A molybdenum disulfide/reduced graphene oxide fiber coating coupled with gas chromatography-mass spectrometry for the saponification-headspace solid-phase microextraction of polychlorinated biphenyls in food.

A molybdenum disulfide/reduced graphene oxide fiber coating coupled with gas chromatography-mass spectrometry for the saponification-headspace solid-phase microextraction of polychlorinated biphenyls in food.

Journal of chromatography. A (2017-10-24)

Fangying Lv, Ning Gan, Yuting Cao, You Zhou, Rongjie Zuo, Youren Dong

PMID29056271

ABSTRACT

In this work, the molybdenum disulfide/reduced graphene oxide (MoS

MATERIALS

Product Number

Brand

Product Description

23446-U

Supelco

ORBO^™-93 Sorbent Tube, ORBO tube I.D. × L 6 mm × 95 mm, Bed A 180 mg, Bed B 90 mg, 60/80 mesh, pkg of 25 ea

323446

Sigma-Aldrich

Ammonium tetrathiomolybdate, 99.97% trace metals basis

469319

Sigma-Aldrich

Poly(dimethylsiloxane), viscosity 1.0 cSt (25 °C)

10477-U

Supelco

Carboxen^® Adsorbent, matrix Carboxen^® 1000, 40-60 mesh, bottle of 50 g

25467

Supelco

Carboxen^®-1010 PLOT Capillary GC Column, L × I.D. 30 m × 0.53 mm, average thickness 30 μm

24246

Supelco

Carboxen^®-1010 PLOT Capillary GC Column, L × I.D. 30 m × 0.32 mm, average thickness 15 μm

10478-U

Supelco

Carboxen^® Adsorbent, matrix Carboxen^® 1000, 60-80 mesh, bottle of 10 g

10471

Supelco

Carboxen^® Adsorbent, matrix Carboxen^® 1003, 40-60 mesh, bottle of 10 g

24241-U

Supelco

Carboxen^®-1006 PLOT Capillary GC Column, L × I.D. 30 m × 0.32 mm, average thickness 15 μm

25461

Supelco

Carboxen^®-1006 PLOT Capillary GC Column, L × I.D. 30 m × 0.53 mm, average thickness 30 μm

11072-U

Supelco

Carboxen^® Adsorbent, matrix Carboxen^® 572, 20-45 mesh, bottle of 10 g

11048-U

Supelco

Carboxen^® Adsorbent, matrix Carboxen^® 569, 20-45 mesh, bottle of 500 g

57341-U

Supelco

SPME fiber assembly Polydimethylsiloxane (PDMS), d_f 100 μm(PDMS, for use with autosampler, needle size 23 ga

57328-U

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SPME Fiber Assembly, matrix active group 50/30µm DVB/CAR/PDMS, StableFlex fiber, manual holder, needle size 24 ga

57298-U

Supelco

SPME Fiber Assembly, 50/30µm DVB/CAR/PDMS, StableFlex (1 cm), needle size 23 ga, Autosampler, pk of 3, plain gray hub

57301

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SPME fiber assembly Polydimethylsiloxane (PDMS), d_f 100 μm(PDMS, for use with autosampler, needle size 24 ga

57345-U

Supelco

SPME Fiber Assembly Polydimethylsiloxane/Divinylbenzene (PDMS/DVB), d_f 65 μm(PDMS/DVB, for use with autosampler, needle size 23 ga

57346-U

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SPME Fiber Assembly Polydimethylsiloxane/Divinylbenzene (PDMS/DVB), fused silica fiber, d_f 65 μm(PDMS/DVB, for use with manual holder, needle size 23 ga

57294-U

Supelco

SPME fiber assembly polyacrylate (PA), d_f 85 μm(PA, for use with autosampler, needle size 23 ga

57343-U

Supelco

SPME fiber assembly Carboxen/Polydimethylsiloxane (CAR/PDMS), d_f 75 μm(CAR/PDMS, needle size 23 ga, for use with autosampler

57310-U

Supelco

SPME Fiber Assembly Polydimethylsiloxane/Divinylbenzene (PDMS/DVB), d_f 65 μm(PDMS/DVB, needle size 24 ga, for use with manual holder

57928-U

Supelco

SPME fiber assembly Polydimethylsiloxane (PDMS), metal alloy fiber, d_f 100 μm(PDMS, needle size 23 ga, for use with autosampler

57304

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SPME fiber assembly polyacrylate (PA), d_f 85 μm(PA, for use with manual holder, needle size 24 ga

504823

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SPME Portable Field Sampler, coating PDMS

57302

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SPME fiber assembly Polydimethylsiloxane (PDMS), d_f 7 μm(PDMS, needle size 24 ga, for use with manual holder

57295-U

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SPME fiber assembly Carboxen/Polydimethylsiloxane (CAR/PDMS), d_f 85 μm(CAR/PDMS, needle size 23 ga, StableFlex, for use with autosampler

57439-U

Supelco

SPME-OC Fiber Assembly, Polydimethylsiloxane/Divinylbenzene (PDMS/DVB), d_f 75 μm(Coating thickness includes 65 μm coating + 10 μm OC (overcoating), needle size 23 ga, pkg of 3 ea, fiber L 1 cm

57291-U

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SPME fiber assembly Polydimethylsiloxane (PDMS), d_f 7 μm(PDMS, needle size 23 ga, for use with autosampler

57914-U

Supelco

SPME Fiber Assembly, for use with autosampler, matrix active group 50/30µm DVB/CAR/PDMS, needle size 23 ga, metal alloy fiber, fiber L 2 cm

57319

Supelco

SPME fiber assembly Carboxen/Polydimethylsiloxane (CAR/PDMS), d_f 75 μm(CAR/PDMS, needle size 24 ga, for use with autosampler