Metals (ICP) | 180 | 250-mL Poly | 100 | HNO3 | EPA 6010B / 200.7 |
Metals (ICP/MS) | 180 | 250-mL Poly | 100 | Ultra HNO3 | EPA 6020 / 200.8 |
PCBs | 7* | I-L amber glass | 1000 | 4°C | EPA 8082 / 608 |
Pesticides, Organochlorine | 7* | I-L amber glass | 1000 | 4°C | EPA 8081A / 608 |
Pesticides, Organophosphorus | 7* | I-L amber glass | 1000 | 4°C | EPA 8141B |
SVOCs (BNAs) | 7* | I-L amber glass | 1000 | 4°C | EPA 8270C / 625 |
1,4-Dioxane | 7* | I-L amber glass | 1000 | 4°C | GC/MS Isotope Dilution |
TPH-CC / TPH(d) / DRO | 7* | 500-mL amber glass | 500 | 4°C | EPA 8015B(M) / 8015B |
VPH | 14 | 3 × 40-mL VOA vials | 40 | HCl & 4°C (no headspace) | EPA 8260B |
VOCs / TPPH | 14 | 3 × 40-mL VOA vials | 40 | HCl & 4°C (no headspace) | EPA 8260B / 624 / LUFT GC/MS |
TPH(g) / GRO / BTEX / MTBE | 14 | 3 × 40-mL VOA vials | 40 | HCl & 4°C (no headspace) | EPA 8015B(M) / 8015B / 8021B / 602 |
TRPH | 28 | 500-mL amber glass | 500 | H2SO4 & 4°C | EPA 418.1 |
VOCs (drinking water) | 14 | 3 × 40-mL VOA vials | 40 | Ascorbic Acid / HCl & 4°C (no headspace) | EPA 524.2 |
Volatile Fatty Acids (Organic Acids) | 28 | 2 × 40-mL VOA vials | 40 | H3PO4 & 4°C (no headspace) | HPLC/UV |
1,2,3-TCP | 14 | 3 × 40-mL VOA vials | 40 | HCl & 4°C (no headspace) | SRL-524M-TCP |
EDB/DBCP | 14 | 3 × 40-mL VOA vials | 40 | Na2S2O3 & 4°C | EPA 504.1 |
Ethanol (low level) | 14 | 3 × 40-mL VOA vials | 40 | HCl & 4°C (no headspace) | EPA 524.2(M) SIM / 8260B(M) SIM |
EPH | 14* | 500-mL amber glass | 500 | H2SO4 & 4°C | EPA 8015B(M) |
Herbicides, Chlorinated | 7* | I-L amber glass | 1000 | 4°C | EPA 8151A |
Methane in Water | 14 | 2 × 40-mL VOA vials | 40 | HCl & 4°C (no headspace) | RSK 175(M) |
Methanol / Ethanol | 14 | 2 × 40-mL VOA vials | 40 | 4°C (no headspace) | EPA 8015B |
NDMA | 7* | I-L amber glass | 1000 | 4°C | EPA 1625C(M) |
Organotins | 7* | I-L amber glass | 1000 | 4°C | Krone et al |
Alkalinity | 14 | 250-mL Poly | 100 | 4°C | SM 2320 B |
Biochemical Oxygen Demand (BOD) | 48 hours | 1-L Poly | 300 | 4°C | SM 5210 B |
Bromide | 28 | 125-mL Poly | 20 | 4°C | EPA 300.0 |
Carbon Dioxide | 24 hours | 250-mL amber glass | 250 | 4°C (no headspace) | SM 4500-CO2 D |
Carbon Dioxide | 7 | 2 × 40-mL VOA vials | 40 | 4°C (no headspace) | RSK 175(M) |
Chemical Oxygen Demand (COD) | 28 | 250-mL glass | 20 | H2SO4 & 4°C | SM 5220 D |
Chloride | 28 | 125-mL Poly | 50 | 4°C | EPA 300.0 / SM 4500-Cl− C |
Chlorine, Total Residual | 15 minutes | 500-mL Poly | 100 | 4°C | SM 4500-Cl F |
Chromium VI (Hexavalent Chromium) | 24 hours | 250-mL Poly | 200 | 4°C | EPA 218.6 / 7196A / 7199 |
Cyanide, Amenable | 14 | 1-L Poly | 500 | NaOH & 4°C | SM 4500-CN− G |
Cyanide, Total | 14 | 1-L Poly | 500 | NaOH & 4°C | SM4500-CN− C/E |
Dissolved Oxygen | 15 minutes | 500-mL amber glass | 300 | 4°C (no headspace) | SM 4500-O G |
Ferrous Iron | 24 hours | 250-mL amber glass | 50 | 4°C (no headspace) | SM 3500-Fe B |
Ferrous Iron | 24 hours | 250-mL amber glass | 50 | HCl & 4°C (no headspace; field filtered) | SM 3500-Fe B |
Fluoride | 28 | 250-mL Poly | 100 | 4°C | SM 4500-F− C |
Formaldehyde | 24 hours | 500-mL amber glass | 150 | 4°C | ASTM D6303-98 |
Hardness, Total / Calcium | 180 | 250-mL Poly | 100 | HNO3 | SM 2340 C / SM 3500-Ca B |
Hexane Ext. Material (HEM/SGT-HEM) | 28 | I-L amber glass | 1000 | H2SO4 & 4°C | EPA 1664A |
Ignitability (Flashpoint) | 14 | 250-mL Poly | 250 | 4°C | EPA 1010A |
Mercaptans | 48 hours | 125-mL Poly | 50 | 4°C | LACSD 258 |
Mercury | 28 | 250-mL Poly | 100 | HNO3 | EPA 7470A / 245.1 |
Nitrogen, Ammonia (NH3) | 28 | I-L amber glass | 500 | H2SO4 & 4°C | SM 4500-NH3 B/C |
Nitrogen, Nitrate (NO3) | 48 hours | 125-mL Poly | 50 | 4°C | EPA 300.0 / SM 4500-NO3 E |
Nitrogen, Nitrite (NO2) | 48 hours | 125-mL Poly | 50 | 4°C | EPA 300.0 / SM 4500-NO2 B |
Nitrogen, Nitrate+Nitrite (NO3+NO2) | 28 | 125-mL Poly | 50 | H2SO4 & 4°C | SM 4500-NO3 E / SM 4500-NO2 B |
Nitrogen, Total Kjeldahl (TKN) | 28 | I-L amber glass | 500 | H2SO4 & 4°C | SM 4500-Norg B |
Nitrogen, Total | 28 | I-L amber glass | 500 | H2SO4 & 4°C | TKN / NO3 + NO2 |
Nitrogen, Total Inorganic | 28 | I-L amber glass | 500 | H2SO4 & 4°C | NH3 / NO3 + NO2 |
Nitrogen, Total Organic | 28 | I-L amber glass | 1000 | H2SO4 & 4°C | TKN − NH3 |
Oil and Grease | 28 | I-L amber glass | 1000 | H2SO4 & 4°C | SM 5520 B |
Oil and Grease | 28 | 500-mL amber glass | 500 | H2SO4 & 4°C | EPA 413.2 |
Organic Lead | 7 | 500-mL amber glass | 100 | 4°C | DHS LUFT |
Perchlorate | 28 | 125-mL / 100-mL sterile Poly | 50 | 4°C | EPA 314.0 / 331.0(M) |
pH | 15 minutes | 125-mL Poly | 50 | 4°C | SM 4500-H+ B |
Phenolics, Total | 28 | 500-mL amber glass | 200 | H2SO4 & 4°C | EPA 420.1 |
Phosphate, Ortho | 48 hours | 125-mL Poly | 50 | 4°C | EPA 300.0 / SM4500-P B/E |
Phosphate, Total | 28 | 250-mL glass | 100 | H2SO4 & 4°C | SM 4500-P B/E |
Phosphorus, Dissolved | 28 | 250-mL glass | 100 | 4°C | SM 4500-P B/E |
Phosphorus, Total | 28 | 250-mL glass | 100 | H2SO4 & 4°C | SM 4500-P B/E |
Redox Potential | 24 hours | 125-mL Poly | 50 | 4°C | ASTM D-1498 |
Salinity | 28 | 125-mL Poly | 100 | 4°C | SM 2520 B |
Solids, Total Dissolved (TDS) | 7 | 1-L Poly | 1000 | 4°C | SM 2540 C |
Solids, Total Suspended (TSS) | 7 | 1-L Poly | 1000 | 4°C | SM 2540 D |
Solids, Total (TS) | 7 | 500-mL Poly | 200 | 4°C | SM 2540 B |
Solids, Volatile (VS) | 7 | 500-mL Poly | 200 | 4°C | SM 2540 E / EPA 160.4 |
Solids, Settleable (SS) | 48 hours | 1-L Poly | 1000 | 4°C | SM 2540 F |
Solids, Volatile Suspended (VSS) | 7 | 1-L Poly | 1000 | 4°C | SM 2540 D / EPA 160.4 |
Specific Conductance | 28 | 125-mL Poly | 50 | 4°C | SM 2510 B |
Sulfate | 28 | 125-mL Poly | 50 | 4°C | EPA 300.0 / ASTM D516-02 |
Sulfide, Soluble | 15 minutes | 125-mL Poly | 50 | 4°C | SM 4500-S2− D |
Sulfide, Total | 7 | 125-mL Poly | 50 | ZnAc2 & NaOH & 4°C | SM 4500-S2− D |
Surfactants (MBAS) | 48 hours | 500-mL Poly | 200 | 4°C | SM 5540 C |
Thiosulfate | 48 hours | 500-mL Poly | 200 | 4°C | LACSD 253A |
Total Organic Carbon (TOC) | 28 | 250-mL glass | 150 | H2SO4 & 4°C | SM 5310 D |
Turbidity | 48 hours | 125-mL Poly | 100 | 4°C | SM 2130 B |
96-Hour Aquatic Toxicity, Haz Waste | 28 | 250-mL Poly | 100 | 4°C | CA Dept. of Fish & Game |