I NEED SOLUTIONS PLS

What chemical components compounds are responsible for the observed pH of the following?

1. Commercial Vinegar

2. Feminine Wash

\begin{tabular}{|l|c|c|} \hline \multicolumn{1}{|c|}{ Test Samples } & pH Paper Reading *omitted & pH Meter Reading \\ \hline Acetic acid & & 0.09 \\ \hline Monochloroacetic acid & & 1.19 \\ \hline Acetamide & & 8.31 \\ \hline Acetone & & 4.82 \\ \hline Glycine & & 6.23 \\ \hline Lysine & & 6.27 \\ \hline Isopropyl alcohol & & 6.31 \\ \hline Phenol & & 2.84 \\ \hline Commercial vinegar & & 2.58 \\ \hline Calamansi juice & & 4.89 \\ \hline Feminine wash & & \\ \hline \end{tabular}