The experiment results in the paper show that quantitative additive putting in the hydration water can check the iron ion content of the monohydrate sodium carbonate,to attain the goal of improving the whiteness of dense soda ash,in the solid hydrated technological process.

Synthesis of Thermal Stable Anion Exchange Resin and its Using in EO Catalytic Hydration;

Preparation and hydration of tiny silica;

Running analysis of preparing methyl ethyl ketone from n-butylene hydration;

Effect of lanthanum dopant Ni/γ-Al_2O_3 catalyst prepared by hydrazine reduction on hydrogenation activity;

Electroless nickel plating bath in which hydrazine was used as reaction initiator,hydrazine and sodium hypophosphite were used as the reducing agent,was studied.

Cu-Ag bimetallic powders whose grain size was similar to the copper powders,were prepared by reduction reaction with hydrazine as the reducing agent by means of inhibiting substitution reaction.

The effects of temperature and hydrate quantity on the dissociation kinetics of methane hydrate were studied in a 10 L quiescent reactor.

Prevention and cure of gas hydrate in Yaoyingtai Gasfield;

Experimental study on optimized synthesis for natural gas hydrate;

A Simple Prediction Model for Hydrate Formation Conditions;

Preparation of ultrafine copper powder with hydrazine hydrate as reducing agent;

Improvement on units of crude hydrazine hydrate refining procedure;

Research on expansion examination of ammonia removal by heat method of hydrazine hydrate by-product salt slag;