GB/T 20975.31-2019

Methods for chemical analysis of aluminium and aluminium alloys—Part 31Determination of phosphorus content—Molybdenum blue spectrophotometry

NORMA vydána dne 4.6.2019

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The information about the standard:

Designation standards: GB/T 20975.31-2019
Publication date standards: 4.6.2019
Country: Chinese technical standard
Kategorie: Technické normy GB