--- title: NIST-traceable Solutions | Mesa Labs description: Mesa offers easy-to-use solution bottles in pint or quart sizes to help prevent waste and different concentration levels for different calibration needs. image: https://lynton-sb3-mesalabs-20969579.hs-sites.com/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/NIST-traceable%20Combination%20Solutions/nist-traceable-solutions-main.jpg.png --- # NIST-traceable Solutions 1. [Home](https://lynton-sb3-mesalabs-20969579.hs-sites.com) 2. caret-right icon [Our Solutions](https://lynton-sb3-mesalabs-20969579.hs-sites.com/solutions) 3. caret-right icon 4. caret-right icon [Products](https://lynton-sb3-mesalabs-20969579.hs-sites.com/products/) 5. caret-right icon NIST-traceable Solutions ![nist-traceable-solutions-main.jpg](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hs-fs/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/NIST-traceable%20Combination%20Solutions/nist-traceable-solutions-main.jpg.png?width=600&height=600&name=nist-traceable-solutions-main.jpg.png) ![nist-traceable-solutions-supporting-01.jpg](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hs-fs/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/NIST-traceable%20Combination%20Solutions/nist-traceable-solutions-supporting-01.jpg.png?width=600&height=600&name=nist-traceable-solutions-supporting-01.jpg.png) ![conductivity-solutions-main](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hs-fs/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/NIST-traceable%20Combination%20Solutions/conductivity-solutions-main.png?width=600&height=600&name=conductivity-solutions-main.png) ![neo-care-solutions-main.jpg](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hs-fs/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/NIST-traceable%20Combination%20Solutions/neo-care-solutions-main.jpg.png?width=600&height=600&name=neo-care-solutions-main.jpg.png) ![ph-solutions-main.jpg](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hs-fs/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/NIST-traceable%20Combination%20Solutions/ph-solutions-main.jpg.png?width=600&height=600&name=ph-solutions-main.jpg.png) ![nist-traceable-solutions-main.jpg](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hs-fs/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/NIST-traceable%20Combination%20Solutions/nist-traceable-solutions-main.jpg.png?width=45&height=45&name=nist-traceable-solutions-main.jpg.png) ![nist-traceable-solutions-supporting-01.jpg](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hs-fs/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/NIST-traceable%20Combination%20Solutions/nist-traceable-solutions-supporting-01.jpg.png?width=45&height=45&name=nist-traceable-solutions-supporting-01.jpg.png) ![conductivity-solutions-main](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hs-fs/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/NIST-traceable%20Combination%20Solutions/conductivity-solutions-main.png?width=45&height=45&name=conductivity-solutions-main.png) ![neo-care-solutions-main.jpg](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hs-fs/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/NIST-traceable%20Combination%20Solutions/neo-care-solutions-main.jpg.png?width=45&height=45&name=neo-care-solutions-main.jpg.png) ![ph-solutions-main.jpg](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hs-fs/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/NIST-traceable%20Combination%20Solutions/ph-solutions-main.jpg.png?width=45&height=45&name=ph-solutions-main.jpg.png) ## Conductivity, pH, temperature & pressure meter Mesa offers easy-to-use solution bottles and stations that help prevent solution waste. Mesa Labs Combination Solution allows you to calibrate pH + conductivity with just one solution, versus the traditional two. Ensure accurate water quality measurements with our Total Dissolved Solids (TDS) Solutions.   [ SHOP NOW ](https://shop.mesalabs.com/DialyGuard/DialyGuard-NIST-traceable-Solutions) [ Contact Mesa ](http://lynton-sb3-mesalabs-20969579.hs-sites.com/-temporary-slug-1da41d7a-ca25-4d83-ae0c-3034c41b3829) **NIST-traceable and 510(k) approved**  NIST-traceable and 510(k) approved dialysis calibration solutions for dialysis equipment and care for dialysate meters.  **Meets your needs**  Conductivity, pH, and Total Dissolved Solids (TDS) Solutions are available at varying concentrations for different calibration needs.  **Prevents Waste**  Two convenient bottle sizes (pints and quarts) help prevent waste.  Technical Specifications Product Options Document Downloads ### Technical Specifications The** Combination Solution** can be used with any dialysate meter when calibrating or verifying 14.0 mS/cm conductivity and/or 7.0 pH.  - Shelf Life of Unopened Bottle: 1.5 years from date of manufacture  - Shelf Life of Opened Bottle: 30 days from date of opening   **pH Buffer Solutions** are laboratory quality, NIST-traceable standard solutions used for the calibration of conductivity/pH meters.  - Shelf Life of Unopened Bottle: 1.5 years from date of manufacture  - Shelf Life of Opened Bottle: 90 days from date of opening  **Conductivity Calibrator Solutions** are laboratory quality, NIST-traceable standard solutions used for the calibration of conductivity/pH meters.  - Shelf Life of Unopened Bottle: 1.5 years from date of manufacture  - Shelf Life of Opened Bottle: 30 days from date of opening  **NEO-CARE Cell Cleaning Solution** gently yet effectively removes hard deposits and bacterial filming from cell sensors for greater accuracy and extended instrument life.  - Shelf Life of Unopened Bottle: No Expiration Date  - Shelf Life of Opened Bottle: No Expiration Date  ### Product Options **Combination Solution**  - Sodium Chloride (CAS # 7647-14-5)  - Sodium Phosphate Dibasic (CAS # 7558-79-4)  - Potassium Phosphate Monobasic (CAS # 7778-77-0)  - Water, Deionized (CAS # 7732-18-5)  - Criteria +/- 0.03 mS, +/- 0.03 pH all at 25C  - Available in both [pints](http://shop.mesalabs.com/14-0-mS-cm-and-7-00-pH-16-oz-Combo-Solution) and [quarts](http://shop.mesalabs.com/14-0-mS-cm-and-7-00-pH-32-oz-Combo-Solution)  **pH Solution**  - Sizes:  - 4.00 pH / 16 oz  - 7.00 pH / 16 oz  - 10.00 pH / 16 oz  - 7.00 pH / 1 qt  **Conductivity Solution**  - Sizes:  - 1 mS / 16 oz (490 ppm)  - 14.0 mS / 16 oz (7865 ppm)  - 100 mS / 16 oz  - 150 uS / 16 oz (71 ppm)  - 14.0 mS / 1qt (7865 ppm)  - 50 mS / 16oz  **NEO-CARE Solution**  - Sizes:  - 16 oz  - 1 qt  ### Document Downloads - [Solutions Brochure](https://info.mesalabs.com/hubfs/3.%20Instruments/Literature/20-Literature-Product-Spec-Solutions-R06.pdf)  - [TDS Solution Brochure](https://info.mesalabs.com/hubfs/3.%20Instruments/Literature/20-Literature-TDS-Solutions-R08.pdf)  - [Combination Solution 14.0 mS/cm and 7.00 pH Combo Solution Material Safety Data Sheet](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hubfs/inmind/public/FM-00121-vA-Combined-Standard-Solution-SDS.pdf)  - [Conductivity Solution Material Safety Data Sheet](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hubfs/inmind/public/FM-00119-vA-Conductivity-Standard-Solution-SDS.pdf)  - [NEO-CARE Solution Material Safety Data Sheet](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hubfs/inmind/public/FM-00037-vB-NEO-CARE-SDS.pdf)  - [pH 4 Buffer Solution Material Safety Data Sheet](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hubfs/inmind/public/FM-00117-vA-Standard-Buffer-Solution-4-pH-SDS.pdf)  - [pH 7 Buffer Solution Material Safety Data Sheet](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hubfs/inmind/public/FM-00118-vA-Standard-Buffer-Solution-7-pH-SDS.pdf)  - [pH 10 Buffer Solution Material Safety Data Sheet](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hubfs/inmind/public/FM-00120-vA-Standard-Buffer-Solution-10-pH-SDS.pdf)  - [TDS Solution Safety Data Sheet](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hubfs/inmind/public/FM-00035-vC-TDS-Standard-Solution-SDS.pdf)  ### Related products #### [![Care and Calibration Stations](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hs-fs/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/Care%20and%20Calibration%20Stations/care-and-calibration-stations-main.jpg.png?width=300&height=300&name=care-and-calibration-stations-main.jpg.png) Care and Calibration Stations DialyGuard Care and Calibration Stations are customizable to your clinic needs and help prevent solution waste.](http://lynton-sb3-mesalabs-20969579.hs-sites.com/products/renal-care/care-calibration-stations) #### [![pHoenix XL Meter](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hs-fs/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/pHoenix%20XL%20Meter/phoenix-xl-meter-main.jpg.png?width=300&height=300&name=phoenix-xl-meter-main.jpg.png) pHoenix XL Meter The pHoenix XL Meter is a hand-held, syringe-style digital dialysate meter that provides quick and accurate measurements and is easy-to-use and store.](http://lynton-sb3-mesalabs-20969579.hs-sites.com/products/renal-care/phoenix-xl-dialysate-meter) #### [![90XL Technician Meter](https://lynton-sb3-mesalabs-20969579.hs-sites.com/hs-fs/hubfs/mesalabs%20website/solutions/solutions/renal%20care/Products/90XL%20Technician%20Meter/90xl-technician-meter-main.jpg.png?width=300&height=300&name=90xl-technician-meter-main.jpg.png) 90XL Technician Meter The 90XL meter provides highly accurate measurements and an easy-to-read screen that shows readings for all sensor modules together for hands-free operation.](http://lynton-sb3-mesalabs-20969579.hs-sites.com/products/renal-care/90xl-technician-dialysate-meter) ### Related services [ #### [Placeholder] Equipment Calibration & Repair (RC) Learn more ](http://lynton-sb3-mesalabs-20969579.hs-sites.com/-temporary-slug-dd32576b-4e0b-443d-ac69-5c4680220ae0) [ #### [Placeholder] Customer Support (RC) Learn more ](http://lynton-sb3-mesalabs-20969579.hs-sites.com/-temporary-slug-547da92e-db12-46a7-865d-e8d3a7d69038)