MASI (Mobile Analytical Services, Inc) is a full-service environmental laboratory specializing in analyses on drinking water, wastewater, storm water, solid and hazardous waste. In addition, MASI offers electronic EPA reporting, a statewide* courier service, and quick consistent turn times. With two locations to serve you and 47 years of experience, let MASI tailor services to meet your needs.
| Test | Method | Bottle | Perservative | Hold Time | Turn Times |
|---|---|---|---|---|---|
| Alkalinity, Stab | SM 2320 | 250ml Plastic | Non Preserved | 14 days | 7 days |
| Alkalinity, Total | SM2320 B | 250ml Plastic | Non Preserved | 14 days | 7 days |
| Asbestos | EPA 100.1 | 2-quart cubes | Non preserved | 48 hours | Sub contracted / 30 days |
| Chloride | SM4500 Cl B | 250ml Plastic | Non Preserved | 28 days | 7 days |
| Chlorine, Total | SM4500 Cl B | 250ml Plastic | Non Preserved | ASAP | 7 days |
| Conductivity | SM 2510 B | 250ml plastic | Non preserved | 28 days | 7 days |
| Fluoride | SM 4500 F C | 250ml plastic | Non preserved | 7 days | 7 days |
| Nitrate (NO3) | SM 4500 NO3 F | 250ml plastic | Sulfuric Acid - Non preserved | 28 days - 48 hours | 7 days |
| Nitrite (NO2) | SM 4500 NO3 F | 250ml plastic | Non preserved | 48 hours | 7 days |
| Iron, Susp | EPA 200.7 | 250ml plastic | Non preserved | 48 hours | 7 days |
| Manganese, Susp | EPA 200.7 | 250ml plastic | Non preserved | 48 hours | 7 days |
| Copper Rule | EPA 200.7 | 1L plastic | Non preserved - Nitric Acid | 14 days - 6 mons | 7 days |
| Lead Rule | SM 3113 B | 1L plastic | Non preserved - Nitric Acid | 14 days - 6 mons | 7 days |
| pH | SM 4500 H+ | 250ml plastic | Non preserved | ASAP | 7 days |
| Phosphate, Ortho | SM 4500 P E | 250ml Plastic | Non Preserved | 48 hours | 7 days |
| Turbidity | SM 2130 B | 250ml plastic | Non preserved | 48 hours | 7 days |
| Residue, Total Filtered | SM 2540 C | 250ml Plastic | Non Preserved | 7 days | 7 days |
| Sulfate, SO4 | SM 4500 SO4 E | 250ml plastic | Non preserved | 28 days | 7 days |
| Total Alpha | EP EERF 00-02 | 4L Cube | Non Preserved | 14 days | Sub contracted / 30 days |
| Total Beta | EPA 900.0 | 4L Cube | Non Preserved | 14 days | Sub contracted / 30 days |
| Radium 228 | EPA 904.0 | 4L Cube | Non Preserved | 14 days | Sub contracted / 30 days |
| Phosphate, Total (PO4) | SM 4500 P E | 250ml plastic | Sulfuric Acid | 28 days | 7 days |
| Phosphorus, Total (TP) | SM 4500 P E | 250ml plastic | Sulfuric Acid | 28 days | 7 days |
| Cyanide | OIA-1677DW | 250ml plastic | Ascorbic Acid + NaOH | 14 days | 7 days |
| TTHM | EPA 524.2 | 3-40ml vials | Ascorbic Acid + HCl | 14 days | 10 days |
| HAA5 | EPA 552.3 | 2-60ml vials | Ammonium Chloride | 14 days | 10 days |
| TOC | SM 5310C | 3-40ml vials | Phosphoric Acid | 7 days | 10 days |
| VOC | EPA 524.2 | 3-40ml vials | Ascorbic Acid + HCl | 14 days | 10 days |
| Metals** | Methods *** | 250ml plastic | Nitric Acid or Non Preserved | 6 mos/14 days | 7 days |
| Hardness | SM 2340 B | 250ml plastic | Nitric Acid or Non Preserved | 6 mos/14 days | 7 days |
| SOC Parameters | |||||
|---|---|---|---|---|---|
| Group 1 | EPA 525.2 | 1L Amber glass | Sodium Sulfite + HCl | 14 days | 10-14 days |
| Group 2 | EPA 515.3 | 250ml Amber glass | Sodium Thiosulfate | 14 days | 10-14 days |
| EPA 531.1 | 3-40ml vials | Monochloroacetic Acid | 28 days | 10-14 days | |
| Group 3 | EPA 508 | 1L Amber glass | Sodium Thiosulfate | 7 days | 10-14 days |
| EPA 547 | 3-40ml vials | Sodium Thiosulfate | 14 days | 10-14 days | |
| EPA 549.1 | 1L Amber plastic | Sodium Thiosulfate + H2SO4 | 7 days | 10-14 days | |
| Group 4 | EPA 525.2 | 1L Amber glass | Sodium Sulfite + HCl | 14 days | 10-14 days |
| EPA 548.1 | 250ml Amber glass | Sodium Thiosulfate | 7 days | 10-14 days | |
| EPA 504.1 | 3-40ml vials | Sodium Thiosulfate | 14 days | 10-14 days |
| Test | Method | Bottle | Perservative | Hold Time | Special requirements |
|---|---|---|---|---|---|
| Alkalinity, Phen | SM 2320 | 250ml Plastic | Non Preserved | 14 days | |
| Alkalinity, Stab | SM 2330 | 250ml Plastic | Non Preserved | 14 days | |
| Alkalinity, Total | SM 2320 B | 250ml Plastic | Non Preserved | 14 days | |
| BOD, 5 Day | SM 5210 B | 250ml Plastic | Non Preserved | 48 hours | |
| CBOD, 5 Day | SM 5210 B | 250ml Plastic | Non Preserved | 48 hours | |
| Chloride | SM 4500Cl B | 250ml Plastic | Non Preserved | 28 days | |
| Chlorine, Free | SM 4500Cl G | 250ml Plastic | Non Preserved | ASAP | |
| Chlorine, Residual | SM 4500Cl G | 250ml Plastic | Non Preserved | ASAP | |
| Chlorine, Total | SM 4500Cl G | 250ml Plastic | Non Preserved | ASAP | |
| COD | SM 5220 D | 250ml Plastic | Sulfuric Acid | 28 days | |
| Conductivity | SM 2510 B | 250ml Plastic | Non Preserved | 28 days | |
| Cyanide | OIA 1677-09 | 250ml Plastic | Ascorbic Acid / NaOH at Receipt | 14 days | |
| Dissolved Oxygen | SM 4500 O G | 250ml Plastic | Non Preserved | ASAP | |
| E-Coli | SM 9223 B - 18 hr | 100ml Sterile | Sodium Thiosulfate | 6+2 hours | MASI Container |
| Fecal Coliform | SM 9223 B - 18 hr | 100ml Sterile | Sodium Thiosulfate | 6+2 hours | MASI Container |
| Fecal Strep | SM 9230 C | 100ml Sterile | Sodium Thiosulfate | 6+2 hours | MASI Container |
| Flash Point, Closed | SM 1010 / 1030 | Amber Qt | Non Preserved | N/A | |
| Flash Point, Open | SM 1010 / 1030 | Amber Qt | Non Preserved | N/A | |
| Hardness | SM 2340 B | 250ml Plastic | Nitric Acid or Non preserved | 6 mos/14 days | |
| MBAS | SM 5540 C | 250ml Plastic | Non Preserved | 48 hours | |
| Nitrate (NO3) | SM 4500 NO3 F | 250ml Plastic | Non Preserved | 48 hours | |
| Nitrite (NO2) | SM 4500 NO3 F | 250ml Plastic | Non Preserved | 48 hours | |
| Nitrate+Nitrite | SM 4500 NO3 F | 250ml Plastic | Non preserved - Sulfuric Acid | 48 hours - 28 days | |
| Nitrogen Ammonia | EPA 350.1 | 250ml Plastic | Sulfuric Acid | 28 days | |
| Odor | SM 2150 B | Glass Odor Btl | Non Preserved | ASAP | |
| pH | SM 4500H+ | 250ml Plastic | Non Preserved | ASAP | |
| Phenol | EPA 420.1 | Amber Qt | Sulfuric Acid | 28 days | |
| Phosphate, Ortho | SM 4500 P-E | 250ml Plastic | Non Preserved | 48 hours | |
| Phosphate, Total (PO4) | SM 4500 P-E | 250ml Plastic | Sulfuric Acid | 28 days | |
| Phosphorus, Total (TP) | SM 4500 P-E | 250ml Plastic | Sulfuric Acid | 28 days | |
| Solids, Dissolved | SM 2540C | 250ml Plastic | Non Preserved | 7 days | |
| Solids, Non-Volatile | SM 2540 E | 250ml Plastic | Non Preserved | 7 days | |
| Solids, Percent | SM 2540 B | 250ml Plastic | Non Preserved | 7 days | |
| Solids, Suspended | SM 2540-D | 250ml Plastic | Non Preserved | 7 days | |
| Solids, Total | SM 2540 B | 250ml Plastic | Non Preserved | 7 days | |
| Solids, Volatile | SM 2540 E | 250ml Plastic | Non Preserved | 7 days | |
| Solids, Volatile Susp | SM 2540 E | 250ml Plastic | Non Preserved | 7 days | |
| Specific Gravity | SM 2710 F | 250ml Plastic | Non Preserved | 7 days | |
| Specific Oxygen Uptake | SM 2710 | 250ml Plastic | Non Preserved | 7 days | |
| TCLP | EPA 1311 | 250 g Sample | Non Preserved | N/A | |
| THM | EPA 8260/624 | 3-40ml vials | Sodium Thiosulfate | 7 days | Trip blanks/No Headspace |
| TKN | EPA 351.2 | 250ml Plastic | Sulfuric Acid | 28 days | |
| TOC | SM 5310 C | 3-40ml vials | Phosphoric Acid | 28 days | |
| TON-N | EPA 350.1+351.2 | 250ml Plastic | Sulfuric Acid | 28 days | |
| TTO | EPA 608/624/625 | 1L glass/3-40ml vial | Sodium Thiosulfate | 7 days | Trip blanks/No Headspace for 624 |
| Turbidity | SM 2130 B | 250ml Plastic | Non Preserved | 48 hours | |
| VOC | EPA 8260/624 | 3-40ml vials | Sodium Thiosulfate | 7 days | Trip blanks/No Headspace |
| O&G Hexane | EPA 1664 A / B | 1L Amber | Sulfuric Acid | 28 days | |
| Low Level Hg | EPA 1631 E | Special Kit | Non Preserved | 28 days | |
| Mercury | EPA 245.1 | 250ml Plastic | Nitric Acid | 28 days | |
| Metals ** | Methods *** | 250ml Plastic | Nitric Acid or Non preserved | 6 mos / 14 days | |
| Chrome Hexavalent | SM 3500 Cr B | 250ml Plastic | Non Preserved | 24 hours | |
| Iron Susp | EPA 200.7 | 250ml Plastic | Non Preserved | 48 hours | |
| Mn Susp | EPA 200.7 | 250ml Plastic | Non Preserved | 48 hours | |
| Pesticide | EPA 608/8081 | 1L Amber | Sodium Thiosulfate | 7 days | |
| Herbicide | EPA 8151 | 1L Amber | Sodium Thiosulfate | 7 days | |
| TPH GRO | EPA 8015 B | 3-40ml vials | Sodium Thiosulfate | 7 days | |
| TPH DRO | EPA 8015 B | 1L Amber | Sodium Thiosulfate | 7 days | |
| PCB | EPA 8082 | 1L Amber | Sodium Thiosulfate | 7 days |
| Test | Method | Bottle | Perservative | Hold Time | Turn Time |
|---|---|---|---|---|---|
| Total Coliform MMO-MUG | SM 9223-18 | 100ml Sterile | Sodium Thiosulfate | 30 hours | 36 hours |
| E-Coli MMO-MUG | SM9223 B | 100ml Sterile | Sodium Thiosulfate | 30 hours | 36 hours |
| Total Coliform Quanti Tray | SM9223 B-QT | 100ml Sterile | Sodium Thiosulfate | 30 hours | 36 hours |
| Total Coliform Membrane filter | SM 9222 B G | 100ml Sterile | Sodium Thiosulfate | 30 hours | 96 hours |
| Fecal Coliform Membrane filter | SM 9222 D | 100ml Sterile | Sodium Thiosulfate | 30 hours | 36 hours |
| E.Coli Membrane filter | EPA 1603 | 100ml Sterile | Sodium Thiosulfate | 30 hours | 96 hours |
| Total Plate Count | SM 9215 B | 100ml Sterile | Sodium Thiosulfate | 24 hours | 96 hours |
| Test | Method | Bottle | Preservative | Hold Time | Turn Time |
|---|---|---|---|---|---|
| Cyanobacteria qPCR screening (Saxitoxins & Microcystins) | EPA-DES 705.0 | 250ml amber glass | Unpreserved / Ice immediately | 48 hours | 5-7 business days |
| Total Microcystins | EPA-DES 701.0 A | 125ml amber glass | Sodium Thiosulfate | 5 days | 5-7 business days |
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