灰黄霉酸相关论文
<正> 作者研究了泥炭中灰黄霉酸(F-酸)、滑榆酸(U-酸)的水提取物(APE)及其HPLC水溶性层析部位对豚鼠胃平滑肌自主收缩活动性的影响......
作者研究了泥炭中灰黄霉酸(F-酸)、滑榆酸(U-酸)的水提取物(APE)及其HPLC水溶性层析部位对豚鼠胃平滑肌自主收缩活动性的影响。结......
目的:建立液相色谱-紫外光谱-离子阱质谱法分析灰黄霉素原料中主要杂质。方法:采用反相梯度色谱系统对灰黄霉素溶液进行分离,以紫......
许多曾经被认为处理起来不经济的小矿床目前都用堆浸法处理。若能找到一种比石灰更便宜的pH值调节剂,就能增强另一些矿床的开采价......
The reason why chlorsulfuron(2-chloro-N-[4-methoxy-6-methyl-1,3,5-triazin-2-yl)amino] carbonyl] benzenesulfonamide)bound......
Acid Dissociation Constants of Functional Groups in Humic Substances:I.Affinity Spectrum Model Analy
Potentiometric experiments were carried out on the proton binding equilibria of FA extracted from a weathered coal and H......
In the present paper,the composition of humus and the charateristics of humic acid from seven paddy soils were compared ......
The effects of soil water regime and soil reaction on nitrogen distribution and fractional composition of newly-formed h......
In this paper,the nitrogen forms in newly-formed humic substances,including humic acid (HA),fulvic acid (FA) and humic a......
Determination of Formation Constants of Co^2＋,Ni^2＋,Cu^2＋and Zn^2＋ Complexes with Humic and Fulvic A
The formation constants of Co^2+,Ni^2+,Cu^2+ and Zn^2+ complexes with humic acid(HA) and fulvic acid(FA) in red soil wre......
本文报道了以HPLC测定灰黄霉素含量的方法,它可消除去氯灰黄霉素、异灰黄霉素、灰黄霉酸等杂质的干扰,与紫外分光光度法比较,具有......
目的：本文采用薄层色谱法考查了不同厂家灰黄霉素中灰黄霉酸杂质的存在。方法；以丙酮为溶媒，精制灰黄霉素，摸索分离条件，探讨杂质限度，考......
