Random good picture Not show

1. An easy and effective way of nitrogen trichloride colorimetric estimation is suggested in this paper.

2. It has also prepared and estimated nitrogen trichloride standard specimen, and its method has high precision and accuracy such estimation is practically valuable.

3. According to the origin of nitrogen trichloride in chlor-alkali production, the characters, harm and prevention of nitrogen trichloride were introduced.

3. Sentencedict.com is a online sentence dictionary, on which you can find good sentences for a large number of words.

4. The result shows in the new process phosphorous trichloride consumption can be reduced and phosphorous acid recovery can be increased by about 10%.

5. Aziridine reacted with aromatic amines promoted by samarium trichloride the ring opening products of 1,2 diamines were obtained.

6. Acetalization and ketalization reactions catalyzed by indium trichloride using various ionic liquids as media have been investigated in detail.

7. Aqueous titanium trichloride promoted intermolecular reductive cyclization of 1,2 -diketone and o-nitroaniline in basic media provides a convenient method for the synthesis of quinoxaline derivatives.

8. Creation process of nitrogen trichloride in chlor-alkali production, object of control monitor system and measures were introduced.

9. Diisopropyl phosphite was directly synthesized from phosphorus trichloride and isopropanol by using the solvent method.

10. Bromobenzene, magnesium , antimony trichloride and bromine act as raw materials, dibromotriphenylantimony flame retardant is synthesized.

11. Antioxidant tris(nonyl phenyl) phosphate was prepared with nonyl phenol and phosphorus trichloride as raw materials, arene as solvent and by using directive esterification method.

12. This article has described a new mercury-free determination method for iron oxide, which used methyl orange or titanium trichloride instead of mercury chloride for removing of residual SnCl2.

13. Cardanol - aldehyde ferric polymers were prepared by condensation polymerization with formaldehyde, n - butyl aldehyde, furfural and iron trichloride.

14. A method for preparing dimethyl phosphite was developed from methanol and phosphorous trichloride.

15. Diethyl fumarate was synthesized with maleic anhydride and ethanol as raw materials, sodium bisulfate and aluminium trichloride as catalysts.

16. The article introduce the method that using wet chemical to detect chlorine in boron trichloride, and how to clear the disturbance of boron trichloride.

17. Significant changes have been noted where sensors were exposed to trichloride.

18. The preparation of 1,1,2 ethanetricarboxylic acid from addition reaction of maleic acid with germaniumane trichloride under acidic condition, then hydrolysis has been investigated, the yield is 71%.

19. Elementary reaction pathways of the reductants such as dimethylamine borane, hypophosphite ion, formaldehyde, and titanium trichloride were quantitatively examined in terms of the heat of reaction.

20. It has been researched using orthogonal tost that the influence of every factor of using basic aluminium trichloride as fixed agent of colour.

21. By means of distillation - fractional condensation high purity antimony trichloride was made from antimony sulphide ore.

22. Xanthone was efficiently synthesized from o-chlorobenzoic acid first by etherization and then by Friedel-Crafts reaction in the presence of aluminium trichloride.

23. Several synthesis methods of chloromethyl ethyl ether were compared. A new method for the synthesis of chloromethyl ethyl ether from phosphorus trichloride was developed.

24. By combining spectroscopy ( PES ) with theoretical calculations , the ionization potentials of iodine trichloride were studied.

25. The direct esterification of acetic acid with benzyl alcohol by use of polystyrene supported aluminium trichloride as the catalyst.

26. Methyl 1 phenyl Propanone was synthesized with benzene and iso butyryl chloride by using anhydrous aluminium trichloride as catalyst.

27. Diethyl fumarate was synthesized with maleic anhydride and ethanol as raw materials, sodium bisulfate and aluminium trichloride as catalyst.

28. The essay studies the synthetic methods of hexyl acetate by using acetic acid and hexyl alcohol as raw materials and iron trichloride as the catalysis agent. The yield is 93%.

29. Examples of the compound comprising at least one iodine atom include molecular iodine, iodine monobromide, iodine monochloride and iodine trichloride.

30. In this paper, the one-pot reaction of aqueous titanium trichloride with o-nitroaniline and 1,2-diketone compounds in basic media was studied.