. 2014 Aug 21;6(8):2580–2593. doi: 10.3390/toxins6082580

Table 2.

Characteristic peak assignment of the product ion mass spectra of FB1, FB2, and FB3 standard solutions.

ID	FB1			FB2			FB3
ID	Measured Mass (m/z)	Calculated Formula [M + H]⁺	Mass Error (ppm)	Measured Mass (m/z)	Calculated Formula [M + H]⁺	Mass Error (ppm)	Measured Mass (m/z)	Calculated Formula [M + H]⁺	Mass Error (ppm)
1	74.0601	C₃H₈NO	1.17	74.0601	C₃H₈NO	1.17
2	159.0290	C₆H₇O₅	1.40	159.0290	C₆H₇O₅	0.92	159.0290	C₆H₇O₅	1.21
3							170.1540	C₁₀H₂₀NO	0.39
4	186.1492	C₁₀H₂₀NO₂	1.77
5				220.2059	C₁₅H₂₆N	-0.35	220.2058	C₁₅H₂₆N	−1.03
6	236.2013	C₁₅H₂₆NO	1.77
7				238.2168	C₁₅H₂₈NO	0.96	238.2167	C₁₅H₂₈NO	0.56
8	254.2118	C₁₅H₂₈NO₂	1.44
9				256.2276	C₁₅H₃₀NO₂	1.93	256.2272	C₁₅H₃₀NO₂	0.26
10	272.2226	C₁₅H₃₀NO₃	0.88
11	316.3001	C₂₂H₃₈N	0.83
12				318.3157	C₂₂H₄₀N	0.65	318.3158	C₂₂H₄₀N	0.85
13	334.3106	C₂₂H₄₀NO	0.59
14				336.3263	C₂₂H₄₂NO	0.51	336.3262	C₂₂H₄₂NO	0.42
15	352.3213	C₂₂H₄₂NO₂	0.72
16				354.3369	C₂₂H₄₄NO₂	0.56	354.3369	C₂₂H₄₄NO₂	0.56
17	370.3318	C₂₂H₄₄NO₃	0.58
18	492.3330	C₂₈H₄₆NO₆	2.18
19				494.3478	C₂₈H₄₈NO₆	0.27	494.3480	C₂₈H₄₈NO₆	0.76
20	510.3431	C₂₈H₄₈NO₇	1.14
21				512.3592	C₂₈H₅₀NO₇	1.98	512.3593	C₂₈H₅₀NO₇	2.10
22	528.3538	C₂₈H₅₀NO₈	1.38
23				530.3693	C₂₈H₅₂NO₈	0.98	530.3691	C₂₈H₅₂NO₈	0.63
24	546.3630	C₂₈H₅₂NO₉	−1.13
25	668.3648	C₃₄H₅₄NO₁₂	1.04
26				670.3806	C₃₄H₅₆NO₁₂	1.27	670.3789	C₃₄H₅₆NO₁₂	−1.27
27	686.3731	C₃₄H₅₆NO₁₃	−2.29
28				688.3909	C₃₄H₅₈NO₁₃	0.87	688.3903	C₃₄H₅₈NO₁₃	−0.01
29	704.3867	C₃₄H₅₈NO₁₄	2.18
30				706.4016	C₃₄H₆₀NO₁₄	1.02	706.4016	C₃₄H₆₀NO₁₄	1.10
31	722.3966	C₃₄H₆₀NO₁₅	1.11