The purity of all of the NA standards was P98% except for NMA which was of 95% purity. Sodium nitrite (Fluka- Analytical) was purchased from Sigma–Aldrich Co.
The purity of all of the NA standards was P98%except for NMA which was of 95% purity. Sodium nitrite (Fluka-Analytical) was purchased from Sigma–Aldrich Co.