|
Test Name
|
ICP
|
Method
Number
AA-DA
|
AA-F
|
Holding
Times
|
Preservative
Total Metals
acidify to
|
Preservative
Dissolved Metals
filter then acidify to
|
|
Boron
|
200.7(2)
|
-
|
-
|
6 months(7)
|
HNO3 to pH<2
|
HNO3 to pH<2
|
|
Aluminum
|
6010(1)**
200.7(2)**
|
7020(1)
202.1(2)
|
202.2(2)
|
6 months(7)
6 months(7)
|
HNO3 to pH<2
HNO3 to pH<2
|
HNO3 to pH<2
HNO3 to pH<2
|
|
Antimony
|
6010(1)**
200.7(2)**
|
7040(1)Ý
204.1(2)Ý
|
7041(1)ÝÝ
204.2(2)ÝÝ
|
6 months(7)
6 months(7)
|
HNO3 to pH<2
HNO3 to pH<2
|
HNO3 to pH<2
HNO3 to pH<2
|
|
Arsenic
|
6010(1)**
200.7(2)**
|
-
|
7060(1)ÝÝ
206.2(2)ÝÝ
|
6 months(7)
6 months(7)
|
HNO3 to pH<2
HNO3 to pH<2
|
HNO3 to pH<2
HNO3 to pH<2
|
|
Barium
|
6010(1)**
200.7(2)**
|
7080(1)Ý
208.1(2)Ý
|
7081(1)ÝÝ
208.2(2)ÝÝ
|
6 months(7)
6 months(7)
|
HNO3 to pH<2
HNO3 to pH<2
|
HNO3 to pH<2
HNO3 to pH<2
|
|
Beryllium
|
6010(1)**
200.7(2)**
|
7090(1)Ý
210.1(2)Ý
|
7091(1)ÝÝ
210.2(2)ÝÝ
|
6 months(7)
6 months(7)
|
HNO3 to pH<2
HNO3 to pH<2
|
HNO3 to pH<2
HNO3 to pH<2
|
|
Bismuth
|
6010(1)
|
-
|
-
|
6 months(7)
|
HNO3 to pH<2
|
HNO3 to pH<2
|
|
Cadmium
|
6010(1)**
200.7(2)**
|
7160(1)Ý
213.1(2)Ý
|
7131(1)ÝÝ
213.2(2)ÝÝ
|
6 months(7)
6 months(7)
|
HNO3 to pH<2
HNO3 to pH<2
|
HNO3 to pH<2
HNO3 to pH<2
|
|
Calcium
|
6010(1)**
200.7(2)**
|
7140(1)Ý
215.1(2)Ý
|
-
|
6 months(7)
6 months(7)
|
HNO3 to pH<2
HNO3 to pH<2
|
HNO3 to pH<2
HNO3 to pH<2
|
|
Chromium
|
6010(1)**
200.7(2)**
|
7190(1)Ý
218.1(2)Ý
|
7191(1)ÝÝ
218.2(2)ÝÝ
|
6 months(7)
6 months(7)
|
HNO3 to pH<2
HNO3 to pH<2
|
HNO3 to pH<2
HNO3 to pH<2
|
|
Chromium VI
|
-
|
7197(1)Ý
218.4(2)Ý
|
-
|
24 hours
24 hours
|
none
none
|
none
none
|
|
Cobalt
|
6010(1)**
200.7(2)**
|
7200(1)Ý
219.1(2)Ý
|
7201(1)ÝÝ
219.2(2)ÝÝ
|
6 months(7)
6 months(7)
|
HNO3 to pH<2
HNO3 to pH<2
|
HNO3 to pH<2
HNO3 to pH<2
|
|
Copper
|
6010(1)**
200.7(2)**
|
7210(1)Ý
220.1(2)Ý
|
7211(1)ÝÝ
220.2(2)ÝÝ
|
6 months(7)
6 months(7)
|
HNO3 to pH<2
HNO3 to pH<2
|
HNO3 to pH<2
HNO3 to pH<2
|
|
Gallium
|
6010(1)
|
-
|
-
|
6 months(7)
|
HNO3 to pH<2
|
HNO3 to pH<2
|
|
Germanium
|
6010(1)
|
-
|
-
|
6 months(7)
|
HNO3 to pH<2
|
HNO3 to pH<2
|
|
Gold
|
6010(1)
|
-
|
-
|
6 months(7)
|
HNO3 to pH<2
|
HNO3 to pH<2
|
|
Indium
|
6010(1)
|
-
|
-
|
6 months(7)
|
HNO3 to pH<2
|
HNO3 to pH<2
|
|
Iron
|
6010(1)**
200.7(2)**
|
7380(1)Ý
236.1(2)Ý
|
7381(1)ÝÝ
236.2(2)ÝÝ
|
6 months(7)
6 months(7)
|
HNO3 to pH<2
HNO3 to pH<2
|
HNO3 to pH<2
HNO3 to pH<2
|
|
Lead
|
6010(1)**
200.7(2)**
|
7420(1)Ý
239.1(2)Ý
|
7421(1)ÝÝ
239.2(2)ÝÝ
|
6 months(7)
6 months(7)
|
HNO3 to pH<2
HNO3 to pH<2
|
HNO3 to pH<2
HNO3 to pH<2
|
