Table IV

Assay Repeatability (Instrument A)

Sample ID	mAB X					mAB Y					mAB Z
Reading #	L*	a*	b*	Best Match	Report Color (≤)	L*	a*	b*	Best Match	Report Color (≤)	L*	a*	b*	Best Match	Report Color (≤)
1	99.41	–0.13	1.90	B6.4	B6	98.07	–0.22	5.12	B5.2	B5	97.53	–0.58	8.33	B4.6	B4
2	99.33	–0.13	1.93	B6.4	B6	98.05	–0.22	5.12	B5.2	B5	97.54	–0.57	8.32	B4.6	B4
3	99.34	–0.13	1.91	B6.4	B6	98.07	–0.21	5.14	B5.2	B5	97.31	–0.58	8.29	B4.6	B4
4	99.34	–0.13	1.91	B6.4	B6	97.92	–0.23	5.08	B5.2	B5	97.57	–0.58	8.31	B4.6	B4
5	99.34	–0.13	1.91	B6.4	B6	98.05	–0.22	5.14	B5.2	B5	97.61	–0.58	8.31	B4.6	B4
6	99.37	–0.14	1.89	B6.4	B6	98.08	–0.23	5.16	B5.2	B5	97.54	–0.55	8.38	B4.6	B4
Mean	99.36	–0.13	1.91			98.04	–0.22	5.13			97.52	–0.57	8.32
SD	0.03	0.00	0.01			0.06	0.01	0.03			0.11	0.01	0.03
Max ΔE2000	0.03					0.08					0.13