QuEChERS-气相色谱-四极杆飞行时间质谱筛查大米中有机磷阻燃剂残留
李康聪, 杨吉双, 李秀琴, 高燕, 张庆合

Screening of organophosphorus flame retardant residues in rice by QuEChERS-gas chromatography-quadrupole time-of-flight mass spectrometry
LI Kangcong, YANG Jishuang, LI Xiuqin, GAO Yan, ZHANG Qinghe
表1 21种OPFRs的特征离子信息
Table 1 Characteristic ion information for the 21 organophosphorus flame retardants (OPFRs)
Compound Molecular
formula		 CAS No. tR/min Fragment ions (m/z)
Ion 1 Ion 2 Ion 3
Trimethyl phosphate (TMP) C3H9O4P 512-56-1 4.042 110.0111 80.0006 94.9883
Triethyl phosphate (TiPP) C9H21O4P 513-02-0 6.144 98.9833 124.9990 141.0297
Tri-n-propyl phosphate (TnPP) C9H21O4P 513-08-6 7.511 98.9834 141.0301 123.0197
Tri-iso-butyl phosphate (TiBP) C12H27O4P 126-71-6 8.379 98.9834 223.0627 155.0458
Tri-n-butyl phosphate (TnBP) C12H27O4P 126-73-8 9.196 98.9835 155.0458 211.1085
Tris(chloroethyl) phosphate (TCEP) C6H12Cl3O4P 115-96-8 9.896 248.9840 250.9804 204.9571
Tris(2-chloroisopropyl) phosphate (TCIPP) C9H18Cl3O4P 13674-84-5 10.063 124.9989 98.9830 201.0069
Dibutyl phenyl phosphate (dBPhP) C14H23O4P 2528-36-1 10.513 175.0147 94.0405 187.0147
Tripentyl phosphate (TPeP) C15H33O4P 2528-38-3 10.714 98.9833 169.0618 239.1396
Tris(chloropropyl) phosphate (TCPP) C9H18Cl3O4P 1067-98-7 11.614 98.9840 139.0155 174.9922
Butyl diphenyl phosphate (BdPhP) C16H19O4P 2752-95-6 11.789 251.0468 94.0413 170.0708
Tris(1,3-dichloro-2-propyl) phosphate (TDCIPP) C9H15Cl6O4P 13674-87-8 12.648 98.9833 74.9989 190.9415
Tris(2-butoxyethyl) phosphate (TBOEP) C18H39O7P 78-51-3 12.932 85.0644 124.9991 199.0725
Triphenyl phosphate (TPHP) C18H15O4P 115-86-6 13.049 326.0677 325.0614 215.0246
2-Ethylhexyl-diphenyl phosphate (EHDPP) C20H27O4P 1241-94-7 13.115 251.0452 250.0365 94.0399
Tris(2-ethylhexyl) phosphate (TEHP) C24H51O4P 78-42-2 13.182 98.9831 113.1314 71.0851
Tri-o-tolyl-phosphate (o-TCP) C21H21O4P 78-30-8 13.949 165.0689 368.1160 179.0849
Tri-m-tolyl-phosphate (m-TCP) C21H21O4P 563-04-2 14.233 368.1158 367.1081 165.0691
Tri-p-tolyl-phosphate (p-TCP) C21H21O4P 78-32-0 14.700 368.1157 367.1077 107.0481
Tris(3,5-dimethylphenyl) phosphate (T35DMPP) C24H27O4P 25653-16-1 15.300 410.1647 395.1413 91.0538
Cresyl diphenyl phosphate (CDPP) C19H17O4P 26444-49-5 15.676 340.0838 247.0503 229.0397