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GB/T 6730.52-2004 Iron ores—Determination of cobalt content—Flame atomic absorption spectrometric methnod $120.00 via email in 1~3 business day abolished
GB/T 6730.52-2018 Iron ores—Determination of cobalt content—Flame atomic absorption spectrometric method $160.00 via email in 1~3 business day valid
GB/T 6730.53-2004 Iron ores—Determination of zinc content—Flame atomic absorption spectrometric method $100.00 immediately valid
GB/T 6730.54-2004 Iron ores—Determination of lead content—Flame atomic absorption spectrometric method $100.00 immediately valid
GB/T 6730.55-2004 Iron ores—Determination of tin content—Flame atomic absorption spectrometric method $130.00 via email in 1~3 business day superseded
GB/T 6730.55-2019 Iron ores-Determination of tin content-Flame atomic absorption spectrometric method $110.00 via email in 1~3 business day valid
GB/T 6730.56-2004 Iron ores—Determination of aluminum content—Flame atomic absorption spectrometric method $120.00 via email in 1~3 business day superseded
GB/T 6730.56-2019 Iron ores—Determination of aluminum content—Flame atomic absorption spectrometric method $220.00 via email in 1~3 business day valid
GB/T 6730.57-2004 Iron ores - Determination of chromium content - Flame atomic absorption spectrometric method $120.00 via email in 1~3 business day valid
GB/T 6730.58-2004 Iron ores—Determination of vanadium content—Flame atomic absorption spectrometric methods $150.00 via email in 1~3 business day superseded
GB/T 6730.58-2017 Iron ores--Determination of vanadium content--Flame atomic absorption spectrometric method $220.00 via email in 1~3 business day valid
GB/T 6730.59-2005 Iron ores—Determination of manganese content—Flame atomic absorption spectrometric method $150.00 via email in 1~3 business day abolished
GB/T 6730.59-2017 Iron ores--Determination of manganese content--Flame atomic absorption spectrometric method $220.00 via email in 1~3 business day valid
GB/T 6730.6-2016 Iron ores―Determination of metallic iron content―Ferric chloride-sodium acetate titrimetric method $160.00 via email in 1~3 business day valid
GB/T 6730.60-2005 Iron ores - Determination of nickel content - Flame atomic absorption spectrometric method $120.00 via email in 1~3 business day superseded
GB/T 6730.60-2022 Iron ores—Determination of nickel content—Flame atomic absorption spectrometric method $240.00 via email in 1~3 business day valid
GB/T 6730.61-2005 Iron ores - Determination of carbon and sulfur content - High frequency combustion with infrared absorption method $80.00 immediately abolished
GB/T 6730.61-2022 Iron ores—Determination of carbon and sulfur content—High frequency combustion with infrared absorption method $255.00 via email in 1~3 business day valid
GB/T 6730.62-2005 Iron ores—Determination of calcium,silicon,manganese,titanium,phosphorus magnesium,aluminium and barium content—Wavelength dispersive X-ray fluorescence spectrometric method $370.00 immediately valid
GB/T 6730.63-2006 Iron ores - Determination of aluminum, calcium, magnesium, manganese, phosphorus, silicon and titanium content - Inductively coupled plasma atomic emission spectrometric method $220.00 via email in 1~3 business day abolished
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