|
1
|
Tungsten concentrates
|
1
|
WO3
|
0203
|
Methods for chemical analysis of tungsten concentrates
—Determination of tungsten trioxide content
—The ammonium tungstate igniting gravimetric method GB/T 6150.1-2008
|
|
|
|
1
|
Tungsten concentrates
|
2
|
Sn
|
0203
|
Methods for chemical analysis of tungsten Concentrates
—Determination of tin content
— The potassium iodate volumetry and hydrogenate atomic absorption spectrometry GB/T 6150.2-2008
|
|
|
|
3
|
P
|
0203
|
Methods for chemical analysis of tungsten Concentrates
—Determination of phosphorus content
—The phosphorus molybdenum yellow spectrometry
GB/T6150.3-2009
|
|
|
|
4
|
S
|
0203
|
Methods for chemical analysis of tungsten Concentrates
—Determination of sulfur content
—The high frequency-infrared absorption method
GB/T 6150.4-2008
|
|
|
|
1
|
Tungsten concentrates
|
5
|
Ca
|
0203
|
Methods for chemical analysis of tungsten Concentrates
—Determination of calcium content
—EDTA volumetric method and flame atomic absorption specteometric method
GB/T 6150.5-2008
|
|
|
|
6
|
Mo
|
0203
|
Methods for chemical analysis of tungsten Concentrates
—Determination of molybdenum content —The thiocyanate
spectrophotometry
GB/T 6150.8-2009
|
|
|
|
7
|
Cu
|
0203
|
Methods for chemical analysis of tungsten Concentrates
—Determination of copper content—Flame atomic absorption spectrometry
GB/T 6150.9-2009
|
|
|
|
1
|
Tungsten concentrates
|
8
|
SiO2
|
0203
|
Methods for chemical analysis of tungsten Concentrates
—Determination of silicon dioxide content—The silicomolybdenum blue spectrophotometry and the gravinmetry
GB/T 6150.12-2008
|
|
|
|
9
|
As
|
0203
|
Methods for chemical analysis of tungsten Concentrates
—Determination of arsenic content
—Hydride reduction atomic absorption spectrometry and the silver diethyldithiocatbamate(DDTC-Ag) photometry
GB/T 6150.13-2008
|
|
|
|
1
|
Tungsten concentrates
|
10
|
Mn
|
0203
|
Methods for chemical analysis of tungsten Concentrates
—Determination of manganese content
—The ammonium ferrous sulfate volumetric method and flame atomic absorption spectrometry method
GB/T 6150.14-2008
|
|
|
|
11
|
Bi
|
0203
|
Methods for chemical analysis of tungsten Concentrates
—Determination of bismuth content—Flame atomic absorption spectrometry method
GB/T 6150.15-2008
|
|
|
|
12
|
Fe
|
0203
|
Methods for chemical analysis of tungsten Concentrates
—Determination of iron content—The sulphosalicylic acid spectrophotometry
GB/T 6150.16-2009
|
|
|
|
1
|
Tungsten concentrates
|
13
|
Sb
|
0203
|
Methods for chemical analysis of tungsten Concentrates
—Determination of antimony content
—Hydride reduction atomic absorption spectrometry
GB/T 6150.17-2008
|
|
|
|
2
|
Yttrium and their oxide
|
14
|
La2O3，CeO2，Pr6O11，Nd2O3，Sm2O3，Eu2O3，Gd2O3，Tb4O7，Dy2O3，Ho2O3，Er2O3，Tm2O3，Yb2O3，Lu2O3 in Yttrium oxide
|
0203
|
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides
Yttrium —Determination of lanthanum ,cerium ,praseodymium ,neodymium , samarium ,europium , gadolinium , terbium , dysprosium , holmium, erbium, thulium, ytterbium , lutetium contents
GB/T18115.12-2006
|
|
|
|
3
|
Lanthanum and their oxide
|
15
|
Y2O3，CeO2，Pr6O11，Nd2O3，Sm2O3，Eu2O3，Gd2O3，Tb4O7，Dy2O3，Ho2O3，Er2O3，Tm2O3，Yb2O3，Lu2O3 in Lanthanum oxide
|
0203
|
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides
Lanthanum—Determination of cerium,praseodymium, neodymium, samarium ,europium ,gadolinium, terbium, dysprosium ,holmium,
erbium, thulium, ytterbium , lutetium and yttrium contents
GB/T18115.1-2006
|
|
|
|
4
|
Cerium and their oxide
|
16
|
Y2O3，La2O3，Pr6O11，Nd2O3，Sm2O3，Eu2O3，Gd2O3，Tb4O7，Dy2O3，Ho2O3，Er2O3，Tm2O3，Yb2O3，Lu2O3 in Cerium oxide
|
0203
|
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides
Cerium —Determination of lanthanum , praseodymium, neodymium ,samarium ,europium , gadolinium, terbium ,dysprosium,
holmium ,erbium ,thulium ,ytterbium , lutetium and yttrium contents
GB/T18115.2-2006
|
|
|
|
5
|
Praseodymium and their oxide
|
17
|
Y2O3，La2O3，CeO2，Nd2O3，Sm2O3，Eu2O3，Gd2O3，Tb4O7，Dy2O3，Ho2O3，Er2O3，Tm2O3，Yb2O3，Lu2O3 in Praseodymium oxide
|
0203
|
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides(GB/T18115.3-2006)
Praseodymium —Determination of lanthanum ,cerium ,neodymium , samarium ,europium ,gadolinium , terbium , dysprosium ,holmium ,
erbium ,thulium ,ytterbium ,lutetium and yttrium contents
GB/T18115.3-2006
|
|
|
|
6
|
Neodymium and their oxides
|
18
|
Y2O3，La2O3，CeO2，Pr6O11，Sm2O3，Eu2O3，Gd2O3，Tb4O7，Dy2O3，Ho2O3，Er2O3，Tm2O3，Yb2O3，Lu2O3 in Neodymium oxide
|
0203
|
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides(GB/T18115.4-2006)
Neodymium —Determination of lanthanum ,cerium, praseodymium,
samarium ,europium ,gadolinium ,
terbium, dysprosium ,holmium ,
erbium ,thulium ,ytterbium,lutetium and yttrium contents
GB/T18115.4-2006
|
|
|
|
7
|
Samarium and their oxides
|
19
|
Y2O3，La2O3，CeO2，Pr6O11，Nd2O3，Eu2O3，Gd2O3，Tb4O7，Dy2O3，Ho2O3，Er2O3，Tm2O3，Yb2O3，Lu2O3 in Samarium oxide
|
0203
|
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides(GB/T18115.5-2006)
Samarium —Determination of lanthanum ,cerium, praseodymium ,
neodymium ,europium ,gadolinium ,terbium , dysprosium ,holmium ,
erbium ,thulium ,ytterbium ,lutetium and yttrium contents
GB/T18115.5-2006
|
|
|
|
8
|
Europium and their oxides
|
20
|
Y2O3，La2O3，CeO2，Pr6O11，Nd2O3，Sm2O3，Gd2O3，Tb4O7，Dy2O3，Ho2O3，Er2O3，Tm2O3，Yb2O3，Lu2O3 in Europium oxide
|
0203
|
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides(GB/T18115.6-2006)
Europium —Determination of lanthanum ,cerium ,praseodymium ,
neodymium ,samarium ,gadolinium ,terbium ,dysprosium ,holmium , erbium ,thulium , ytterbium , lutetium and yttrium contents
GB/T18115.6-2006
|
|
|
|
9
|
Gadolinium and their oxides
|
21
|
Y2O3，La2O3，CeO2，Pr6O11，Nd2O3，Sm2O3，Eu2O3，Tb4O7，Dy2O3，Ho2O3，Er2O3，Tm2O3，Yb2O3，Lu2O3 in Gadolinium oxide
|
0203
|
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides(GB/T18115.7-2006)
Gadolinium —Determination of lanthanum ,cerium ,praseodymium , neodymium , samarium , europium, terbium ,dysprosium ,holmium , erbium ,thulium ,ytterbium ,lutetium and yttrium contents
GB/T18115.7-2006
|
|
|
|
10
|
Terbium and their oxides
|
22
|
Y2O3，La2O3，CeO2，Pr6O11，Nd2O3，Sm2O3，Eu2O3，Gd2O3，Dy2O3，Ho2O3，Er2O3，Tm2O3，Yb2O3，Lu2O3 in Terbium oxide
|
0203
|
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides(GB/T18115.8-2006)
Terbium —Determination of lanthanum ,cerium ,praseodymium , neodymium , samarium ,europium,, gadolinium ,dysprosium ,holmium ,erbium ,thulium ,ytterbium,lutetium and yttrium contents
GB/T18115.8-2006
|
|
|
|
11
|
Dysprosium and their oxides
|
23
|
Y2O3，La2O3，CeO2，Pr6O11，Nd2O3，Sm2O3，Eu2O3，Gd2O3，Tb4O7，Ho2O3，Er2O3，Tm2O3，Yb2O3，Lu2O3 in Dysprosium oxide
|
0203
|
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides
Dysprosium —Determination of lanthanum ,cerium ,praseodymium , neodymium , samarium , europium, gadolinium ,terbium ,holmium , erbium ,thulium ,ytterbium , lutetium and yttrium contents
GB/T18115.9-2006
|
|
|
|
12
|
Holmium and their oxides
|
24
|
Y2O3，La2O3，CeO2，Pr6O11，Nd2O3，Sm2O3，Eu2O3，Gd2O3，Tb4O7，Dy2O3，Er2O3，Tm2O3，Yb2O3，Lu2O3 in Holmium oxide
|
0203
|
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides
Holmium —Determination of lanthanum ,cerium ,praseodymium , neodymium , samarium ,europium, gadolinium ,terbium ,dysprosium , erbium ,thulium ,ytterbium ,lutetium and yttrium contents
GB/T18115.10-2006
|
|
|
|
13
|
Erbium and their oxides
|
25
|
Y2O3，La2O3，CeO2，Pr6O11，Nd2O3，Sm2O3，Eu2O3，Gd2O3，Tb4O7，Dy2O3，Ho2O3，Tm2O3，Yb2O3，Lu2O3 in Erbium oxide
|
0203
|
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides
Erbium —Determination of lanthanum ,cerium ,praseodymium , neodymium , samarium ,europium, gadolinium , terbium ,dysprosium , holmium ,thulium ,ytterbium , lutetium and yttrium contents
GB/T18115.11-2006
|
|
|
|
14
|
rare earth metals and their oxides
|
26
|
C、S
|
0203
|
Chemical analysis methods for non -RE impurity of rare earth metals and their oxides —Determination of carbon and sulfur contents —High frequency -infrared absorption method GB/T 12690.1-2002
|
|
|
|
14
|
rare earth metals and their oxides
|
27
|
Th
|
0203
|
Chemical analysis methods for non- RE impurities of rare earth metals and their oxides—Determination of thorium content —Arsenazo Ⅲ spectrophotometric method and inductively coupled plasma mass spectrum method
GB/T 12690.12-2003
|
|
|
|
28
|
CaO
|
0203
|
Chemical analysis methods for non- rare earth metals and their oxide
—Determination of calcium content GB/T 12690.15-2006
|
|
|
|
29
|
Cl-
|
0203
|
Chemical analysis methods for non- RE impurities of rare earth metals and their oxides —Determination of chlorine content—Silver nitrate turbidimetric method
GB/T 12690.9-2003
|
|
|
|
14
|
rare earth metals and their oxides
|
30
|
Fe
|
0203
|
Chemical analysis methods for non- RE impurities of rare earth metals and their oxides—Determination of iron content—Kalium thiocyanate,
1.10-phenantroline spectrophoto-
metric method
GB/T 12690.6-2003
|
|
|
|
31
|
P
|
0203
|
Chemical analysis methods for non- RE impurities of rare earth metals and their oxides—Determination of phosphorus content —by Molybdenum blue spectrophotometric method
GB/T 12690.10-2003
|
|
|
|
14
|
rare earth metals and their oxides
|
32
|
Si
|
0203
|
Chemical analysis methods for non- RE impurities of rare earth metals and their oxides —Determination of silicon content—Molybdenum blue spectrophotometric method
GB/T 12690.7-2003
|
|
|
|
33
|
Co、Mn、Pb、Ni、Cu、Zn、Al、Cr
|
0203
|
Chemical analysis methods for non- RE impurities of rare earth metals and their oxides —Determination ofAl,Cr,Mn,fe,Co,,Ni,Cu,Zn,Pb content by inductively coupled plasma atomic emission spectrographic method and Determination of Co,Mn,Pb,Ni,Cu,Zn,Al,Cr content by inductively coupled plasma mass spectrum method GB/T 12690.5-2003
|
|
|
|
14
|
rare earth metals and their oxides
|
34
|
Mg
|
0203
|
Chemical analysis methods for non- RE impurities of rare earth metals and their oxides—Determination of magnesium content—Flame atomic absorption spectrometric method GB/T 12690.11-2003
|
e
|
|
|
35
|
Na
|
0203
|
Chemical analysis methods for non- RE impurities of rare earth metals and their oxides —Determination of sodium content—Flame atomic absorption spectrometric method
GB/T 12690.8-2003
|
|
|
|
14
|
rare earth metals and their oxides
|
36
|
LOI
|
0203
|
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 12690.2-2002
|
|
|
|
37
|
REO
|
0203
|
Rare earth metals and their compounds—Determination of total rare earth contents
GB/T 14635-2008
|
|
|
|
15
|
rare earth mixtures and concentrates
|
38
|
Fifteen REO relative content
|
0203
|
Chemical analysis methods for mixed rare earth oxide of ion-absorpted type RE ore
—Determination of Fifteen REO relative content GB/T 18882.1-2008
|
|
|
|
39
|
REO
|
0203
|
Rare earth metals and their compounds—Determination of total rare earth contents
GB/T 14635-2008
|
|
|
|
15
|
rare earth mixtures and concentrates
|
40
|
H2O
|
0203
|
Chemical analysis methods for non- RE impurity of rare earth metals and their oxides —Determination of
water content of rare earth oxides—Gravimetric method
GB/T 12690.3-2002
|
|
|
|
16
|
rare earth ferrosilicon alloy
|
41
|
REO
|
0201
|
Methods for chemical analysis of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy
—Determination of total rare earth content GB/T 16477.1-1996
|
|
|
|
42
|
Si
|
0201
|
Methods for chemical analysis of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy
—Determination of silica content
GB/T 16477.4-1996
|
|
|
|
16
|
rare earth ferrosilicon alloy
|
43
|
Ca、Mg、Mn
|
0201
|
Methods for chemical analysis of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy
—Determination of calcium, magnesium and manganese contents GB/T 16477.2-1996
|
|
|
