GB/T 223.68-1997 Active National standards

GB/T 223.68-1997 Methods for chemical analysis of iron,steel and alloy The potassium iodate titration method after combustion in the pipe furnace for the determination of sulfur content

Publish Date: 1997-03-17 Implement Date: 1997-09-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 223.68-1997

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: 1997-03-17

Implement Date: 1997-09-01

Pages: 12 pages

Development Information

Word Count: 15 Thousand words Pages: 12 pages

Same series standard

GB/T 223.5-1997 Methods for chemical analysis of iron,steel and alloy—The reduced molybdosilicate spectro photometric method for the determination of acid-soluble silicon content GB/T 223.60-1997 Methods for chemical analysis of iron,steel and alloy—The perchloric acid dehydration gravimetric method for the determination of silicon content GB/T 223.69-1997 Methods for chemical analysis of iron,steel and alloy The gas- volumetric method after combustion in the pipe furnace for the determination of carbon content GB/T 223.71-1997 Methods for chemical analysis of iron,steel and alloy—The gravimetric method after combustion in the pipe furnace for the determination of carbon content GB/T 223.74-1997 Methods for chemical analysis of iron,steel and alloy—The combustion gravimetric/gas-volumetric method for the determination of combined carbon content

Replace the following standards

GB 223.68-1989

Referenced Standards

GB 222-84 GB 6379-86

Related Standards

GB/T 223.75-1991 Replaced

GB/T 223.75-1991 Methods for chemical analysis of iron, steel and alloy—The methanol distillation-curcumin photometric method for the determination of boron content

Publish Date: 1981-09-06

GB/T 3875-1983 Replaced

GB/T 3875-1983 Tungsten sheet

Publish Date: 1983-10-10

GB/T 3876-1983 Replaced

GB/T 3876-1983 Molybdenum and molybdenum alloy sheet

Publish Date: 1983-10-10

GB/T 3877-1983 Replaced

GB/T 3877-1983 Molybdenum foil

Publish Date: 1983-10-10

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

Publish Date: 1985-07-18

GB/T 223.40-1985 Replaced

GB/T 223.40-1985 Methods for chemical analysis of iron, steel and alloy—The anion-exchange separation-sulphochlorophenol S photometric method for the determination of niobium content

Publish Date: 1985-07-18