laboratory diagnostic - hormones - others - GHRH - Growth-Hormone-Releasing-Hormone, EDTA Plasma + Aprotinine 1ml. The plasma must be frozen within 1 hour after collection and must be sent in the frozen samples container. Special tube (EDTA + Aprotonin) supplied upon request. Centrifuge at +4°C and FREEZE the plasma immediately, RIA-F, ssso, todylaboratories®, bmn, code L16LD1866