Hanna Instruments HI 83215 Instruction Manual

Also see for HI 83215: Instruction manual

Hanna Instruments HI 83215 Instruction Manual Manual pdf 31 page image

31SPECIFICATIONSRange 0 to 150 mg/LResolution 2.5 mg/LAccuracy ±5 mg/L ±8% of reading at 25 °CTypical EMC ±2.5 mg/LDeviationLight Source Tungsten lamp with narrow band interference filter @ 525 nmMethod Adaptation of the cadmium reduction method. The reaction between nitrate-nitrogenand the reagent causes an amber tint in the sample.REQUIRED REAGENTSCode Description QuantityHI 93728-0 Powder reagent 1 packetREAGENT SETSHI 93728-01 Reagents for 100 testsHI 93728-03 Reagents for 300 testsFor other accessories see page 50.MEASUREMENT PROCEDURENote: for sample preparation follow the NUTRIENTS SOLUTION (MR) procedure at page 20.• Select theNitrate MR method using the proceduredescribed in theMethod Selection section (see page 12).• Using the pipette, fill the cuvette with 6 ml ofsample, up to half of its height, and replace the cap.• Place the cuvette into the holder and close the lid.• Press the Zero key. The display will show “-0.0-” when the meter is zeroed and ready for measurement.• Remove the cuvette and add the content of one packet ofHI 93728-0 reagent.NITRATE MEDIUM RANGENitrate MR6 mL