32.Sodium chloride equivalent method用於計算藥品的何種特性?
(A)solubility
(B)isotonicity
(C)lipophilicity
(D)buffer capacity
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統計: A(152), B(4461), C(12), D(215), E(0) #1384228
統計: A(152), B(4461), C(12), D(215), E(0) #1384228
詳解 (共 4 筆)
#2898639
緩衝能力(Buffer capacity)的定義:使1升緩衝液改變1單位PH所需的酸或鹼莫爾數
52
0
#4114079
(A)solubility 溶解度
(B)isotonicity 等張
(C)lipophilicity 親脂性
(D)buffer capacity 緩衝
12
0
#5467779
8 處方中含 2% Ephedrine HCl(食鹽價為 0.28)及 0.5% Chlorobutanol(食鹽價為 0.24),依食鹽價法計算以 NaCl 為等張調節劑配製該處方 200 mL 時,所需之 NaCl 量為若干克?(C) 0.44
等張所需NaCl=0.9%x200ml=1.8g
Ephedrine=2%x200mlx0.28=>1.12g
Chlorobutanol=0.5%x200mlx0.24 => 0.24g
1.8-1.12-0.24=0.44
7
0