Product Number: 2980500
Used to confirm consistent instrument response. Chlorine SpecCheck Secondary Standards Kit for Mid Range DPD Chlorine Methods. Contains a blank vial and 3 colored vials at ~0.2, ~1.6, and ~2.7 mg/L Cl2. Ready-to-use SpecCheck Secondary Standards Kits include four 10 mL (1 inch) sealed glass cells with a blank and three different standards within the typical testing range, instructions, plastic case and Certificate of Analysis.Vials are filled with gels that simulate the test color at various concentrations. SpecCheck Standards are computer-formulated and have a two-year shelf life from date of manufacture. Hach SpecChecks are non-hazardous and do not require an SDS.
Note: For use only with Mid Range DPD chlorine methods (Pocket Colorimeter II, DR300 and DR900).
Not for use with Low Range methods (including LR/HR Pocket Colorimeter II).
*This product has not been evaluated to test for chlorine and chloramines in medical applications in the United States.
