Carat to Microgram Conversion Chart

This chart converts Carat (ct) to Microgram (μg) using the factor 200,000. One ct equals 200,000 μg; one μg equals 0.000005 ct.

μg = ct × 200000

ct	μg
1	200,000
2	400,000
3	600,000
4	800,000
5	1,000,000
6	1,200,000
7	1,400,000
8	1,600,000
9	1,800,000
10	2,000,000
11	2,200,000
12	2,400,000
13	2,600,000
14	2,800,000
15	3,000,000
16	3,200,000
17	3,400,000
18	3,600,000
19	3,800,000
20	4,000,000
21	4,200,000
22	4,400,000
23	4,600,000
24	4,800,000
25	5,000,000
26	5,200,000
27	5,400,000
28	5,600,000
29	5,800,000
30	6,000,000
31	6,200,000
32	6,400,000
33	6,600,000
34	6,800,000
35	7,000,000
36	7,200,000
37	7,400,000
38	7,600,000
39	7,800,000
40	8,000,000
41	8,200,000
42	8,400,000
43	8,600,000
44	8,800,000
45	9,000,000
46	9,200,000
47	9,400,000
48	9,600,000
49	9,800,000
50	10,000,000

ct	μg
51	10,200,000
52	10,400,000
53	10,600,000
54	10,800,000
55	11,000,000
56	11,200,000
57	11,400,000
58	11,600,000
59	11,800,000
60	12,000,000
61	12,200,000
62	12,400,000
63	12,600,000
64	12,800,000
65	13,000,000
66	13,200,000
67	13,400,000
68	13,600,000
69	13,800,000
70	14,000,000
71	14,200,000
72	14,400,000
73	14,600,000
74	14,800,000
75	15,000,000
76	15,200,000
77	15,400,000
78	15,600,000
79	15,800,000
80	16,000,000
81	16,200,000
82	16,400,000
83	16,600,000
84	16,800,000
85	17,000,000
86	17,200,000
87	17,400,000
88	17,600,000
89	17,800,000
90	18,000,000
91	18,200,000
92	18,400,000
93	18,600,000
94	18,800,000
95	19,000,000
96	19,200,000
97	19,400,000
98	19,600,000
99	19,800,000
100	20,000,000

How to use this chart

Find the ct value in the left column and read its μg equivalent on the right. Every row uses the same conversion factor, so the printable table is suitable for quick reference without recalculating each value.

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