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GB - Chinese national standards
Page 1536
GB/T 223.5-2008 (19/08/2008)
Steel and iron - Determination of acid-soluble silicon and total silicon content - Reduced molybdosilicate spectrophotometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 92.30 EUR more info
GB/T 223.50-1994 (26/09/1994)
Methods for chemical analysis of ironsteel and alloy--The phenylfluorone-CTMAB direct photometric method for the determination of tin content
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 194.40 EUR more info
GB/T 223.51-1987 (12/05/1987)
Methods for chemical analysis of ironsteel and alloy--The 2-(5-Bromo-2-pyridylazo)-5-diethylaminophenol photometric method for the determination of zinc content
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 172.60 EUR more info
GB/T 223.52-1987 (12/05/1987)
Methods for chemical analysis of ironsteel and alloy--The hydroxylamine hydrochloride-iodometric method for the determination of selenium content
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 150.90 EUR more info
GB/T 223.53-1987 (12/05/1987)
Methods for chemical analysis of ironsteel and alloy--The flame atomic absorption spectrophotometric method for the determination of copper content
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 81.40 EUR more info
GB/T 223.54-2022 (11/07/2022)
Iron, steel and alloy—Determination of nickel content—Flame atomic absorption spectrometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 347.50 EUR more info
GB 223.57-1987 (01/01/1987)
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Available languages: English, Chinese
Available design: electronic design (pdf), Print design
GB/T 223.58-1987 (12/05/1987)
Methods for chemical analysis of ironsteel and alloy--The extraction-absorption catalytic polarographic method for the determination of manganese content
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 92.30 EUR more info
GB/T 223.59-2008 (19/08/2008)
Iron,steel and alloy - Determination of phosphorus content - Bismuth phosphomolybdate blue spectrophotometric method and antimony phosphomolybdate blue spectrophotometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 81.40 EUR more info
GB/T 223.6-2025 (29/08/2025)
Iron, steel and alloy—Determination of boron content—Neutralization titrimetric method and spectrophotometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 363.80 EUR more info
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