Price Parameter Analysis Method (EA) Metals

1 Price LIST EFFECTIVE JANUARY 1ST 2018. Price Parameter Analysis Method (EA). Metals Single Metal (excluding Mercury) EPA $ Precious Metals (Call to confirm the metal) EPA $ Metals Digestion (per sample) EPA 3010/3050 $ Mercury by Cold Vapor $ TCLP Extraction (per sample) EPA1311 $ SPLP Extraction (per sample) EPA1312 $ 24 Hour Leachate (per sample) 24 Hour Leachate $ 7-Day Leachate (per sample) TCEQ/LDNR $ General & WetChemistry Percent water by Karl-Fischer K-F Titration $ Asbestos * EPA 600/M4-82-020 $ Alkalinity SM 2320B $ Ammonia-Nitrogen SM 4500-NH3B/C $ Biochemical Oxygen Demand (BOD) SM 5210 B $ Bromide EPA $ BTU * ASTM D240 $ Carbonaceous Biochemical Oxygen Demand (CBOD) SM 5210 B $ Carbon Dioxide SM 4500-CO2 $ Cation Exchange Capacity (CEC) CALC $ Chemical Oxygen Demand (COD) HACH 8000 $ Chloride by IC (Liquid) EPA $ Chloride by Titration (Liquid) SM 4500Cl-B $ Chloride by Titration (solid) EPA 9253 $ Chloride (Solid)

2 TxDOT-620 $ Chlorine Residual SM 4500Cl-G $ Chlorophyll-a SM 10200 H $ Chromium, Hexavalent (Liquid) USGS l-1230-85 $ Chromium, Hexavalent (Solid) EPA 7196a $ Chromium, Trivalent CALC $ Color EPA $ Cyanide, Amenable SM 4500 CN C,E&G $ Cyanide, Free EPA 9016 $ Cyanide, Total SM 4500 CN C & E $ Density, Dry ASTM D2166 $ Dissolved Oxygen EPA $ Dry Weight Ratio TAC-335 $ Flashpoint (Ignitability) EPA 1010 $ Fluoride EPA $ Free Acid Titration $ Hydrogen Sulfide CALC/H8131 $ MBAS (Surfactants) EPA / SM5540 C $ Moisture, percent SW 846 $ Nitrate-Nitrogen EPA $ Nitrite-Nitrogen EPA $ Nitrate+Nitrite Nitrogen EPA $ 1 of 5. Price LIST EFFECTIVE JANUARY 1ST 2018. Price Parameter Analysis Method (EA). Odor EPA $ Ortho-phosphate as P EPA $ Fats, Oil & Grease (FOG) EPA 1664A $ Paint Filter Test EPA 9095 $ pH EPA SM 4500 H+ B $ pH (Solids) EPA 9045C $ Pheophytin-a EPA SM10200H $ Phosphorus, Total EPA 6010 $ Phosphorus, Total EPA $ PM10 Filters EPA 24 $ Setteable Solids EPA SM 2540F $ Specific Conductance (Conductivity) SM 2510 B $ Sulfate (Liquid) EPA $ Sulfate (Solid) TxDOT 620J/EPA $ Sulfide H8131 $ Sulfide SM4500 S2-D $ Sulfite EPA $ Temperature EPA $ Total Dissolved Solids (TDS) EPA SM 2540 C $ Total Hardness EPA 6010 $ Total Kjeldahl Nitrogen (TKN) EPA $ Total Nitrogen VARIOUS $ Total Organic Carbon (TOC) H 10129 $ Total Organic Carbon (TOC) SM 5310C $ Total Organic Halides (TOX)

3 EPA 9023 $ Total Recoverable Phenol EPA $ Total Solids SM 2540 G $ Total Suspended Solids SM 2540 D $ Total Volatile Solids SM 2540 F $ Turbidity EPA $ UV 254 SM 5910 B $ Microbiology Samples for microbiology testing will be accepted Monday - Thursday ONLY. Coliform, Total (Presence/Absence) Colitag/Colilert/SM9223B $ Coliform, Total (Enumeration) Liquid SM 9222 B $ Coliform, Total (Enumeration) Solid SM 9222 B $ Coliform, Fecal (Enumeration) Liquid SM 9222 D $ Coliform, Fecal (Enumeration) Solid SM 9222 D $ Coliform, Fecal (Enumeration) Liquid Colilert-18/Quanti-Tray $ (CFU/100mL) Liquid SM 9222G $ (CFU/g) Solid SM 9222G $ (MPN/100mL) Liquid Colilert Quanti-Tray $ (MPN/100mL) Solid Colilert Quanti-Tray $ Enterococci (Presence/Absence) Liquid ENTEROLERT $ Heterotrophic Plate Cound/Standard Plate Count [HPC] SIMPLATE $ Iron Related Bacteria IRB-BART $ Sulfate Reducing Bacteria SRB-BART $ Acid Producing Bacteria APB $ Samples for microbiology testing received on Fridays will be charged at the weekend rate of 400% surcharge.

4 2 of 5. Price LIST EFFECTIVE JANUARY 1ST 2018. Price Parameter Analysis Method (EA). Organics Organics Analysis by GC. TPH (BULK) TX-1005 $ TPH (5035 GUIDANCE) TX-1005 $ TPH TX-1006 $ Chlorinated Herbicides EPA 8151A $ Organochlorine Pesticides EPA 608/8081A $ Organophosphorus Pesticides * EPA 614/8141 $ PCBs (Liquid/Soil) EPA 608/8082A $ PCBs Oil (8082) EPA 8082A $ Ethylene Glycol Mod 8015 $ Organics Analysis by GC/MS. BTEX (Bulk) EPA 8260C $ BTEX (Solid) EPA 8260C/EPA5035 $ BTEX & MTBE (Bulk) EPA8260C $ BTEX & MTBE EPA 8260C/EPA5035 $ Volatile Organics EPA 624/EPA8260C $ Volatile Organics (Solid) EPA 8260C/EPA5035 $ Trihalomethanes [THMs] EPA 524/EPA8260C $ Semi-Volatile Organics EPA 625/EPA8270D $ Dioxins EPA 613/EPA613 $ Polynuclear Aromatic Hydrocarbons (PAHs) EPA 8270D $ Polynuclear Aromatic Hydrocarbons (PAHs) (low level SIM) EPA 8270D $ Tentative Identification: Volatile Organics EPA 8260C $ Tentative Identification.

5 Semi-Volatile Organics EPA 8270D $ Group Pricing General water quality test Various $ Primary & Secondary Contaminants ( Metals & minerals only) Various $ RCI (Reactivity, Corrosivity & Ignitability) Various $ RCRA, Metals (8) EPA 6010 $ 11 Metals Analysis EPA 6010 $ TCLP Complete (Volatiles, Semi-Volatiles, 8 Metals , Pesticide, Herbicide) Various $1, TCLP Complete (VOC, SVOC, RCRA8 Metals , PEST, HERB, RCI) Various $1, TCLP, Metals (8) EPA 1311/6010 $ TCLP 11 Metals EPA 1311/6010 $ TCLP, RCRA8, VOC, SVOC only EPA 1311/Various $ TCLP, Volatiles EPA 1311/8260C $ TCLP, Semi-Volatiles EPA 1311/8270D $ * - Subcontracted Analysis 3 of 5. Price LIST EFFECTIVE JANUARY 1ST 2018. TERMS AND CONDITIONS. FEES. List prices are for one sample at standard turnaround time of 7-10 working days. Of course there are certain analyses that require a longer time period and these will be handled on an individual basis.

6 The Turnaround Time for samples received after 3:00 pm shall begin the following business day at 8:00 am. RUSH FEES (When possible). Next BUSINESS DAY TAT 150% SURCHARGE. 2 BUSINESS DAYS TAT 100% SURCHARGE. 3 BUSINESS DAYS TAT - 75% SURCHARGE. 4 BUSINESS DAYS TAT 50% SURCHARGE. 5 BUSINESS DAYS TAT 25% SURCHARGE. SAME BUSINESS DAY TAT (When possible) - 300% SURCHARGE. WEEKEND TAT (When possible) - 400% SURCHARGE. SAMPLE CUSTODY AND STORAGE. To ensure correct receipt and handling of your sample, please forward a chain-of-custody form containing the following information: Full name, address, phone number of the person to whom the report and invoice are to be mailed. Purchase order number, if applicable. Complete details of sample identity and Analysis required. All Chain of Custody forms MUST be signed. Please provide adequate sample volumes for all requested analyses; if you are in doubt, call the lab.

7 SAMPLE CONTAINERS. San Antonio Testing will provide sample containers, upon request, at no extra charge. The client will pay shipping costs, if any. SAMPLE DISPOSAL. After issuing the final report, the remaining portions of the samples will be stored for 30 days and then disposed of. Sample can be kept for longer than 30 days at customer's specific request. The maximum storage by SATL shall not exceed 6 months. REPORTS AND INVOICE. The report will be e-mailed, (please provide email address). A hard-copy of the report will only be mailed if specifically requested by client. SAMPLING AND CONSULTATION. To have a technician collect the sample, the charge will be $ per hour, with a minimum of two hours, to be assessed. If a client asks San Antonio Testing to pick-up a sample, the charge will be $ per pick-up within city limits. 4 of 5. Price LIST EFFECTIVE JANUARY 1ST 2018.

8 USE OF RESULTS. Unless otherwise specifically agreed to by San Antonio Testing,LLC and the client, the information and analyses provided to the client shall be for the sole use of the client. TERMS OF PAYMENT. Payment is expected at time of sample drop-off, unless an account has been set up in which case terms will be net 30 days . All past due invoices are subject to a finance charge of per month. OFFICE HOURS. Monday through Friday, 08:00 to 5:30 . After hour sample drop-off available by prior appointment. This Price schedule is effective January 01, 2018 and is subject to change without notice. This entire document is proprietary information. 5 of 5.