DZ/T 0101.12-1994
Active
XB/T 211-2007
Replaced
Industry standards-Rare earths
XB/T 211-2007 Rare earth abundance with samarium,europium and gadolinium oxides
XB/T 211-2007 Rare earth abundance with samarium,europium and gadolinium oxides
Basic Information
Standard Code:
XB/T 211-2007
Standard Type:
Industry standards
Standard Status:
Replaced
is_force_gb:
no
CCS Name:
-
ICS Name:
-
Publish Date:
2007-08-01
Implement Date:
2008-01-01
Pages:
5 pages
Scope
This standard specifies the requirements, test methods, inspection rules and marking, packaging, transportation, and storage of samarium-europium-gadolinium concentrates. This standard applies to samarium-europium-gadolinium concentrates produced by extraction separation. This product is mainly used as a raw material for extracting single rare earth elements such as samarium, europium, and gadolinium, and is intended for further processing.
Development Information
Replace the following standards
Superseded by the following standards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 12690.2-2002 Chemical analysis methods for non—RE impurity of rare earth metals and their oxides—Determination of ignition loss content of rare earth oxides—Gravimetric method
GB/T 12690.2-2015 Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 2:Determination of ignition loss content of rare earth oxides—Gravimetric method
GB/T 14635.1-1993 Rare earth metals and their compounds—Determination of total rare earth contents—Rare earth oxalate gravimetric method
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