Hach Bromthymol Blue Indicator Powder Pillows, pk/100, 2067299By Hach $38.59 | PK Quantity discounts available QuantityPrice Product #: 701122Mfr. Part #: 2067299This item is in stock Quantity -+ Add to Cart Free Ground Shipping On All Orders Over $1500!*Conditions Apply* Details Description pH indicator. Visual transition interval: pH 6.0 (yellow)- pH 7.6 (blue). Features Simplify testing with convenient, single... DetailsBackDescription pH indicator. Visual transition interval: pH 6.0 (yellow)- pH 7.6 (blue). Features Simplify testing with convenient, single-use packets containing pre-measured reagent Product Specifications Platform Powder Pillows Documents Safety Data Sheet