British Pharmacopoeia Reference Standard BP 1039, CAS Number 144-83-2, 144-82-1, Pach Size 25 mg

British Pharmacopoeia Reference Standard BP 314, CAS Number 723-46-6, Pach Size 100 mg

British Pharmacopoeia Reference Standard BP 310, CAS Number 2447-57-6, Pach Size 100 mg

British Pharmacopoeia Reference Standard BP 312, CAS Number 68-35-9, Pach Size 100 mg

British Pharmacopoeia Reference Standard BP 818, CAS Number 57-50-1, Pach Size 1000 mg

British Pharmacopoeia Reference Standard BP 306, CAS Number 52-01-7, Pach Size 150 mg

British Pharmacopoeia Reference Standard BP 498, CAS Number 959-24-0, Pach Size 100 mg

British Pharmacopoeia Reference Standard BP 1282, CAS Number 242478-38-2, 1956436-64-8, 118864-75-8, Pach Size 25 mg

British Pharmacopoeia Reference Standard BP 1281, CAS Number 242478-38-2, Pach Size 100 mg

British Pharmacopoeia Reference Standard BP 452, CAS Number 1069-66-5, Pach Size 500 mg