Paragraph 13 I1

After the culture procedure has been completed, each bovine embryo shall be washed at least 10 times in a special fluid for bovine embryos which shall be changed each time (and which shall, for bovine embryos intended for F1national trade, contain trypsin, in accordance with internationally recognised procedures). Each wash shall be a 100-fold dilution of the previous wash and a sterile micropipette shall be used to transfer the bovine embryo on each occasion.