Collection Control. To the maximum extent possible, collection site personnel shall keep the individual's specimen within sight both before and after the individual has urinated. After the specimen is collected, it shall be properly sealed and labeled. An approved chain of custody form shall be used for maintaining control and accountability of each specimen from the point of collection to final disposition of the specimen. Every effort shall be made to minimize the number of persons handling specimens.
Collection Control. To the maximum extent possible, collection site personnel shall keep the individual’s specimen bottle within sight both before and after the individual has submitted a urine sample. After the specimen is collected, it shall be properly sealed and labeled. An approved DOT chain-of-custody form shall be used for maintaining control and accountability of each specimen from the point of collection to final disposition of the specimen. The date shall be documented on an approved DOT chain-of-custody form each time a specimen is handled and every individual in the chain shall be identified. Every effort shall be made to minimize the number of persons handling specimens. Collection personnel must be familiar with the DOT guidelines identifying “fatal flaws” that should result in a specimen rejection by the laboratory. “Fatal flaws” include a mismatch of identification numbers between the specimen bottle and the chain-of-custody form, , omission of the collector’s name and signature, , insufficient quantity of urine in the primary specimen bottle (the Federal regulation requires a total of 45 ml, 30 ml in the primary specimen and 15 in the secondary specimen), specimen bottle is broken or shows evidence of tampering.
