Table 2: Ratio of our derived ¹⁶OH column densities with those of CH from Polehampton et al. (2005) for each of the velocity components from Table 1.
Velocity [¹⁶OH/CH]

(km s^-1)

-108 $6.2\pm6.5$

-82 $35\pm21$

-52/-44.0 $19\pm15$

-24.4 $28\pm11$

+1.1 $38\pm18$

+15.7 $12\pm8$

+31 $36\pm35$

+52.8/+66.7 $34\pm7$

**Table 2:** Ratio of our derived ¹⁶OH column densities with those of CH from Polehampton et al. (2005) for each of the velocity components from Table 1.
Velocity	[¹⁶OH/CH]
(km s^-1)
-108	$6.2\pm6.5$
-82	$35\pm21$
-52/-44.0	$19\pm15$
-24.4	$28\pm11$
+1.1	$38\pm18$
+15.7	$12\pm8$
+31	$36\pm35$
+52.8/+66.7	$34\pm7$

Source LaTeX | All tables | In the text

	1 Introduction
	2 Observations and data reduction
	3 Results
	4 Modelling of OH in the line of sight
	5 ¹⁶OH/¹⁸OH ratio
	6 Comparison with other species
	7 Summary
	Appendix A: Observations and wavelengths
	References