2024-11-21 3.143.214.226
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Chinese National Standard List: Steel and iron alloy analysis method

GB 4010-1983 Ferroalloys--Sampling for chemical analysis 
  Issued on:   Price(USD): 260.0
GB/T 3654.10-2024 Ferroniobium—Determination of aluminum content—EDTA titrimetric method 
  Issued on: 2024-05-28   Price(USD): 255.0
GB/T 4701.13-2024 Ferrotitanium—Determination of silicon, manganese, phosphorus,chromium, aluminum, magnesium, copper, vanadium, and nickel contents—Inductively coupled plasma atomic emission spectrometric method 
  Issued on: 2024-4-25   Price(USD): 375.0
GB/T 4701.12-2024 Ferrotitanium—Determination of titanium content—Diantipyrylmethane spectrophotometric method 
  Issued on: 2024-4-25   Price(USD): 210.0
GB/T 223.60-2024 Iron, steel and alloy—Determination of silicon content—Gravimetric method 
  Issued on: 2024-4-25   Price(USD): 255.0
GB/T 43899-2024 Pig iron—Determination of multi-element contents— Spark discharge atomic emission spectrometric method (Routine method) 
  Issued on: 2024-4-25   Price(USD): 555.0
GB/T 5686.9-2023 Ferromanganese,ferromanganese-silicon,nitrogen-bearing ferromanganese and manganese metal—Determination of manganese,silicon,phosphorus and iron content—Wavelength dispersive X-ray fluorescence spectrometry(Fused cast bead method) 
  Issued on: 2023-11-27   Price(USD): 270.0
GB/T 3654.8-2023 Ferroniobium—Determination of titanium content—Chromotropic acid photometric method and diantipyrylmethane photometric method 
  Issued on: 2023-11-27   Price(USD): 225.0
GB/T 7731.17-2023 Ferrotungsten—Determination of cobalt, nickel and aluminum contents—Inductively coupled plasma atomic emission spectrometric method 
  Issued on: 2023-11-27   Price(USD): 270.0
GB/T 5686.5-2023 Ferromanganese,ferromanganese-silicon,nitrogen-bearing ferromanganese and manganese metal—Determination of carbon content—The Infrared absorption method,the gasometric method,the gravimetric method and the coulometric method 
  Issued on: 2023-11-27   Price(USD): 375.0
GB/T 3653.3-2023 Ferroboron—Determination of silicon content—Perchloric acid dehydration-gravimetric method 
  Issued on: 2023-11-27   Price(USD): 165.0
GB/T 223.92-2023 Iron, steel and alloy—Determination of lanthanum, cerium, praseodymium, neodymium and samarium content—Inductively coupled plasma mass spectrometry  
  Issued on: 2023-09-07   Price(USD): 400.0
GB/T 4333.2-2023 Ferrosilicon—Determination of phosphorus content—Bismuth phosphomolybdate blue spectrophotometric method 
  Issued on: 2023-9-7   Price(USD): 160.0
GB/T 42794-2023 Ferronickel―Determination of carbon,sulfur,silicon,phosphorus,nickel,cobalt,chromium and copper contents―Spark atomic emission spectrometry 
  Issued on: 2023-08-06   Price(USD): 255.0
GB/T 5686.7-2022 Ferromanganese，ferromanganese-silicon，nitrogen-bearing ferromanganese and manganese metal—Determination of sulfur content—Infrared absorption method and combustion-neutralization method 
  Issued on: 2022-12-30   Price(USD): 255.0
GB/T 5686.4-2022 Ferromanganese, ferromanganese-silicon, nitrogen-bearing ferromanganese and manganese metal—Determination of phosphorus content—Molybdenum blue spectrophotometric method and bismuth phosphomolybdate blue spectrophotometric method 
  Issued on: 2022-10-12   Price(USD): 225.0
GB/T 223.54-2022 Iron, steel and alloy—Determination of nickel content—Flame atomic absorption spectrometric method  
  Issued on: 2022-7-11   Price(USD): 315.0
GB/T 5686.1-2022 Ferromanganese，ferromanganese-silicon，nitrogen-bearing ferromanganese and manganese metal—Determination of manganese content—Potentiometric method， titrimetric method after ammonium nitrate oxidation and titrimetric method after perchloric acid oxidation 
  Issued on: 2022-10-14   Price(USD): 270.0
GB/T 223.63-2022 Iron, steel and alloy—Determination of manganese content—Sodium (potassium) periodate spectrophotometric method 
  Issued on: 2022-07-11   Price(USD): 225.0
GB/T 5686.2-2022 Ferromanganese, ferromanganese-silicon, nitrogen-bearing ferromanganese and manganese metal—Determination of silicon content—Molybdenum blue spectrophotometric method , silicon potassium fluoride titrimetric method and perchloric acid dehydration gravimetric method 
  Issued on: 2022-10-12   Price(USD): 225.0
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