| natriumverbindingen............ | [Bureau AAT] | 
| ................. | AAT-Ned (1994-) | 
| natriumverbinding............ | [Bureau AAT] | 
| ................. | AAT-Ned (1994-) | 
| composés du sodium............ | [CHIN] | 
| ................. | CHIN database | 
| compuestos de sodio............ | [CDBP-DIBAM] | 
| ................. | TAA database (2000-) | 
| Subject:............ | [Bureau AAT] | 
| ................. | CHIN database | 
| ................. | Van Dale Engels-Nederlands (1989) |