Shop › Hach Silver Nitrate Standard Solution, 0.141 N, 500 mL P/N: 1255149 Image 1 of 1 Hach Silver Nitrate Standard Solution, 0.141 N, 500 mL P/N: 1255149 $94.00 Add To Cart Added! Product Number: 1255149For chloride determination by argentometric buret titration. Product Number: 1255149For chloride determination by argentometric buret titration. You Might Also Like Hach Iron Standard Solution, 1 mg/L as Fe (NIST), 500 mL P/N: 13949 $52.00 Hach Alkalinity (Total) TNTplus Vial Test (25‐400 mg/L CaCO₃), 25 Tests P/N: TNT870 $91.00 Hach Iron color disc test kit, model IR-18A P/N: 146500 $158.00 Hach 5500sc Standard 1 Low Range Phosphate 2L P/N: 6776002 $183.00 Hach Silica Set Reagents High Range 1-100 mg/L P/N: 2429600 $170.00