Table 1. Potency, specificity and effective range of additives (N-WASP).

Additive	Potencya	Specificity	Effective range (molar)
		(%)b	Leveling-off	Cutoff
2-Pyrrolidone	1.18	86	0.12	0.88
HEP	0.98	79	0.08	>0.58, <1.0
NMP	1.10	81	0.15	>0.51, <1.0
Formamide	1.00	87	0.67	0.89
MMF	1.07	79	0.51	>0.84, <1.0
DMF	0.98	77	0.41	>0.55, <1.0
Acetamide	1.07	98	0.25	>0.84, <1.0
MMA	0.81	85	0.27	>0.41, <1.0
DMA	0.88	80	0.29	>0.57, <1.0
Propionamide	1.13	82	0.21	>0.68, <1.0
Isobutyramide	1.10	85	0.23	>0.35, <1.0
Control	negligible	NA	NA	NA

^aNormalized densitometric volume of target band averaged over effective range: formamide = 1.

^bRepresents best specificity (densitometric volume of target as percent of total volume) over the effective range.