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 Alkalinity (Total) TNTplus Vial Test (25-400 mg/L CaCO₃), 25 Tests SKU: TNT870 $58.62 Hach Acetone, 500 mL SKU: 1442949 $63.82 Hach DR6000™ UV VIS Spectrophotometer without RFID SKU: LPV441.99.00002 $17,624.00 Hach AluVer® 3 Aluminum Reagent Powder Pillows, pk/100 SKU: 1429099 $117.94