Home / Products / Hach lab equipment and reagents / Hach Potassium 3 Reagent Powder Pillows, pk/100 SKU: 1432399 Hach Potassium 3 Reagent Powder Pillows, pk/100 SKU: 1432399$107.94 Hach Potassium 3 Reagent Powder Pillows, pk/100 SKU: 1432399 quantity Add to cart WhatsApp now Description Description For potassium determination in water, soil and plant tissues by the tetraphenylborate method. Hach Method 8049 Sample size: 25 mL. Pack of 100 powder pillows. Related products Hach Ammonia Salicylate Reagent Powder Pillows, 10 mL, pk/100 SKU: 2653299 $107.34 Hach 2100Q Portable Turbidimeter $2,887.00 DR1900 Portable Spectrophotometer with USB+Power Module. Product Number: 9624700 $4,288.00 Hach Alkalinity Reagent Set, Digital Titrator SKU: 2271900 $102.22