YS/T 273.9-2020
Methods for chemical analysis and physical properties of cryolite Part 9: Determination of phosphorus pentoxide content Molybdenum blue spectrophotometry (English Version)

Standard No.

YS/T 273.9-2020

Language

Chinese, Available in English version

Release Date

2020

Published By

工业和信息化部

Latest

YS/T 273.9-2020

Replace

YS/T 273.9-2006

YS/T 273.9-2020 history

• 2020 YS/T 273.9-2020 Methods for chemical analysis and physical properties of cryolite Part 9: Determination of phosphorus pentoxide content Molybdenum blue spectrophotometry
• 2006 YS/T 273.9-2006 Chemical analysis methods and physical properties of cryolite. Part 1:Determination of phosphorous pentoxide by molybdenum blue photometric method
• 0000 YS/T 273.9-1994