BARIUM CARBONATE-13C CAS:51956-33-3 Formula: 13CBaO3 TRC-B118672-5G B118672 [Ba+2].[O-][13C](=O)[O-] Barium Standard: Ba @ 1000 µg/mL in 5% HNO3 CAS:7440-39-3 Formula: Ba VHG-PBAN-500 VHG-PBAN-500 [Ba] |