Preparation and Properties of Anti-Nail-Biting Lacquers Containing Shellac and Bitter Herbal Extract

Table 2

Composition, homogeneity, viscosity, and bitterness of nail lacquers containing bitter extract.

Formulation no.	Concentrations (% )			Homogeneity	Viscosity	Bitterness
	A. paniculata extract	T. crispa extract	Shellac
1	10		10	+++	+	+
2	10		15	++	++	++
3	10		20	++++	+++	++
4	10		25	+	+++	+
5	20		10	+++	+	+
6	20		15	++	++	+++
7	20		20	++++	+++	++++
8	20		25	+	++++	++
9	30		10	Precipitation	+	+
10	30		15	Precipitation	++	+
11	30		20	Precipitation	+++	+
12	30		25	Precipitation	++++	+
13		10	10	+++	+	+
14		10	15	+++	++	++
15		10	20	++	+++	++
16		10	25	+	+++	+
17		20	10	+++	+	+
18		20	15	+++	++	+++
19		20	20	+++	+++	++++
20		20	25	+	++++	+
21		30	10	Precipitation	+	+
22		30	15	Precipitation	++	+
23		30	20	Precipitation	+++	+
24		30	25	Precipitation	++++	+

Grade offers four levels of quality: high (++++), moderate (+++), low (++), and very low (+).