CAS编号: 20880-67-5 产地:美国 品牌:STD 包装规格:10mg 25mg 50mg 100mg 500mg 货号:17244P 是否进口:是 20880-67-5 详情请咨询:QQ-2881391661,Tel-15374523615(江经理) 青霉素V钾杂质D(4-hydroxypenicillin V)20880-67-5 现货供应 公司简介 怕发补,找扬信!! 扬信医药坐落于黄石市杭州西路 176 号...
ampicillin, every 12 h) for 7 or 21 days (7 and 5 ponies, respectively), procaine penicillin G intramuscularly (12 mg/kg = 12,000 IU/kg, every 24 h) for 7 days (7 ponies), or ampicillin sodium intravenously (equivalent to 15 mg/kg ampicillin, every 8 h) for 1 day (5 ponies)...
The resulting monomeric peaks were pooled and concentrated to 12 mg/ml (PBP4) or 15 mg/ml (PBP5). Crystallization PBP4 Purified PBP4 crystallized in 40 mm KH2PO4, pH 3.25, 16% PEG 8000, 20% glycerol, 10 mm TCEP (vapor diffusion). PBP4-acylated complexes with benzylpenicillin, ...
After thirty minutes white crystals of 2-benzyl4-ethoxymethylene - 5(4) - oxazolone hydrobromide precipitated from the solution and were removed by filtration. The crystals were washed with dioxane and absolute ether and immediately dried in a vacuum desiccator. 400 mg. of the crystals were re...
If AOM was found PcV was given (25 mg/kg bw b.i.d) for 5 days. If the child presented normal eardrums or signs of secretory otitis media (SOM) the study treatment was continued for a total of 5 days. All children were also examined bimonthly throughout the study irrespective of ...
Two weeks earlier, she had received amoxicillin 875mg/clavulanic acid 125mg twice daily for 10 days for bronchitis. Her regular medications included aspirin 100 mg/day, which she had received for at least 4 years [ indication not stated ]. Four months after the onset of symptoms, ...
C. 500 mM Sodium Hydroxide Solution - Standardized (NaOH) (Prepare 100 ml in deionized water using Sodium Hydroxide, Anhydrous, Standardize according to the ACS Reagent Procedure.1) D. Penicillin Amidase Insolubilized Enzyme Suspension (Prepare by suspending 200 mg of Penicillin Amidase, In...
五倍子粗萃物劑量為128 mg/ml併用Penicilllin G 3.36 unit/ml即可抑制細菌生長.而在殺菌效力評估試驗(time kill assay),其劑量為1024 mg/ml時,在24小時內,即具有99 %的殺菌效果,因此進行管柱層析法(column chromatography)並配合活性追蹤分離出五個有效成分,再經結構鑑定與抑菌活性評估,發現GR5(1, 2, 3, ...
The enzyme hydrolysed penicillin V and synthetic analogues such as 2-nitro-5-(phenoxyacetarnido)-benzoic acid (NTPOAB). The corresponding kinetic parameters were KM = 3 mM and V max = 92 mol min-1 mg-1 for penicillin V; KM = 15.3 mM and V max = 14.5 mol. min-1 mg-1 for NIPO...
Synergism was studied using a combination of 1/2 × MIC of the beta-lactam antibiotic and 8 mg/l of tobramycin. The bactericidal activity did not exceed 10 +3 cfu/ml at 5 hours for any single compound. After 5 h all three beta-lactam antibiotics in combination with tobramycin resulted ...