Phosphine (Colorimetric) Detection of phosphine gas in GI content. NamePhosphine (Colorimetric)Code1054SectionAnalytical ChemistrySpeciesBovine, Canine, Caprine, Equine, Feline, Ovine, PorcineSpecimen500 g frozen GI contentSampling RequirementsFreeze samples immediately upon collection and ship frozen.Collection ContainerSealed, leak-proof plastic bag or container.Packing InstructionsLabel all samples. Ship overnight and ensure GI content arrives frozen.Special InstructionsnonePrice$35.00Schedule Lab Schedule Turnaround time College Station Monday, Tuesday, Wednesday, Thursday, Friday1—2 days