GB/T 4293-1984
abolished_transferred
GB 9968-1996
Replaced
National standards
force_standard
GB 9968-1996 Rare earth nitrate for agricultural use
GB 9968-1996 Rare earth nitrate for agricultural use
Basic Information
Standard Code:
GB 9968-1996
Standard Type:
National standards
Standard Status:
Replaced
is_force_gb:
yes
CCS Name:
Rare earth metals and their alloys
ICS Name:
Salt
Publish Date:
1996-07-09
Implement Date:
1997-01-01
Pages:
7 pages
Development Information
Replace the following standards
GB 9968-1988
Superseded by the following standards
Referenced Standards
GB/T 8170-1987 Rules for rounding off of numberical values
GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 12687.1-1990 Chemical analysis of nitrate of rare earth for agriculture—Determination of total rare earth oxide content—Gravimetric method
GB/T 12687.1-2010 Chemical analysis methods of rare earth nitrate for growth regulator for plant—Part 1:Determination of arsenic,mercury,lead,cadmium and chromium contents—Inductively coupled plasma mass spectrometry method
GB/T 12687.2-1990 Chemical analysis of nitrate of rare earth for agriculture—Determination of chlorine content—Mercurimetric method
GB/T 12687.2-2010 Chemical analysis methods of rare earth nitrate for growth regulator for plant—Part 2:Determination of chlorine content
GB/T 12687.3-1990 Chemical analysis of nitrate of rare earth for agriculture—Determination of arsenic content—Hydride generation flame atomic absorption spectrophotometric method
GB/T 12687.3-2010 Chemical analysis methods of rare earth nitrate for growth regulator for plant—Part 3:Determination of the water insoluble matter content—Gravimetry
GB/T 12687.4-1990 Chemical analysis of nitrate of rare earth for agriculture—Determination of mercury content—Flame atomic absorption spectrophotometric method
GB/T 12687.5-1990 Chemical analysis of nitrate of rare earth for agriculture—Determination of chrome content-sys—Diphenyl carbazide spectrophotometric method
GB/T 12687.6-1990 Chemical analysis of nitrate of rare earth for agriculture—Determination of lead and cadmium content—Flame atomic absorption spectrophotometric method
GB/T 12687.7-1990 Chemical analysis of nitrate of rare earth for agriculture—Determination of thorum content—Spectrometric method with Cl-TBP levextred resin separation
GB/T 12687.8-1990 Chemical analysis of nitrate of rare earth for agriculture—Determination for the water insoluble matter content—Gravimetric method
Related Standards
GB/T 6275-1986
Abolished
GB/T 6275-1986 Ammonium hydrogen carbonate for industrial use
GB/T 6276.1-1986
Replaced
GB/T 6276.1-1986 Ammonium hydrogen carbonate for industrial use—Determination of total alkalinity—Volumetric method
GB/T 6276.2-1986
Replaced
GB/T 6276.2-1986 Ammonium hydrogen carbonate for industrial use—Determination of chloride content—Potentiometric method
GB/T 6276.3-1986
Replaced
GB/T 6276.3-1986 Ammonium hydrogen carbonate for industrial use—Determination sulphide content—Visible turbidimetric method
GB/T 6276.4-1986
Replaced