| TR | recovery time; rectal temperature; repetition time; residual tuberculin; terminal repeat; tetrazoliu... |
|---|---|
| TZ | zymoplastic tuberculin [the dried residue which is soluble in alcohol] [Ger. Tuberculin zymoplastisc... |
| MRL | Maximum Residue Limit |
|---|---|
| MER | Methanol Extraction Residue |
| aa | amino acid residue |