Table SI

Analyst 1 on Instrument A

Sample ID	mAB X			mAB Y			mAB Z
	L*	a*	b*	L*	a*	b*	L*	a*	b*
Reading#
1	99.14	–0.14	1.87	97.87	–0.21	5.16	97.42	–0.59	8.3
2	99.24	–0.14	1.86	97.92	–0.2	5.15	96.95	–0.55	8.34
3	99.3	–0.14	1.89	97.95	–0.22	5.17	97.41	–0.57	8.32
4	99.16	–0.15	1.88	98.03	–0.22	5.17	97.39	–0.57	8.33
5	99.04	–0.13	1.86	97.93	–0.23	5.14	97.32	–0.57	8.32
6	99.35	–0.14	1.88	98.05	–0.23	5.16	97.52	–0.58	8.31
Mean	99.21	–0.14	1.87	97.96	–0.22	5.16	97.34	–0.57	8.32
SD	0.11	0.01	0.01	0.07	0.01	0.01	0.20	0.01	0.01