| 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 4500CN E |
2-4 oz Glass Jar / Cool 4°C |
Analyze within 28 Days |
| Diesel Range Organics |
NWTPH-Dx/Dx Ext |
4 to 8 oz Glass Jar / Cool 4°C |
Extract within 14 Days / Analyze within 40 Days of Extraction |
| Extractable Petroleum Hydrocarbons (EPH) |
WA DOE |
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 |
SW 3060A/6010 |
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 |
2-4 oz Glass Jar / Cool 4°C |
Analyze immediately |
| Mercury (Hg) |
EPA 6020/7470 |
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 |
2-4 oz Glass Jar / Cool 4°C |
Analyze immediately |
| Phosphorus, Total |
SM 4500P B/E |
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 |
| TCLP - Metals |
1311+ |
4 to 8 oz Glass Jar / Cool 4°C |
Analyze within 128 Days (Hg = 28 days) |
| TCLP - ZHE |
1311+ |
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) |
WA DOE |
4 to 8 oz Glass Jar / Field Preservation Kit / Cool 4°C |
Analyze within 14 Days |
| Parameter |
Method |
Container/Preservatives |
Holding Time |
| Alkalinity |
SM 2320B |
500 mL 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) |
EPA 405.1 |
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 & Total |
SM 9221 |
110 mL Sterile / Cool 4°C |
Analyze within 6 hrs |
| Cyanide, Total |
EPA 335.2/335.3 |
1 L Amber Glass / Cool 4°C, NaOH |
Analyze within 14 Days |
| Diesel Range Organics |
NWTPH-Dx/Dx Ext |
500 mL to 1 L Amber Glass / Cool 4°C |
Extract within 7 Days / Analyze within 40 Days of Extraction |
| Dissolved Organic Carbon |
SM 5310B / EPA 9060A |
500 mL Amber Glass / Cool 4°C, Protect from Sunlight |
Analyze within 28 Days |
| Dissolved Oxygen |
SM 4500O |
BOD Bottle / Cool 4°C |
<15 min |
| Extractable Petroleum Hydrocarbons (EPH) |
WA DOE |
500 mL to 1 L Amber Glass / Cool 4°C |
Extract within 7 Days / Analyze within 40 Days of Extraction |
| Herbicides |
EPA 8151A |
500 mL to 1 L Amber Glass / Cool 4°C |
Extract within 7 Days / Analyze within 40 Days of Extraction |
| Hexavalent Chromium |
SM 3500/ EPA 7196 |
250 to 500 mL Polyethylene / Cool 4°C |
Analyze within 24 Hours |
| Ignitability / Flashpoint |
ASTM D93 |
250 mL Amber Glass / Cool 4°C |
Analyze within 28 Days |
Langelier Index / Corrosivity
(Alk, Ca, pH, TDS) |
SM 2330B |
1 L Polyethylene / Cool 4°C |
Analyze pH immediately |
| Mercury (Hg) |
EPA 200.8/7470 |
250 to 500 mL Polyethylene / Cool 4°C, HNO3 |
Analyze within 28 Days |
| Metals, Dissolved (Except Mercury) |
EPA 6020/200.8 |
250 to 500 mL Polyethylene (Field Filter)Â / 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 |
Analyze within 14 Days |
Nitrogen |
| Ammonia |
SM 4500 NH3G |
250 mL Polyethylene / Cool 4°C, H2SO4 |
Analyze within 28 Days |
| Kjeldahl |
SM 4500N |
500 mL to 1 L 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 |
| Oil & Grease |
EPA 1664 |
1 L Amber Glass / Cool 4°C, H2SO4 |
Analyze within 28 Days |
| Pentachlorophenol |
EPA 8151 |
1 L Amber Glass / Cool 4°C |
Analyze within 14 Days |
| Pesticides |
EPA 8081/8141A |
500 mL to 1 L Amber Glass / Cool 4°C |
Extract within 7 Days / Analyze within 40 Days of Extraction |
| pH |
SM 4500H |
250 mL Polyethylene / Cool 4°C |
ASAP |
| Phosphorus, Total |
SM 4500P B/E |
4 to 8 oz Glass Jar / 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 |
250mL Amber Glass / Cool 4°C |
<15 min |
| Salinity |
EPA 252B |
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 |
1 L Amber / Cool 4°C, Zn Acetate, H2SO4 |
Analyze within 7 days |
| Sulfite |
SM 4500-SO3 |
250 mL Polyethylene / Cool 4°C |
Analyze within ASAP |
| Total Organic Carbons (TOC) |
SM 5310B/EPA 9060A |
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 Fatty Acids / Organic Anions |
FA_SOP |
40 mL Glass VOA Vial |
Analyze within 14 Days |
| Volatile Organic Compounds (VOC) |
EPA 8260 |
40 mL Glass VOA Vial / Cool 4°C, HCl |
Analyze within 14 Days |
| Volatile Petroleum Hydrocarbons (VPH) |
WA DOE |
40 mL Glass VOA Vial / Cool 4°C, HCl |
Analyze within 14 Days |
|
| Parameter |
Method |
Container/Preservatives |
Holding Time |
| 1,2-Dibromoethane (EDB) / 1,2-Dibromo-3-chloropropane (DBCP) |
EPA 504.1 |
2-40 mL VOA Vials / Cool 4°C, 0.5 mL Na2S2O3 |
Analyze within 14 Days |
| 11 Regulated Metals |
EPA 200.8/245.1 |
250 mL Polyethylene / Cool 4°C |
180 Days (28 Days for Mercury) after lab preservation |
| Carbamates |
EPA 531.1 |
40 mL Amber VOA Vial / Cool 4°C, 0.5 mL Na2S2O3 + 0.5 mL MCAA |
Analyze within 28 Days |
| Coliform, Total |
SM 9222D (MF) |
110 mL Sterile / Cool 4°C, Na2S2O3 |
30 Hours |
| Diquat |
EPA 549.2 |
1 L Amber Glass / Cool 4°C, 80 mg Na2S2O3 |
Analyze within 7 Days |
| Dissolved Organic Carbon (DOC) |
SM 5310C |
250 mL Amber Glass / Cool 4°C |
Analyze within 28 Days |
| Endothal |
EPA 548.1 |
250 mL Amber Glass / Cool 4°C, 2 mL Na2S2O3 |
Analyze within 7 Days |
| Glyphosate |
EPA 547 |
40 mL Amber Glass VOA Vial / Cool 4°C |
Analyze within 14 Days |
| Haloacetic Acids (HAAs) |
EPA 552.2 |
125 mL Amber Glass / Cool 4°C |
Analyze within 14 Days |
| Herbicides |
EPA 515.4 |
250 mL Amber Glass / Cool 4°C, 12 mg Na2S2O3 |
Analyze within 14 Days |
| Inorganic DBP (Bromate, Chlorite) |
EPA 300.1 |
250 mL Amber Glass / Cool 4°C |
Analyze within 14 Days |
| Lead and Copper Rule |
EPA 200.8 |
1 L Polyethylene / Cool 4°C, HNO3 |
180 days after lab preservation |
| Pesticides/PCBs |
EPA 508 |
1 L Amber Glass / Cool 4°C, 8 mL Na2S2O3 |
Analyze within 7 Days |
| pH |
SM 4500H |
250 mL Polyethylene / Cool 4°C |
Analyze immediately |
| Synthetic Organic Contaminants |
EPA 525.2 |
1L Amber Glass / Cool 4°C, 50 mg Na2S2O3 + HCl |
Analyze within 14 Days |
| Total Organic Carbon (TOC) |
SM 5310C |
500 mL Amber Glass / Cool 4°C, H2SO4,Protect from Sunlight |
Analyze within 28 Days |
| Trihalomethanes (THM's) |
EPA 524.2 |
3-40 mL VOA Vials / Cool 4°C |
Analyze within 14 Days |
| Ultraviolet (UV)/Specific UV Absorbance (SUVA) |
SM 5910B/5310C |
125 mL/1-250 mL Amber Glass / Cool 4°C |
Analyze within 48 Hours |
| Volatile Organic Compounds (VOC) |
EPA 524.2 |
3-40 mL VOA Vials / Cool 4°C, 50 mg ascorbic acid + 1:1 HCl |
Analyze within 14 Days |
