Research Article
The Influence of Phosphate Buffer on the Formation of N-Nitrosodimethylamine from Dimethylamine Nitrosation
Table 1
Buffer solution (pH = 6.4) preparation.
| Buffer type | Na2HPO4/C6H8O7, 0.1 M | Na3(C6H5O7)/C6H8O7, 0.1 M | NaH2PO4/NaOH, 0.05 M | NaH2PO4/Na2HPO, 0.2 M |
| Volume (mL) | 13.85/6.15 (20, total) | 2.0/18.0 (20, total) | 5.0/1.26 (dilute to 20, total) | 5.3/14.7 (20, total) |
|
|