1. Phosphonium salts of sulfonated gallium naphthalocyanines exemplify such dyes.

2. It's intresting that after tanned with phosphonium salt the isometric point goes down firstly, then up.

3. The sterilization efficiency of two quaternary phosphonium salts, BHP 1 and BHP 2, was evaluated by Maximum Probable Number.

4. Phosphonium resin reacted with iodine chloride to give iodine chloride supported on phosphonim resin.

5. Flame—retardant PET fiber is added speciaI phosphonium flame—retardant without halogen during polymerization process.

6. Na-montmorillonite(Na-MMT) was modified with different quaternary phosphonium salts using ion-exchange method, and the structures and property of modified montmorillonite were studied.

6. try its best to collect and build good sentences.

7. The invention discloses a compound disinfectant for circulating water systems, comprising tribenzylbenzyl phosphonium chloride, dithiocyano-methane and copper sulfate.

8. The phthalocyanine comprises one or more sulfonate groups and a counterion of at least one sulfonate group is a phosphonium cation.

9. The phase transfer catalyzed Wittig reaction of allyl diphenyl phosphonium salt with substituted aromatic aldehydes using potassium carbonate as base provides 1, 3-dienes with good E-selectivity.

10. The floatation tungsten concentrate is treated by acid pickling to remove phosphonium and carbonate, and its final concentrate is 70.

11. Under the same experiment conditions, the algae removal rate of Phosphonium salt modified montmorillonite is better than quaternary modified montmorillonite.

12. With CFT - 500 capillary rheometer, the rheological properties of fireproofing copolyester with phosphonium are studied.

13. Volumetric method of quinoline phosphomlybdate and ion-exchange method are established for determining the content of tetrakis (hydroxymethyl) phosphonium chloride (THPC).