粗品

Purpose: To eliminate proteins from crude heparin, the reactive conditions of precipitant YNB 99-1 were investigated.

目的：探索YNB991沉淀剂去除粗品肝素钠中蛋白质的作用条件。

It was found that the rough product can easily be solved by aether.

实验发现大蒜素粗品易溶于乙醚。

The crude raffinose was heated and dissolved in 70% ethanol to recrystallize at low temperature.

将棉子糖粗品加热溶于70%乙醇低温下重结晶一定时间，可得到棉子糖晶体。

The refined product with high purity is obtained by vacuum distillation of crude benzal chloride.

将制得的苄叉二氯粗品进行真空精馏得到高纯度的精品；

The high dosage Jujuba Mill flavonoids effect more significantly than single rutin.

高剂量红枣黄酮粗品比单一芦丁的作用明显.

Studies on Removing COS from Aspartame Products by Modified Active Carbon

改性活性炭脱除阿斯巴甜粗品中羰基硫的工艺研究

Under the appropriate conditions, the total yield of the rough product can be as high as 90% when the degreased corn cake is used as the raw materials to produce the calcium phytic acid.

在适宜的条件下，以脱脂玉饼为原料制备植酸钙，粗品的总收率为90%。

The main process parameters and conclusions were as follows: After being smashed and screened, the roselle calyx extracted by alcohol solution to remove part of the polysaccharide, protein and other impurities, and got the crude roselle red pigment.

其主要研究内容和结果如下：玫瑰茄干花萼经过粉碎过筛后，采用醇水溶液提取，除去一部分多糖、蛋白质等杂质，得到玫瑰茄红色素粗品。

Endothelial cell growth supplement ( ECGS) was prepared and β-ECGF has been purified from bovine brain.

从牛脑组织中制备了内皮细胞生长因子粗品（ECGS）和纯品（β-ECGF）。

Removal alcohol from crude tetrahydrofuran, formation principle of peroxidate and antioxidation technique were introduced.

介绍了粗品四氢呋喃的除醇技术, 过氧化物的生成机理与抗氧化技术.

In this thesis, method of extracted by aether after decomposition by Alliinase was adopted to obtain rough product ( garlic oil).

本课题采用酶法乙醚萃取法提取大蒜素粗品（大蒜油）。

Yield of crud antibacterial peptides of crab was 38.3%.

蟹抗菌肽粗品得率为38.3%。

Result The content of polysaccharide was 80.6% after the raw product of girald acanthopanax was separated and refined.

结果红毛五加粗品多糖经分离精制后其多糖含量为80.6%。

Results Crude extract of mussel polysaccharide was of well water-solubility.

结果得到的贻贝多糖粗品呈白色粉末状，水溶性好；

This paper studied the relationship between extracting rate and its effects ( extracting agent, temperature, time, pH value and acidulating agent) in the process of extracting rough Glycyrrhizic acid from Glycyrrhiza.

研究萃取剂用量、温度、时间、pH值、酸化剂与甘草中甘草酸粗品提取率之间的关系。

Crude D-isoascorbic acid was got by acidification of crude sodium D-isoascorbate in methanol with H 2 SO 4.

以D- 异抗坏血酸钠粗品为起始原料,采用在甲醇溶液中H2SO4酸化的方法,制得了D - 异抗坏血酸粗品.

Recovery of Styrene in Residue Tar Discharged from Styrene Distillation Separation Process

苯乙烯蒸馏残焦油中粗品苯乙烯的回收工艺

Estimations of Quality and valence of Crude Sodium Heparin

粗品肝素钠质量情况和效价范围的判断

The mixture was refined by sodium sulfide and sodium hydroxide to afford an O, O-diethyl thiophosphoryl chloride at a purity of 99%.

该粗品通过精制工艺的改进，采用硫化钠和氢氧化钠的混合物进行处理，得到纯度≥99%的O，O-二乙基硫代磷酰氯。

The raw product is washed, distilled in vacuum and filtrated to produce the end-product with an epoxidized value over 5%.

粗品经水洗、减压蒸馏、压滤可制得环氧值大于5.0%的成品。

Reduction was directly followed by hydrolysis without isolation and purification of the intermediate.

对工艺进行了如下改进：还原、水解两步反应合为“一锅煮”工艺，还原粗品不需分离、提纯，直接进行水解反应；

Practice on Production of Taurine by Directly Using solution of Sodium Sulfite

直接用亚硫酸钠母液生产牛磺酸粗品工艺

The active substance from alcohol extract of strain P-127 was isolated by macroporous adsorbent resin, we got the asperate product.

采用大孔吸附树脂对P-127菌体的活性代谢产物进行分离，得到粗品。

Raw hemoglobin extracted from red blood cells cannot be used as a blood substitute, however.

然而,从血红细胞中提取的血红蛋白粗品不能用作血液的替代品.

The purity of raw product is 96%. and it is up to 98.5% by recrystallization.

反应收率为93%左右，粗品含量96%左右，通过重结晶，含量可达98.5%以上。

The Study on the Process of Lutein Produce from the Sericulturist Excrement

从蚕沙中提取粗品叶黄素的工艺研究

Meanwhile, acetone was a polymerization inhibitor in preventing the self-polymerization ofp-methoxybenzyl chloride, and 11.

同时探索了甲氧基苄氯自聚的阻聚剂, 初选的阻聚剂丙酮可使甲氧 基苄 氯粗品的收率提高11.