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WTP H877 is an advanced formulation utilising the best available technology for scale control, dispersion and corrosion control.

WTP H877 is a blended product enhanced by the synergistic interaction of Polymeric phosphinocarboxylates and tolytriazole. Suitable for use with oxidising biocides WTP H877 gives excellent scale inhibition in medium to hard make up waters as well as giving  ferrous and non ferrous yellow metal protection.  Higher levels of cycles of concentration are possible and therefore water savings can be achieved. Protection over a wider range of LSI from slightly corrosive to scale forming.

Product Data

Physical state Yellow/Brown liquid
Specific gravity (sg) 1.10-1.15
pH 2-3



WTP H877 should be dosed proportionally to make up water. A reserve of 80 -150ppm of product should be sufficient for most applications. Your representative will advise for specific applications.


  Please refer to material safety data sheet for detailed handling/storage instructions.
  • Avoid contact with eyes, skin and clothing.
  • In case of contact, immediately remove contaminated clothing and wash skin with soap and water.
  • For eyes, flush with plenty of water and seek medical attention.
  • Harmful if swallowed.


WTP H877 treatments are shipped in 25 and 205 litre non-returnable drums.


Field Representatives will work closely with customer personnel to assure the effective application of the water treatment programme. Regular service calls can be provided by qualified personnel.

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The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The company shall not be held liable for any damage resulting from handling, contact, mis-use or mis-application of the above product. In all instances the user should satisfy themselves that this product is suitable for the anticipated application and should carry out suitable and sufficient risk/COSHH assessments and a method of use statement.

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