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GB - Chinese national standards
Page 5303
GB/T 6730.27-2017 (31/07/2017)
Iron ores—Determination of fluorine content—Lanthanum-alizarin complexion spectrophotometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 216.10 EUR more info
GB/T 6730.28-2021 (31/12/2021)
Iron ores—Determination of fluorine content—Ion-selective electrode method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 249.70 EUR more info
GB/T 6730.29-2016 (13/12/2016)
Iron ores—Determination of barium content—Barium sulfate grarimetric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 216.10 EUR more info
GB/T 6730.3-2017 (14/10/2017)
Iron ores—Determination of hygroscopic moisture in analytical samples—Gravimetric, Karl Fischer and mass-loss methods
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 476.70 EUR more info
GB/T 6730.30-2017 (07/09/2017)
Iron ores—Determination of chromium content—Diphenyl carbazide spectrophotometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 152.00 EUR more info
GB/T 6730.30-2017E (07/09/2017)
Iron ores—Determination of chromium content—Diphenyl carbazide spectrophotometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
GB/T 6730.31-2017 (07/09/2017)
Iron ores—Determination of vanadium—N-benzoyl-N-phenylhydroxylamine extraction spectrophotometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 237.80 EUR more info
GB/T 6730.32-2013 (09/05/2013)
Iron ores - Determination of vanadium content - The ammonium ferrous sulfate titrimetric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 302.90 EUR more info
GB/T 6730.34-2017 (07/09/2017)
Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 119.40 EUR more info
GB/T 6730.34-2017E (07/09/2017)
Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
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