查询词典 purification

Wide resources of plants of longifolene, the separation and purification methods of longifolene from heavy turpentine were reviewed.

综述了长叶烯的主要资源，并结合探索性实验，评述了从重质松节油分离提纯长叶烯的方法。

Art to everyday life in the aesthetic form motivated by the standard, through a series of artistic means of typification, concentrated presentation, can give people access to the mind from the wake and purification.

艺术使日常生活形态在审美标准的促动下，通过典型化等一系列艺术手段，浓缩呈现，可以使人获得心灵的自醒和净化。

Objective To study the expression, purification and biological activity of the epitope peptide of human tyrosinase antigen.

目的 探讨人酪氨酸酶抗原表位肽在白癜风患者自身抗体检测中的表达。

Addison Technology Development Co., Ltd. is a technology applied to UF water purification urban family life of the enterprise.

艾迪生科技开发有限公司是一家致力于超滤技术运用于城市居民家庭生活用水净化的企业。

It was further purified by ultracentrifuge and repeated precipitation and purification with ethanol to obtain the required polysaccharide components, in which MEP\|SP of molecular of 10 000～100 000 was purified and separated by...

对其中分子量为 10 0 0 0～ 10 0 0 0 0的多糖，采用DEAE 纤维素离子交换柱，以不同浓度NaCl为洗脱液，进行纯化分离，再经SepharoseCL 6B纯化得到 2种水溶性多糖MEP SP2和MEP SP3。

30U、P30W、P30S1 and P30S2 were isolated from PIP30, and P60U、P60W、P60S1 and P60S2 were isolated from PIP60, and P1W、P1S1 and P1S2 were isolated from PIWE1-10, and P10W、P10S1 and P10S2 were isolated from PIWE10-100, and P100U、P100W、P100S1 and P100S2 were isolated from PIWE100 using DEAE Sepharose F. F. The proliferation rates of lymphocyte in vitro of each polysaccharide fractions obtained during the isolation and purification were detected in order to observe their immune activities. The results showed that crude polysaccharides both obtained from ethanol precipitation and ultrafiltrate had the promoting effects on lymphocyte proliferation in various degrees. P30U、P30W、P30S1、P30S2、P60U、P60W、P60S2、P1S1、P1S2、P10S1、P10S2、P100U、P100W、P100S1 and P100S2 had the promoting effects on lymphocyte proliferation.

IP30经阴离子交换层析(DEAE-Sepharose Fast Flow)得到分级多糖P30U、P30W、P30S1和P30S2，PIP60经阴离子交换层析得到分级多糖P60U、P60W、P60S1和P60S2，PIWE1-10经阴离子交换层析得到分级多糖P1W、P1S1和P1S2，PIWE10-100经阴离子交换层析得到分级多糖P10W、P10S1和P10S2，PIWE100经阴离子交换层析得到分级多糖P100U、P100W、P100S1和P100S2；采用体外刺激淋巴细胞增殖实验对离子柱分级分离的多糖进行活性实验表明P30U、P30W、P30S1、P30S2、P60U、P60W、P60S2、P1S1、P1S2、P10S1、P10S2、P100U、P100W、P100S1和P100S2是有活性的。P60W、P60S1、P1S1、P10S1和P100S1经凝胶柱(Sephacryl S系列材料)层析获得五个纯多糖组分P60w1、P60s1、P1SP1、P10SP1和P100SP1。

Ultrafiltration is a good method for the isolation and purification of Radix Liriopes Polysaccharide.

超滤是一种很好的分离纯化山麦冬多糖的方法。

U pertusa would suspend absorption of nitrate. Results showed that Ulva pertusa can remove nutrient salt effectively and plays a role in the purification of wastewater.

实验结果表明孔石莼对养殖废水中的营养盐具有一定的去除效果，在水产养殖中具有废水净化作用。

The distributions of aminoacylase and alkaline phosphatase had been studied in the common seaweeds in Dalian area, and the Ulva pertusa Kjellm had been chosen as the target for isolation and purification. These two enzymes had been purified for a single band in the SDS-PAGE and their basic characteristics had been studied, too.

研究了氨基酰化酶和碱性磷酸酶在大连地区常见海藻中的分布状况，从中筛选出孔石莼作为纯化研究对象，并从孔石莼中分离纯化出了这两种酶，纯度达到了聚丙烯酰胺凝胶电泳一条带。

Extraction, purification process and stability of the pigment of chestnut shells were explored. The results showed that this pigment dissolved easily in alkaline solution, but undissolved in noapolar solvent.

该文以板栗壳为材料，研究板栗壳色素的提取、纯化工艺及纯化色素的稳定性，为板栗壳色素的推广应用提供理论基础和实验数据。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。