British Pharmacopoeia Reference Standard BP 1237, CAS Number 6265-73-2, 59-67-6, Pach Size 25 mg

British Pharmacopoeia Reference Standard BP 1106, CAS Number 6265-73-2, Pach Size 10 mg

British Pharmacopoeia Reference Standard BP 1103, CAS Number 65141-46-0, Pach Size 100 mg

British Pharmacopoeia Reference Standard BP 1270, CAS Number 129618-40-2, Pach Size 200 mg

British Pharmacopoeia Reference Standard BP 730, CAS Number 2886-65-9, Pach Size 25 mg

British Pharmacopoeia Reference Standard BP 889, CAS Number 992-62-1, Pach Size 10 mg

British Pharmacopoeia Reference Standard BP 1260, CAS Number 939-26-4, 2471-70-7, 3900-45-6, 26159-34-2, 77301-42-9, Pach Size 50 mg

British Pharmacopoeia Reference Standard BP 435, CAS Number 22204-53-1, Pach Size 100 mg

British Pharmacopoeia Reference Standard BP 259, CAS Number 26490-31-3, Pach Size 50 mg

British Pharmacopoeia Reference Standard BP 425, CAS Number 360-70-3, Pach Size 50 mg