Fill a non-sterile bottle with at least 1 cup of water from any cold faucet. Deliver to lab within 30 hours. Nitrate levels must be less than 10ppm to be within acceptable limits.
Fill a non-sterile bottle with at least 1 cup of water from any cold faucet. Deliver to lab within 30 hours. Nitrate levels must be less than 10ppm to be within acceptable limits.