EPA Region 9 Sample Container and Preservation List
All samples shipped to the Region 9 Laboratory must be bottled and preserved in accordance with protocols. The following tables indicate the required containers, volumes and chemical preservation, as necessary.
Please contact the Region 9 Laboratory regarding preservation and container requirements for Microbiology and Marine/Freshwater Toxicity Testing.
Note: All recommendations apply only to samples submitted to the U.S. EPA Region 9 Laboratory and are for single sample quantities.
Analysis | Group Name | Analyte | Container | Preservative |
---|---|---|---|---|
Aqueous | Organic Chemistry | 1,4-dioxane | 2 x 1L glass amber | 4C |
Aqueous | Organic Chemistry | Chlorophenols | 2 x 1L glass amber | 4C |
Aqueous | Organic Chemistry | EDB/DBCP | 3 x 40 ml VOA Vial | 4C |
Aqueous | Organic Chemistry | Organochlorine Pest/PCBS | 2 x 1L glass amber | 4C |
Aqueous | Organic Chemistry | Polycyclic Aromatic Hydrocarbons | 2 x 1L glass amber | 4C |
Aqueous | Organic Chemistry | Semi-Volatile Organic Compounds | 2 x 1L glass amber | 4C |
Aqueous | Organic Chemistry | Total Petroleum Hydrocarbons - TEH (Diesel, Motor Oil) | 2 x 1L glass amber | 4C |
Aqueous | Organic Chemistry | Total Petroleum Hydrocarbons + BTXE - TVH (Gasoline, Jet Fuel) | 3 x 40 ml VOA Vial | HCL, pH <2, 4C |
Aqueous | Organic Chemistry | Volatile Organic Compounds | 3 x 40 ml VOA Vial | HCL, pH <2, 4C |
Aqueous | Metals | ICP Metals | 1 x 250 ml Plastic | HNO3, pH <2 |
Aqueous | Metals | Mercury | 1 x 250 ml Plastic | HNO3, pH <2 |
Aqueous | Metals | Lead, Copper (Drinking Water) | 1 x 250 ml Plastic | HNO3, pH <2 |
Aqueous | General Chemistry | Alkalinity | 1 x 500 ml Plastic | 4C |
Aqueous | General Chemistry | Anions | 1 x 250 ml Plastic | 4C |
Aqueous | General Chemistry | Ammonia | 1 x 250 ml Plastic | H2SO4, pH <2, 4C |
Aqueous | General Chemistry | Cyanide | 1 x 250 ml Plastic | NaOH, pH >12, 4C |
Aqueous | General Chemistry | Hardness | 1 x 250 ml Plastic | HNO3, pH < 2, 4C |
Aqueous | General Chemistry | Sulfide | 1 x 500 ml Plastic | NaOH + Zn Acetate pH >9,4C |
Aqueous | General Chemistry | Total Kjeldahl Nitrogen (TKN) | 1 x 250 ml Plastic | H2SO4, pH <2, 4C |
Aqueous | General Chemistry | Total Organic Carbon (TOC) | 1 x 125 mL glass | H2SO4, pH <2, 4C |
Aqueous | General Chemistry | Total Phosphorous | 1 x 250 ml Plastic | H2SO4, pH <2, 4C |
Aqueous | General Chemistry | Total Dissolved Solids (TDS) | 1 x 500 ml Plastic | 4C |
Aqueous | General Chemistry | Total Solids | 1 x 500 ml Plastic | 4C |
Aqueous | General Chemistry | Total Suspended Solids (TSS) | 1 x 500 ml Plastic | 4C |
Soils | Organic Chemistry | Organochlorine Pest/PCBs | 1 x 8 oz. Glass Jar | 4C |
Soils | Organic Chemistry | Polycyclic Aromatic Hydrocarbons | 1 x 8 oz. Glass Jar | |
Soils | Organic Chemistry | Semi-Volatile Organic Compounds | 1 x 8 oz. Glass Jar | 4C |
Soils | Organic Chemistry | Total Petroleum Hydrocarbons - TEH (Diesel, Kerosine. Paint Thinner) | 1 x 8 oz. Glass Jar | 4C |
Soils | Organic Chemistry | Total Petroleum Hydrocarbons + BTXE - TVH (Gasoline, Jet Fuel) | 3 x 5g EnCore-type samplers | 4C |
Soils | Organic Chemistry | Volatile Organic Compounds | 3 x 5g EnCore-type samplers | 4C |
Soils | General Chemistry | Anions | 1 x 4 oz. Glass Jar | 4C |
Soils | General Chemistry | Perchlorate | 1 x 4 oz. Glass Jar | 4C |
Soils | General Chemistry | Total Organic Carbon | 1 x 4 oz. Glass Jar | 4C |
Soils | Metals | Metals (all) | 1 x 4 oz. Glass Jar | 4C |