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ISM Metals and Cyanide Target Analyte Lists and Corresponding CRQLs

The quantitation limits detailed in the table below are provided as a summary only. For full details regarding ISM target analytes and Contract Required Quantitation Limits (CRQLs), please refer to Exhibit C of the ISM01.3 Statement of Work (SOW) or Exhibit C of the ISM02.2 SOW.

ISM01.3

ANALYTE CAS No. ISM01.3 CONTRACT REQUIRED QUANTITATION LIMITS 
ICP-AES
Water (ug/L)
ICP-AES
Soil (mg/kg)
ICP-AES
Wipes (ug)
ICP-AES
Filters (ug)
ICP-MS
Water (ug/L)
ICP-MS
Soil (mg/kg)
7429-90-5 200 20 20 2 20 --
7440-36-0 60 6 6 0.6 2 1
7440-38-2 10 1 1 0.1 1 0.5
7440-39-3 200 20 20 2 10 5
7440-41-7 5 0.5 0.5 0.05 1 0.5
7440-43-9 5 0.5 0.5 0.05 1 0.5
Calcium
7440-70-2 5000 500 500 50 500 --
7440-47-3 10 1 1 0.10 2 1
7440-48-4 50 5 5 0.5 1 0.5
7440-50-8 25 2.5 2.5 0.25 2 1
Iron
7439-89-6 100 10 10 1 200 --
7439-92-1 10 1 1 0.1 1 0.5
Magnesium
7439-95-4 5000 500 500 50 500 --
7439-96-5 15 1.5 1.5 0.15 1 0.5
7440-02-0 40 4 4 0.4 1 0.5
Potassium
7440-09-7 5000 500 500 50 500 --
7782-49-2 35 3.5 3.5 0.35 5 2.5
7440-22-4 10 1 1 0.10 1 0.5
Sodium
7440-23-5 5000 500 500 50 500 --
7440-28-0 25 2.5 2.5 0.25 1 0.5
7440-62-2 50 5 5 0.5 5 2.5
7440-66-6 60 6 6 0.60 2 1
 
Additional Analytes CAS No. Water
(ug/L)
Soil
(mg/kg)
Mercury by Cold Vapor Atomic Absorption (CVAA)
7439-97-6 0.2 0.1
Cyanide by Spectrophotometry
57-12-5 10 0.5

ISM02.2

ANALYTE CAS No. ISM02.2 CONTRACT REQUIRED QUANTITATION LIMITS 
ICP-AES
Water (ug/L)
ICP-AES
Soil (mg/kg)
ICP-AES
Wipes (ug)
ICP-AES
TCLP (mg/L)
ICP-MS
Water (ug/L)
ICP-MS
Soil (mg/kg)
7429-90-5 200 20 20 -- 20 --
7440-36-0 60 6 6 -- 2 1
7440-38-2 10 1 1 5 1 0.5
7440-39-3 200 20 20 100 10 5
7440-41-7 5 0.5 0.5 -- 1 0.5
7440-43-9 5 0.5 0.5 1 1 0.5
Calcium
7440-70-2 5000 500 500 -- 500 --
7440-47-3 10 1 1 5 2 1
7440-48-4 50 5 5 -- 1 0.5
7440-50-8 25 2.5 2.5 -- 2 1
Iron
7439-89-6 100 10 10 -- 200 --
7439-92-1 10 1 1 5 1 0.5
Magnesium
7439-95-4 5000 500 500 -- 500 --
7439-96-5 15 1.5 1.5 -- 1 0.5
7440-02-0 40 4 4 -- 1 0.5
Potassium
7440-09-7 5000 500 500 -- 500 --
7782-49-2 35 3.5 3.5 1 5 2.5
7440-22-4 10 1 1 5 1 0.5
Sodium
7440-23-5 5000 500 500 -- 500 --
7440-28-0 25 2.5 2.5 -- 1 0.5
7440-62-2 50 5 5 -- 5 2.5
7440-66-6 60 6 6 -- 2 1
               
Hardness
(total)
Hardness 33 -- -- -- -- --
 
Additional Analytes CAS No. Water
(ug/L)
Soil
(mg/kg)
TCLP
(mg/L)
Mercury by Cold Vapor Atomic Absorption (CVAA)
7439-97-6 0.2 0.1 0.2
Cyanide by Spectrophotometry
57-12-5 10 0.5 --

 

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