EU Trademark Classification EU01 Chemicals Leucocyte retaining media, other than for medical use Class 01 Leucocyte retaining media, other than for medical use 3540 白细胞保留介质（非医用） Chinese 白细胞保留介质（非医用） English Leucocyte retaining media, other than for medical use Site ref. 3540 Class 01 Included in Harmonised Database (HDB)