{"title":"A-C Reagents\/Solutions","description":"\u003cp\u003eA-C Reagents\/Solutions\u003c\/p\u003e","products":[{"product_id":"conductivity-solution-1-000-umhos-cm-sold-by-each-each-32-oz-bottle","title":"Conductivity Solution, 1,000 umhos\/cm  (Sold by Each \/ Each = 32  oz. 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sample\u003c\/li\u003e \u003cli\u003eDuring digestion, hexavalent chromium in reagent is reduced to trivalent chromium\u003c\/li\u003e \u003cli\u003eAmount of reduced chromium is then measured colorimetrically\u003c\/li\u003e \u003cli\u003eIntensity of color is determined by compatible photometer and COD concentration is displayed in mg\/L (ppm) O\u003csub\u003e2\u003c\/sub\u003e\n\u003c\/li\u003e \u003cli\u003eDesigned to be used with samples that have an expected range of 1500 mg\/L (ppm) O\u003csub\u003e2\u003c\/sub\u003e\n\u003c\/li\u003e \u003cli\u003eThese high quality reagents are manufactured in our state-of-the-art facility and are clearly marked with the lot number and expiration date on each box for traceability\u003c\/li\u003e \u003cli\u003ePre-dosed reagents for ease of use\u003c\/li\u003e \u003cli\u003eSupplied with certificate of quality\u003c\/li\u003e \u003cli\u003eMarked with expiration date and lot number for traceability\u003c\/li\u003e \u003c\/ul\u003e 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\u003cli\u003eCAS Nos.: \u003cul\u003e \u003cli\u003eSulfuric Acid:  7664-93-9\u003c\/li\u003e \u003cli\u003eMercury (II) Sulfate:  7783-35-9\u003c\/li\u003e \u003cli\u003eSilver Sulfate:  10294-26-5\u003c\/li\u003e \u003cli\u003ePotassium Dichromate:  7778-50-9\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003eReagent vials that follow EPA approved method 410.4 for determination of chemical oxygen demand (COD) high range using compatible benchtop photometer\u003c\/li\u003e \u003cli\u003eHeated digestion is required to oxidize organic matter in sample\u003c\/li\u003e \u003cli\u003eDuring digestion, hexavalent chromium in reagent is reduced to trivalent chromium\u003c\/li\u003e \u003cli\u003eAmount of reduced chromium is then measured colorimetrically\u003c\/li\u003e \u003cli\u003eIntensity of color is determined by compatible photometer and COD concentration is displayed in mg\/L (ppm) O\u003csub\u003e2\u003c\/sub\u003e\n\u003c\/li\u003e \u003cli\u003eDesigned to be used 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\u003c\/ul\u003e","brand":"Hanna Instruments","offers":[{"title":"PK (1)","offer_id":51184414589243,"sku":"90-4775-09-PK","price":209.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-4775-09.png?v=1784704203"},{"product_id":"ammonia-high-range-reagents-100-tests-hanna-instruments-hi93733-01","title":"Ammonia High Range Reagents, 100\/Tests, Hanna Instruments, HI93733-01","description":"\u003cp\u003e\u003cstrong\u003eHanna Instruments® Ammonia High Range Reagents, 100\/Tests, HI93733-01\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAppearance: \u003cul\u003e \u003cli\u003eAmmonia High Range Reagent A:  straw yellow liquid\u003c\/li\u003e \u003cli\u003eAmmonia High Range Reagent B:  colorless liquid\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003eCAS Nos.: \u003cul\u003e \u003cli\u003eAmmonia High Range 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sample\u003c\/li\u003e \u003cli\u003eIntensity of color is determined by compatible photometer and concentration will be displayed in ppm (mg\/L) of ammonium (NH\u003csub\u003e4\u003c\/sub\u003e\u003csup\u003e+\u003c\/sup\u003e) but can easily be converted to ammonia-nitrogen (NH\u003csub\u003e3\u003c\/sub\u003e-N) or ammonia (NH\u003csub\u003e3\u003c\/sub\u003e)\u003c\/li\u003e \u003cli\u003eUse samples with expected range of 0.0 to 100.0 ppm ammonium\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003c\/p\u003e","brand":"Hanna Instruments","offers":[{"title":"PK (1)","offer_id":51184414687547,"sku":"90-4775-14-PK","price":104.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/90-4775-14.png?v=1784704210"},{"product_id":"magnesium-reagents-50-tests-hanna-instruments-hi937520-01","title":"Magnesium Reagents, 50 Tests, Hanna Instruments, HI937520-01","description":"\u003cp\u003e\u003cstrong\u003eHanna Instruments® 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We offer more than 100,000 products.  If you do not see what you are looking for or need more information on a product, contact our knowledgeable sales team at preiser@preiser.com or call (800) 624-8285. 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No.:\n\u003cul\u003e\n\u003cli\u003eTriethanolamine:  102-71-6\u003c\/li\u003e\n\u003cli\u003eDiethanolamine:  111-42-2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Others","offers":[{"title":"EA (1)","offer_id":51111084392763,"sku":"91-4688-42-EA","price":69.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/91-4688-42.png?v=1784709081"},{"product_id":"global-water-model-cl500-on-line-chlorine-analyzer-09951gw-free-chlorine-reagent-set-for-30-days-use-global-water-instrumentation-inc-dn1105","title":"Global Water Model CL500 On-Line Chlorine Analyzer 09951GW Free Chlorine Reagent Set for 30 Days Use, Global Water Instrumentation, Inc., DN1105","description":"\u003cdiv\u003e\n\u003cspan style=\"\" font-family: times new roman font-size: small\u003e\u003cspan style=\"\" font-family: arial helvetica sans-serif\u003e\u003cspan style=\"\" font-size: small\u003e\u003cstrong\u003eGlobal 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for short term measurements in fresh water\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eAttention: \u003c\/strong\u003e Indicator solution needs to be activated before use:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAdd the content of 5 powder packets of HI 70452-0 reagent to the bottle with Indicator Solution\u003c\/li\u003e \u003cli\u003eReplace cap and shake bottle for a few minutes to make sure that the powder is completely dissolved\u003c\/li\u003e \u003cli\u003eIndicator Solution is now activated and ready to be installed in the PCA (Process Color Analyzer)\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIncluded in Kit:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eHI70450: Free chlorine indicator solution for PCA, 500 mL\u003c\/li\u003e \u003cli\u003eHI70451: Free chlorine buffer solution for PCA, 500 mL\u003c\/li\u003e \u003cli\u003eHI70452: DPD reagents for PCA, 5 powder sachets\u003c\/li\u003e 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Ensure probe performance with the 5580 Confidence Solution®.\u003cp\u003eThis solution is designed for verifying measurements, not calibration. Simply immerse your multiparameter probes in the solution and verify the pH, ORP, and conductivity values instantly. Be confident in your data, make the Confidence Solution part of your quality check during or after your study.\u003c\/p\u003e\u003cp\u003eCase includes 6 plastic bottles (1 pint each).\u003c\/p\u003e\u003cp\u003eVerification check only for pH, ORP, conductivity - not considered a calibration solution\u003c\/p\u003e\u003cp\u003eExpiration Dates: Unopened = 1 year, Opened = 3 months\u003c\/p\u003e\u003cp\u003eDated Material. Item is heat packed in the winter months. Shipment must be made via 2-day or next day carrier during that time.\u003c\/p\u003e","brand":"Others","offers":[{"title":"PK (1)","offer_id":51111217594683,"sku":"92-2657-16-PK","price":153.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/92-2657-16.png?v=1784712208"},{"product_id":"conductivity-calibration-solution-23us-cm-all-calibration-solutions-have-a-certificate-of-analysis-available-cole-parmer-instrument-company-wd-00653-20-non-regulated","title":"Conductivity Calibration Solution, 23uS\/cm,  All Calibration Solutions Have a Certificate of Analysis Available, Cole-Parmer Instrument Company, WD-00653-20 (Non-Regulated)","description":"\u003cp\u003e\u003cstrong\u003eCole-Parmer® Oakton® Conductivity and TDS Standard Solution, 23 µS\/cm, WD-00653-20 \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNIST-traceable\u003c\/li\u003e\n\u003cli\u003eStandard values given at 25 °C\u003c\/li\u003e\n\u003cli\u003eµS-to-ppm conversion table and temperature corrections printed on label for ease of use\u003c\/li\u003e\n\u003cli\u003eManufactured under ISO 9000 quality guidelines\u003c\/li\u003e\n\u003cli\u003eIf unopened, shelf life is 1 year from date of manufacture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"margin-left: auto; margin-right: auto;\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003eCalibration Solutions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e\u003cstrong\u003eConductivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e23 μS\/cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e\u003cstrong\u003eResistivity Value\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e0.043 MΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e\u003cstrong\u003eVolume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e500 mL (16.9 oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e\u003cstrong\u003eConductivity-to-TDS calibration values (ppm NaCl)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e10.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e\u003cstrong\u003eConductivity-to-TDS calibration values (ppm 442)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e14.74\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e\u003cstrong\u003eConductivity-to-TDS calibration values (ppm KCl)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e11.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e\u003cstrong\u003eShelf-life, if Unopened\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003eOne Year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #000000;\"\u003eOakton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Cole-Parmer","offers":[{"title":"EA (1)","offer_id":51111217889595,"sku":"92-2659-20-EA","price":20.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/92-2659-20_1de8240e-53e7-400c-9665-a55cb6eafb2d.png?v=1785296074"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/collections\/imgi_2_20701.jpg?v=1762189929","url":"https:\/\/preiser.com\/collections\/a-c-reagents-solutions.oembed?page=3","provider":"Preiser Scientific","version":"1.0","type":"link"}