| GENERAL CHARACTERISTICS ITEM DESCRIPTION | PH, PHENOL RED METHOD; RANGE: 6.5 TO 8.5 PH UNITS; METHOD INCLUDES 50 ML PHENOL RED INDICATOR SOLUTION REAGENT, 0.5 AND 1.0 ML DROPPER (P/N 21247-20, SEPARATE ITEM); FOR DR/800 SERIES COLORIMETERS; USED TO ANALYZE WASTEWATER AND/OR DRINKING WATER; UNIT ISSUE EA |