International Journal of Clinical Preventive Dentistry

Indexed in /covered by CAS, KoreaScience & DOI/Crossref:eISSN 2287-6197   pISSN 1738-8546

Table. 3.

Table. 3.

Critical marks of color difference by NBS

Critical marks of color difference Textile terms (NBS unit)
Trace 0.0-0.5
Slight 0.5-1.5
Noticeable 1.5-3.0
Appreciable 3.0-6.0
Much 6.0-12.0
Very much >12.0
Int J Clin Prev Dent 2021;17:108-16 https://doi.org/10.15236/ijcpd.2021.17.3.108
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