spectrophotomertic method (English Version)

Standard No.

YS/T 37.2-2007

Language

Chinese, Available in English version

Release Date

2007

Published By

Professional Standard - Non-ferrous Metal

Status

Be replaced 2019-04

Replace By

YS/T 37.2-2018

Latest

YS/T 37.2-2018

Replace

YS/T 37.2-1992

Scope

This section specifies the method for determination of silicon content in high-purity germanium dioxide. This section applies to the determination of silicon content in high-purity germanium dioxide. Measuring range: mass fraction 0.00001% ~ 0.0001%.

YS/T 37.2-2007 history

• 2018 YS/T 37.2-2018 Chemical analysis method of high-purity germanium dioxide. Determination of silicon content by molybdenum blue spectrophotometry.
• 2007 YS/T 37.2-2007 High pure germanium dioxide. Determination of silicon content. Molybdenum blue spectrophotomertic method
• 1992 YS/T 37.2-1992 Chemical analysis method of high purity germanium dioxide Molybdenum blue spectrophotometry Determination of silicon content