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. 2013 Jun 28;8(6):e62712. doi: 10.1371/journal.pone.0062712

Table 2. Average concentrations (n = 3) of antibiotics in vicinity of drug formulation facilities (ng L−1).

Antibiotics P1a P1b P2 P3 P4
SDZ 19(80) 140(90) <LOQ 10(110) 290(30)
LIN 22(30) 270(40) 530(120) 330(70) 4100(60)
TRI 18(50) 570(100) 73(90) 1000(110) 28000(100)
ENX 3.5(140) 0.4(110) 4.9(140) <LOQ <LOQ
OXY <LOQ 160(50) 1.2(120) 76(50) 27000(90)
OFL 2.0(10) 90(80) 6.4(130) 120(60) 7300(20)
LEV 1.8(10) 68(70) 7.0(130) 130(70) 8000(10)
NOR <LOQ <LOQ 4.5(40) 45(60) 140(20)
PEF <LOQ 1.5(100) <LOQ 8.3(60) 82(20)
CIP 1.04(20) 31(90) 2.0(90) 91(70) 6200(30)
CEF <LOQ <LOQ <LOQ 59(140) 52(140)
LOM <LOQ 0.8(100) 1.0(110) 3.4(40) 8.7(30)
TET <LOQ 50(40) 11(100) 28(70) 380(70)
ENR <LOQ 7.9(110) 0.7(60) 3.4(60) 5.0(40)
AZI 2.0(30) 35(100) 2.2(80) 21(70) 8.9(70)
CLI <LOQ 1.0(20) 0.6(40) 2.2(110) 0.2(70)
SULM 70(40) 520(50) 160(80) 4700(100) 49000(20)
DOX 3.0(10) 230(30) 5.5(100) 52(100) 370(20)
ERY 6.3(50) 290(100) 34(60) 62(40) 1100(10)
NAL <LOQ 49(90) 16(60) 44(40) 220(10)
CLA 6.2(20) 190(60) 60(50) 360(30) 19(50)
ROX 1.4(20) 240(60) 37(50) 270(70) 3.0(20)

P1a: upstream Kahuta industrial estate (KIE); P1b: downstream KIE; P2–P4: drug formulation facilities in and around Lahore (see Fig. 1 and Table S2); ( ): RSD (relative standard deviation).