| Parameter |
Method |
Container/Preservatives |
Holding Time |
| Alkalinity |
SM 2320B Modified |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 14 Days |
| Anions - Br, Cl, F, SO4 |
EPA 300.0 |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 28 Days |
| Anions - NO2, NO3, PO4 |
EPA 300.0 |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 48 Hours |
| BTEX / Gasoline Range Hydrocarbons |
EPA 8021B/8260 |
4 to 8 oz Glass Jar / Field Preservation Kit* / Cool 4°C |
Analyze within 14 Days |
| Cyanide |
SM 4500-CN C,E |
2 to 4 oz Glass Jar / Cool 4°C |
Analyze within 28 Days |
| Diesel Range Organics |
NWTPH-Dx/EPA 8015/AK102-103 |
4 to 8 oz Glass Jar / Cool 4°C |
Extract within 14 Days / Analyze within 40 Days of Extraction |
| Extractable Petroleum Hydrocarbons (EPH) |
NWEPH |
4 to 8 oz Glass Jar / Cool 4°C |
Extract within 14 Days / Analyze within 40 Days of Extraction |
| Herbicides |
EPA 8151A |
4 to 8 oz Glass Jar / Cool 4°C |
Extract within 14 Days / Analyze within 40 Days of Extraction |
| Hexavalent Chromium |
EPA 7196 |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 28 Days |
| Ignitability / Flashpoint |
ASTM D93/ SW 1010 |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 28 Days |
| Langelier Index / Corrosivity |
SM 2330B |
2 to 4 oz Glass Jar / Cool 4°C |
Analyze immediately |
| Mercury (Hg) |
EPA 6020/7471 |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 28 Days |
| Metals (Except Mercury) |
EPA 6020 |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 6 Months |
| Pentachlorophenol |
EPA 8151 |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 14 Days |
| Pesticides |
EPA 8081/8141A |
4 to 8 oz Glass Jar / Cool 4°C |
Extract within 14 Days / Analyze within 40 Days of Extraction |
| pH |
EPA 9045D |
2 to 4 oz Glass Jar / Cool 4°C |
Analyze immediately |
| Phosphorus, Total |
EPA 365.3 |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 28 Days |
| Polychlorinated Biphenyls (PCBs/Aroclor) |
EPA 8082 |
4 to 8 oz Glass Jar / Cool 4°C |
Extract within 14 Days / Analyze within 40 Days of Extraction |
| Semi Volatile Organic Compounds (sVOC) |
EPA 8270 |
4 to 8 oz Glass Jar / Cool 4°C |
Extract within 14 Days / Analyze within 40 Days of Extraction |
| Salinity |
EPA 2520B |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 8 Days |
| TCLP/SPLP - Metals |
1311/1312 |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 128 Days (Hg = 28 days) |
| TCLP/SPLP - ZHE |
1311/1312 |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 14 Days |
| Total Organic Carbon |
EPA 9060A |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 28 Days |
| Volatile Organic Compounds (VOC) |
EPA 8260 |
4 to 8 oz Glass Jar / Field Preservation Kit / Cool 4°C |
Analyze within 14 Days |
| Volatile Petroleum Hydrocarbons (VPH) |
NWVPH |
4 to 8 oz Glass Jar / Field Preservation Kit* / Cool 4°C |
Analyze within 14 Days |
* The Field Preservation Kit for soil consists of (2) x 40 mL VOA Vials preserved with MeOH and 5g of sample volume. |
| Parameter |
Method |
Container/Preservatives |
Holding Time |
| Alkalinity |
SM 2320B |
500mL/1L Polyethylene / Cool 4°C |
Analyze within 28 Days |
| Anions - Br, Cl, F, SO4 |
EPA 300.0 |
250 mL Polyethylene / Cool 4°C |
Analyze within 28 Days |
| Anions - NO2, NO3, PO4 |
EPA 300.0 |
250 mL Polyethylene / Cool 4°C |
Analyze within 48 Hours |
| Biological Oxygen Demand (BOD) |
SM 5210B |
1 L Polyethylene / Cool 4°C |
Analyze within 48 Hours |
| BTEX / Gasoline Range Hydrocarbons |
EPA 8021B/8260 |
40 mL Glass VOA Vial / Cool 4°C, HCl |
Analyze within 14 Days |
| Chemical Oxygen Demand (COD) |
SM 5220D |
250 mL Polyethylene / Cool 4°C, H2SO4 |
Analyze within 28 Days |
| Coliform, Fecal |
SM 9222 |
110 mL Sterile / Cool 4°C |
Analyze within 6 hrs |
| Total Bacteria (E. Coli) |
EPA 1604 |
110 mL Sterile / Cool 4°C |
Analyze within 6 hrs |
| Cyanide, Total |
SM 4500-CN C,E |
500 mL Polyethylene / Cool 4°C, NaOH |
Analyze within 14 Days |
| Diesel Range Organics |
NWTPH-Dx/EPA 8015/AK102-103 |
1 L Amber Glass / Cool 4°C/HCl |
Extract within 14 Days / Analyze within 40 Days of Extraction |
| Dissolved Organic Carbon |
SM 5310B |
250/500 mL Amber Glass / Cool 4°C, H2SO4,Protect from Sunlight |
Analyze within 28 Days |
| Dissolved Oxygen |
ASTM D888 |
BOD Bottle / Cool 4°C |
<15 min |
| Extractable Petroleum Hydrocarbons (EPH) |
NWEPH |
1 L Amber Glass / Cool 4°C/HCl |
Extract within 14 Days / Analyze within 40 Days of Extraction |
| Herbicides |
EPA 8151A |
1 L Amber Glass / Cool 4°C |
Extract within 7 Days / Analyze within 40 Days of Extraction |
| Hexavalent Chromium |
EPA 7196 |
250 to 500 mL Polyethylene / Cool 4°C |
Analyze within 24 Hours |
| Ignitability / Flashpoint |
ASTM D93/EPA 1010A |
250 mL Amber Glass / Cool 4°C |
Analyze within 28 Days |
| Langelier Index / Corrosivity |
SM 2330B |
1 L Polyethylene / Cool 4°C |
Analyze pH immediately |
| (Alk, Ca, pH, TDS) |
| Mercury (Hg) |
EPA 200.8/ |
250 to 500 mL Polyethylene / Cool 4°C, HNO3 |
Analyze within 28 Days |
| 245.1/7470 |
| Metals, Dissolved (Except Mercury) |
EPA 6020/200.8 |
250 to 500 mL Polyethylene (Field Filter) / Cool 4°C, HNO3 |
Analyze within 6 Months |
| Metals, Total (Except Mercury) |
EPA 6020/200.8 |
250 to 500 mL Polyethylene / Cool 4°C, HNO3 |
Analyze within 6 Months |
| Methane, Ethane, and Ethene |
RSK-175 |
40 mL Glass VOA Vial / Cool 4°C, HCl |
Analyze within 14 Days |
| Nitrogen |
| - Ammonia |
SM 4500 NH3 D |
1L Polyethylene / Cool 4°C, H2SO4 |
Analyze within 28 Days |
| - Kjeldahl |
SM 4500N |
250 to 500 mL Polyethylene / Cool 4°C, H2SO4 |
Analyze within 28 Days |
| - Nitrate |
EPA 300.0 |
250 mL Polyethylene / Cool 4°C |
Analyze within 48 Hours |
| - Nitrite |
EPA 300.0 |
250 mL Polyethylene / Cool 4°C |
Analyze within 48 Hours |
| - Nitrate+Nitrite |
EPA 300.0 |
250 mL Polyethylene / Cool 4°C |
Analyze within 48 Hours |
| - Total Nitrogen |
SM 4500-NorgB |
250 to 500 mL Polyethylene / Cool 4°C, H2SO4 |
Analyze within 28 Days |
| Oil & Grease |
EPA 1664 |
1 L Amber Glass / Cool 4°C |
Analyze within 28 Days |
| Pentachlorophenol |
EPA 8151 |
1 L Amber Glass / Cool 4°C |
Analyze within 14 Days |
| Pesticides |
EPA 8081/8141A |
1 L Amber Glass / Cool 4°C |
Extract within 7 Days / Analyze within 40 Days of Extraction |
| pH |
SM 4500H+B |
250 mL Polyethylene / Cool 4°C |
ASAP |
| Phosphorus, Total |
EPA 365.3 |
500 mL Polyethylene / Cool 4°C |
Analyze within 28 Days |
| Polychlorinated Biphenyls (PCBs/Aroclor) |
EPA 8082 |
1 L Amber Glass / Cool 4°C |
Extract within 7 Days / Analyze within 40 Days of Extraction |
| Residual Chlorine |
SM 4500Cl |
250 mL Amber Glass / Cool 4°C |
<15 min |
| Salinity |
EPA 2520B |
250 mL Polyethylene / Cool 4°C |
Analyze within 8 Days |
| Semi Volatile Organic Compounds (BNA, PAH) |
EPA 8270 |
1 L Amber Glass / Cool 4°C |
Extract within 7 Days / Analyze within 40 Days of Extraction |
| Solids |
|
|
|
| - Settleable |
SM 2540F |
1 L Polyethylene / Cool 4°C |
Analyze within 48 Hours |
| - Total |
SM 2540B |
500 mL Polyethylene / Cool 4°C |
Analyze within 7 Days |
| - Total Dissolved (TDS) |
SM 2540C |
500 mL Polyethylene / Cool 4°C |
Analyze within 7 Days |
| - Total Suspended (TSS) |
SM 2540D |
500 mL Polyethylene / Cool 4°C |
Analyze within 7 Days |
| - Total Volatile (TVS) |
SM 2540E |
500 mL Polyethylene / Cool 4°C |
Analyze within 7 Days |
| Specific Conductance (Conductivity) |
SM 2510B |
250 mL Polyethylene / Cool 4°C, |
Analyze within 48 hrs |
| Sulfide |
SM 4500-S2 -F |
500 mL Polyethylene / Cool 4°C, Zn Acetate + NaOH |
Analyze within 7 days |
| Total Organic Carbons (TOC) |
SM 5310 C,B |
250/500 mL Amber Glass / Cool 4°C, H2SO4,Protect from Sunlight |
Analyze within 28 Days |
| Turbidity |
EPA 180.1 |
250 mL Polyethylene / Cool 4°C |
Analyze within 48 Hours |
| Volatile Organic Compounds (VOC) |
EPA 8260 |
40 mL Glass VOA Vial / Cool 4°C, HCl |
Analyze within 14 Days |
| Volatile Petroleum Hydrocarbons (VPH) |
NWVPH |
40 mL Glass VOA Vial / Cool 4°C, HCl |
Analyze within 14 Days |
| Parameter |
Method |
Container/Preservatives |
Holding Time |
| Anions |
EPA 300.0 |
250 to 500 mL Polyethylene / Cool 4°C |
Analyze within 48 Hours (NO3, NO2, PO4) Analyze within 28 Days (Br, Cl, F, SO4)
|
| Coliform, Total |
SM 9222D (MF) |
110 mL Sterile / Cool 4°C, Na2S2O3 |
30 Hours |
| Cyanide, Total |
SM 4500-CN E |
500 mL Polyethylene / Cool 4°C, NaOH |
Analyze within 14 Days |
| Dissolved Organic Carbon (DOC) |
SM 5310C |
250 mL Amber Glass / Cool 4°C |
Analyze within 28 Days |
| Hardness (as CaCO3) |
EPA 200.8 |
500 mL Polyethylene / Cool 4°C/td>
| Analyze within 14 Days |
| Metals |
EPA 200.8/245.1 |
1 L Polyethylene / Cool 4°C |
180 Days (28 days for Mercury) after preservation |
| pH |
SM 4500H+B |
250 mL Polyethylene / Cool 4°C |
Analyze immediately |
| Total Coliform (Coliform + E.Coli) |
SM9222D |
110 mL Sterile / Cool 4°C, Na2S2O3 |
Analyze within 30 Hours |
| Total Organic Carbon (TOC) |
SM 5310B |
500 mL Amber Glass / Cool 4°C, H2SO4,Protect from Sunlight |
Analyze within 28 Days |
| Total Dissolved (TDS) |
SM 2540C |
500 mL Polyethylene / Cool 4°C |
Analyze within 7 Days |
| Turbidity |
EPA 180.1 |
250 mL Polyethylene / Cool 4°C |
Analyze within 48 Hours |