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GB - Chinese national standards
Page 5305
GB/T 6730.45-2025 (30/06/2025)
Iron ores—Determination of arsenic content—Arseno-molybdenum blue spectrophotometric method after hydrogen arsenide separation
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 418.80 USD more info
GB/T 6730.46-2025 (29/08/2025)
Iron ores—Determination of arsenic content—Arseno-molybdenum blue spectrophotometric method after the distillation separation
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 430.80 USD more info
GB/T 6730.47-2017 (07/09/2017)
Iron ores—Determination of niobium content—Sulfochlorophenol S spectrophotometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 168.00 USD more info
GB/T 6730.47-2017E (07/09/2017)
Iron ores—Determination of niobium content—Sulfochlorophenol S spectrophotometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
GB/T 6730.48-2021 (31/12/2021)
Iron ores—Determination of bismuth content— Dithiodiantipyryl methane spectrophotometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 298.80 USD more info
GB/T 6730.49-1986 (19/08/1986)
Methods for chemical analysis of iron ores The flame atomic absorbtion spectrophotometric method for the determination of sodium and potassium content
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 334.80 USD more info
GB/T 6730.49-2017 (14/10/2017)
Iron ores—Determination of potassium content—Flame atomic absorption spectrometric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 238.80 USD more info
GB/T 6730.5-2022 (15/04/2022)
Iron ores—Determination of total iron content—Titrimetric methods after titanium(III) chloride reduction
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 312.00 USD more info
GB/T 6730.50-2016 (30/12/2016)
Iron ores—Determination of carbon content—Gas volumetric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 238.80 USD more info
GB/T 6730.51-2023 (23/05/2023)
Iron ores—Determination of carbon content in carbonate—The caustic asbestos absorption gravimetric method
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 370.80 USD more info
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