Taylor K-1241

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SLIDE COMPARATOR TEST

DPD BROMINE (0-3.0 ppm)

SLIDE: 9079 (0, 0.2, 0.4, 0.6, 0.8, 1.0, 1.5, 2.0, 3.0 ppm)

REAGENTS: R-0001 DPD Reagent #1, DB R-0002 DPD Reagent #2, DB APPARATUS: 3 x 3243 Caps, Test Cell 11.5 mL, plastic 3 x 4024 Test Cells, Calibrated 11.5 mL, plastic 1 x 5152 Instruction 1 x 6002 Brush, Cell Cleaner 1 x 9189 Base, Enslow (for test cells).

1. Add 5 drops R-0001 DPD Reagent #1 and 5 drops R-0002 DPD Reagent #2 to one 11.5 mL test cell (#4024).
2. Using a separate test cell, dilute to mark with water to be tested. Cap and mix.
3. Wipe dry and place in center slot of comparator base (#9189) WITH FROSTED SIDE FACING OPERATOR.
4. Rinse and fill two test cells to mark with water to be tested.
5. Wipe dry and place in two slots adjacent to center slot of comparator base.
6. Place Slide on comparator base. Match color in center test cell with a color standard. The Slide is in proper alignment for a color match when a white line on the Slide is directly above the white line on the comparator base. Record as parts per million (ppm) bromine.

NOTE: If sample color matches or is deeper than highest color standard: Use a bromine Slide with a higher range.