Core & Main Ammonia Standard, 50 ppm as N, 500 mLBy Core & Main $35.30 | EA Quantity discounts available QuantityPrice1 – 1$35.302 – 5$34.426 +$33.54Product #: 706919Mfr. Part #: AS1050-POut of Stock - Ships in 49 Days Quantity -+ Add to Cart Add to List Add to My List Or: Create a New List Create and Add Item Learn more about Core & Main chemicals and reagents for your everyday water quality testing.Free Ground Shipping On All Orders Over $1500!*Conditions Apply* Details Description Ammonia Standard, 50ppm as N, 500 mL. Features 50 mg/L (ppm) as N DetailsBackDescription Ammonia Standard, 50ppm as N, 500 mL. Features 50 mg/L (ppm) as N Documents Safety Data Sheet