GB/T 3143-1982
Active
GB/T 3049-2006
Active
National standards
GB/T 3049-2006 Chemical products for industrial use—General method for determination of iron content—1,10-Phenanthroline spectrophotometric method
GB/T 3049-2006 Chemical products for industrial use—General method for determination of iron content—1,10-Phenanthroline spectrophotometric method
Basic Information
Standard Code:
GB/T 3049-2006
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Inorganic chemical raw materials
ICS Name:
Chemical analysis
Publish Date:
2006-12-29
Implement Date:
2007-06-01
Pages:
8 pages
Scope
This standard specifies a general method for determining the iron content in chemical products - the 1,10-phenanthroline spectrophotometry method. This standard describes the technique for determining the iron content in solutions. When preparing the test solution, necessary modifications should be made to this method according to the standards related to the analyzed product to make it suitable for the determination of the product.
Development Information
Replace the following standards
Adopt standards
ISO 6685:1982
Related Standards
GB/T 4472-1984
Replaced
GB/T 4472-1984 General rule for determination of density and relative density for chemical products
GB/T 4946-1985
Replaced
GB/T 4946-1985 Terms of gas chromatography
GB/T 5274-1985
Replaced
GB/T 5274-1985 Gas analysis—Preparation of calibration gas mixtures—Weighing methods
GB/T 5831-1986
Replaced
GB/T 5831-1986 Determination of trace oxygen in the gases—Colorimetric method
GB/T 5832.2-1986
Replaced