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analysis

analysis, Total:7 items.

In the international standard classification, analysis involves: Non-ferrous metals, Metalliferous minerals, Ferrous metals.

Professional Standard - Non-ferrous Metal, analysis

• YS/T 74.2-1994 Cadmium Chemical Analysis Method 5-Br-PADAP Spectrophotometric Determination of Antimony
• YS/T 248.4-1985 Crude Lead Chemical Analysis Method 5-Br-PADAP Spectrophotometric Determination of Antimony Content

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, analysis

• GB/T 13293.4-1991 Higher purity copper cathode.Determination of antimony content 2-[(-5-bromo-2-pyridyl)azo]-5-diethylaminophenol spectrophotometric method
• GB/T 4698.22-1996 Sponge titanium, titanium and titanium alloys--Determination of niobium content--2-(5-Bromo-2-pyridylazo)-5-Diethylaminophenol spectrophotometric method
• GB/T 6150.19-1985 Methods for chemical analysis of tungsten concentrates--The 2-(5-bromo-pyridylazo)-5-diethylaminophenol photometric method for the determination of antimony content
• GB/T 223.51-1987 Methods for chemical analysis of iron,steel and alloy--The 2-(5-Bromo-2-pyridylazo)-5-diethylaminophenol photometric method for the determination of zinc content
• GB 223.51-1987 Iron and steel and alloy chemical analysis method 5-Br-PADAP photometric determination of zinc content

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