Nitrate Anion IC Single-Component Standard from Sodium Nitrate at 1,000 µg/mL in H2O.
Can be used as stock solution for nitrate as nitrate, EPA Method 9056. If you need to report Nitrogen using a nitrate source, please see IC-NO3-M, 1,000 µg/mL Nitrogen in H2O instead.
This standard is traceable to NIST SRM 3185. ISO 9001:2015 certified, ISO/IEC 17025:2017 and ISO 17034:2016 accredited.
18 month expiration date.