Phosphate Anion IC Single-Component Standard from Potassium Dihydrogen Phosphate at 1,000 µg/mL in H2O.
This standard is traceable to NIST SRM 3186. ISO 9001:2015 certified, ISO/IEC 17025:2017 and ISO 17034:2016 accredited.
Can be used as a phosphate stock solution in EPA Method 9056A.
18 month expiration date.