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br-padap spectrophotometry

br-padap spectrophotometry, Total:6 items.

In the international standard classification, br-padap spectrophotometry involves: Water quality, Non-ferrous metals.

Professional Standard - Water Conservancy, br-padap spectrophotometry

• SL 92-1994 Determination of antimony (5-Br-PADAP spectrophotometric method)

Professional Standard - Non-ferrous Metal, br-padap spectrophotometry

• YS/T 74.2-1994 Cadmium Chemical Analysis Method 5-Br-PADAP Spectrophotometric Determination of Antimony

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, br-padap spectrophotometry

• 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

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, br-padap spectrophotometry

• GB/T 13747.25-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 25：Determination of niobium content—2-(5-bromo-2-pyridylazo)-5-diethylam inophenol spectrophotometry and inductively coupled plasma atomic emission spectrometry
• GB/T 4698.22-2017 Methods for chemical analysis of titanium sponge ,titanium and titanium alloys—Part 22：Determination of niobium content—5-Br-PADAP spectrophotometry and inductively coupled plasma atomic emission spectrometry

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