We offer certified lab testing to establish the presence of toxins and poisons. DNA testing related to paternity, relationship, post mortem tissue, cremains, DNA identity. E-Z test sample submission by mail. Your test sample may be hair strands, blood, finger nails, nail shavings, urine, food or drink items, pet food, blood, perspiration, an unknown. Fast turnaround time, 10-12 business days average with express service available.