This part of GB/T 6730 specifies the sulfosalicylic acid spectrophotometric method for the determination of metallic iron content.This part is applicable to a concentration of 0.020% to 0.300% (m/m) of metallic iron content in iron ores, iron ore concentrates and agglomerates, including sinter products.
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This part of GB/T 6730 specifies the potassium dichromate titration method for the determination of Iron (Ⅱ) content.
This part is applicable to a concentration of 0.700% to 30.00% (m/m) of Iron (Ⅱ) in iron ores,iron ore concentrates and agglomerates,including sinter products.
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