GB/T 223.75-1991
Replaced
GB/T 223.19-1989
Active
National standards
GB/T 223.19-1989 Methods for chemical analysis of iron, steel and alloy The neocuproine-chloroform extraction photometric method for the determination of copper content
GB/T 223.19-1989 Methods for chemical analysis of iron, steel and alloy The neocuproine-chloroform extraction photometric method for the determination of copper content
Basic Information
Standard Code:
GB/T 223.19-1989
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Analysis methods for steel and iron alloys
ICS Name:
Black metals
Publish Date:
1989-03-31
Implement Date:
1990-07-01
Publisher:
The National Technical Supervision Bureau
Technical Committee:
The General Research Institute of Steel of the Ministry of Metallurgical Industry
Pages:
8 pages
Development Information
Drafting Units:
The General Research Institute of Steel of the Ministry of Metallurgical Industry
Drafting Persons:
Cao Hongyan, Ke Ruihua, and Yang Wenqiu
Same series standard
GB/T 223.17-1989 Methods for chemical analysis of iron, steel and alloy The diantipyrylmethane photometric method for the determination of titanium content
GB/T 223.26-1989 Methods for chemical analysis of iron, steel and alloy The thiocyanate direct photometric method for the determination of molybdenum content
GB/T 223.28-1989 Methods for chemical analysis of iron, steel and alloy The α-benzoinoxime gravimetric method for the determination of molybdenum content
GB/T 223.37-1989 Methods for chemical analysis of iron, steel and alloy The indophenol blue photometric method for the determination of nitrogen content after distillation separation
GB/T 223.46-1989 Methods for chemical analysis of iron, steel and alloy—The flame atomic absorption spectrometric method for the determination of magnesium content
GB 223.57-1989 The method of chemical analysis for steel and alloys: Extraction separation-adsorption catalytic polarography for the determination of cadmium
GB/T 223.66-1989 Methods for chemical analysis of iron, steel and alloy—The thiocyanate chlorpromazine hydrochloride—chloro form extraction photometric method for the determination of tungsten content
GB/T 223.67-1989 Methods for chemical analysis of iron, steel and alloy—The reducing distillation-methylene blue photometric method for the determination of sulfur content
GB/T 223.70-1989 Methods for chemical analysis of iron, steel and alloy—The o-phenanthroline spectrophotometric method for the determination of iron content
Replace the following standards
GB 223.19-1982
Adopt standards
JIS G1219:1981
Related Standards
GB/T 3875-1983
Replaced
GB/T 3875-1983 Tungsten sheet
GB/T 3876-1983
Replaced
GB/T 3876-1983 Molybdenum and molybdenum alloy sheet
GB/T 3877-1983
Replaced
GB/T 3877-1983 Molybdenum foil
GB/T 223.38-1985
Active
GB/T 223.38-1985 Methods for chemical analysis of iron, steel and alloy—The anion-exchange separation-gravimetric method for the determination of niobium content
GB/T 223.40-1985
Replaced