net yield

Recent Developments of Soda ash Production and an Nonelectrolytic Process to Produce VCM and Soda ash

近期纯碱生产的发展与一种同时生产氯乙烯和纯碱的非电解过程

Production of sodium fluoride from fluorosilicic acid solution treated with soda ash by one step process

纯碱处理氟硅酸溶液一步法生产氟化钠

Treatment of purified wood pulp with 18% sodium hydroxide solution produces alkali cellulose.

用18％氢氧化钠溶液处理纯化木浆生产出碱性纤维素。

Screening of Alkaline Catalase Producing Strains, and the Enzyme's Purification and Characterization;

碱性过氧化氢酶产生菌的筛选及其酶的分离纯化与性质研究

Study on purification of phosphatidylcholine from crude glycerol byproduct of biodiesel

生物柴油副产物甘油中磷脂酰胆碱的提取纯化研究

In addition to produce high quality salt with it, it can provide electrolytic workshop (chlor-alkali factory) and producing shop (ammonia and base factory) for producing soda ash.

精制的卤水除可以送生产高质量的盐外，还可以直供氯碱厂电解车间和氮碱厂生产车间生产纯碱。

Mutagenesis and Strain-improving of Alkaline Lipase Producing Strain, Purification and Immobilization of the Alkaline Lipase;

碱性脂肪酶生产菌株的诱变选育、碱性脂肪酶的分离纯化与固定化初探

Extraction of Matrine-type Alkaloids and Purification of Oxymatrine;

苦参生物碱的提取及氧化苦参碱的纯化

Bioactivation of Pure Titanium Surface by Improved Acid-Alkali Two Steps Approach;

改良的酸—碱两步法纯钛表面生物活化

Purifying Techniques or Flavonoid Compound of Cephalotaxus fortunei

三尖杉总生物碱纯化工艺条件的研究

Study on the Purification Process of Alkaloids the Effective Fractions of Rhizoma Coptidis

黄连中生物碱有效部位纯化工艺研究

STUDIES ON THE CHOLJNESTERASE FROM THE VENOM OF NAJA NAJA ATRA OF CHEKIANG PROVINCE--Ⅰ. THE PURIFICATION OF THE ENZYME

浙江产眼镜蛇毒胆碱酯酶的研究——Ⅰ.酶的纯化

Soda and Other Inorganic Products Imports and Exports Trade of Taiwan in Recent Years;

台湾省近年来纯碱及相关无机产品的进出口

The Preparation of High Purity Capsaiciods and the Utilization of Byproducts

高纯度辣椒碱的制备及副产物的综合利用

yielding a base in aqueous solution.

在水溶液中产生某种碱。

Studies on Extraction, Purification and Biological Activities of Total Alkaloids from Lotus Leaves;

荷叶总生物碱提取、纯化及生物活性研究

Extraction, Separation and Purification of Alkaloids from Sophra Alopecuroides L;

苦豆子生物碱提取分离纯化及抑菌性研究

Study on Extraction, Separation and Kinetics of Sophora Alopecuroides L.alkaloid;

苦豆子中生物碱提取纯化及动力学研究