A note on cleaning culture tubes of the U.S. P. vitamin B12 microbiological assay.
D001681:Biological Assay; D020811:Biomedical Technology / Q000295:instrumentation*; D045728:Corrinoids; D006397:Hematinics; D013677:Medical Laboratory Science / Q000295:instrumentation*; D013672:Technology; D014805:Vitamin B 12 / Q000032:analysis*
D045728:Corrinoids; D006397:Hematinics; D014805:Vitamin B 12
TECHNOLOGY, MEDICAL/apparatus and instruments; VITAMIN B12/determination