A:  HI93754A-25 - COD Low Range Reagent Vials, EPA Method (25 tests) - HI93754A-25 B:  HI94754B-25 - COD Medium Range Reagent Vials with Barcode, EPA Method (25 tests) - HI94754B-25 C:  HI93754C-25 - COD High Range Reagent Vials, Dichromate Method (25 tests) - HI93754C-25 read more

The Phosphate Ultra Low Range Checker® HC Calibration Check Set - HI774-11 provides a simple solution to validating the Phosphate Ultra Low Range Checker® HC - HI774 that has a range of 0.00 to 0.90 ppm as phosphate. This high-quality set of standards is manufactured in our state-of-the-art facility and comes supplied with a Certificate of Analysis. The Certificate of Analysis provides the lot number, reference values and expiration date for traceability when certifying the Checker® HC. Supplied with Certificate of Analysis Reusable with long shelf life stability   HI774-11 is a high-quality set of calibration standards that allows users to validate the Phosphate Ultra-Low Range Checker® HC - HI774. The HI774-11 includes one sealed cuvette for zero ppm phosphate and one cuvette that is tinted to a specific value. The calibration check set is produced in our state-of-the-art manufacturing facility using reagent grade chemicals in a temperature controlled environment. Product code Lot number Expiration date The HI774-11 is supplied with Certificate of Analysis   More Information SKU HI774-11 Product Name Phosphate Ultra Low Range Checker® HC Calibration Check Set - HI774-11 Quote Required Yes Certificate of Analysis Yes Package Cuvettes Quantity 1 set read more

HI781-11 Marine Nitrate Low Range Checker® HC Calibration Check Set provides a simple solution to validating the performance of the HI781 Marine Nitrate Low Range Checker HC (Handheld Colorimeter). This high-quality set of standards is manufactured in our state-of-the-art facility and comes supplied with a Certificate of Analysis. The Certificate of Analysis provides the lot number, reference values, and expiration date to provide traceability when certifying the Checker HC. Pre-tinted standard value Supplied with Certificate of Analysis Reusable with a long shelf-life Marine nitrate low range certified standard kit More Information SKU HI781-11 Product Name Marine Nitrate Low Range Checker® HC Calibration Check Set - HI781-11 Quote Required Yes Certificate of Analysis yes Package cuvettes Quantity 1 set read more

HI7090L is a premium quality ISA solution for sodium analysis. The addition of an ionic strength adjuster to sodium samples and standards is essential for maintaining constant ionic strength and removing interferences. Hanna solutions have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of solutions have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle. ISA solution for sodium analysis Air tight bottle with tamper-proof seal to ensure quality Lot number and expiration date printed on each label HI7090L is a premium quality ISA solution produced in accordance with ISO 3696/BS3978 standards using high purity reagents, deionized water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers. Reported values are traceable to NIST Standard Reference Materials (SRMs).   Air tight bottle with tamper-proof seal Ensures quality and freshness of solution   Each bottle marked with lot number and expiration date. Hanna solutions are specially formulated to have an expiration of 5 years from manufacture for an unopened bottle. More Information SKU HI7090L Product Name HI7090L ISA Solution for Sodium ISE (500 mL) Quote Required Yes Description ISA solution Certificate of Analysis no Package bottle Quantity 1 Size 500 mL read more