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  2. Phosphoryl bromide - Wikipedia

    en.wikipedia.org/wiki/Phosphoryl_bromide

    Phosphoryl bromide is prepared by the reaction between phosphorus pentabromide and phosphorus pentoxide: [4] [5]. 3 PBr 5 + P 2 O 5 → 5 POBr 3. It can also be prepared via the slow addition of liquid bromine to phosphorus tribromide at 0 °C, followed by the slow addition of water and vacuum distillation of the resulting slurry.

  3. ICL Group Ltd. - Wikipedia

    en.wikipedia.org/wiki/ICL_Group_Ltd.

    It is a manufacturer of specialty fertilizers and specialty phosphates, flame retardants and water treatment solutions. [11] ICL is majority controlled by the Israel Corporation, one of the largest Israeli conglomerates. In addition to the Dead Sea Works, Israel Chemicals mines phosphates in the Negev desert. [12] ICL Group serves customers in ...

  4. List of UN numbers 1801 to 1900 - Wikipedia

    en.wikipedia.org/wiki/List_of_UN_numbers_1801_to...

    n.o.s. = not otherwise specified meaning a collective entry to which substances, mixtures, solutions or articles may be assigned if a) they are not mentioned by name in 3.2 Dangerous Goods List AND b) they exhibit chemical, physical and/or dangerous properties corresponding to the Class, classification code, packing group and the name and description of the n.o.s. entry [2]

  5. Watts Water Technologies - Wikipedia

    en.wikipedia.org/wiki/Watts_Water_Technologies

    Watts Water Technologies, Inc. is an American manufacturing company based in North Andover, Massachusetts, that makes valve products for plumbing and heating, such as water pressure regulators and other valves. [1] Watts is one of the largest manufacturers of water valves in the United States. The company was founded by Joseph Watts. [2]

  6. Phosphogypsum - Wikipedia

    en.wikipedia.org/wiki/Phosphogypsum

    By 2018, inappropriate storage has become a major problem in the Yangtze River watershed, with phosphorus accounting for 56% of all breaches of water quality standards. Phosphorus, which still remains in phosphogypsum, can lead to eutrophication of bodies of water and hence algal blooms or even anoxic events ("dead zones") in the lower layers ...

  7. Organophosphorus chemistry - Wikipedia

    en.wikipedia.org/wiki/Organophosphorus_chemistry

    Organophosphorus chemistry is the scientific study of the synthesis and properties of organophosphorus compounds, which are organic compounds containing phosphorus. [1] They are used primarily in pest control as an alternative to chlorinated hydrocarbons that persist in the environment.

  8. Phosphoryl chloride - Wikipedia

    en.wikipedia.org/wiki/Phosphoryl_chloride

    Phosphoryl chloride (commonly called phosphorus oxychloride) is a colourless liquid with the formula P O Cl 3. It hydrolyses in moist air releasing phosphoric acid and fumes of hydrogen chloride . It is manufactured industrially on a large scale from phosphorus trichloride and oxygen or phosphorus pentoxide . [ 4 ]

  9. Water conditioner - Wikipedia

    en.wikipedia.org/wiki/Water_conditioner

    Water conditioners are formulations designed to be added to tap water before its use in an aquarium. [1] [2] If the tap water is chlorinated then a simple conditioner containing a dechlorinator may be used. These products contain sodium thiosulfate which reduces chlorine to chloride which is less harmful to fish.

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