Membrane chemicals

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Jurby WaterTech International offers JurbySoft® and ROptima® chemical products for membrane treatment. The company provides the most appropriate chemical water treatment for a wide range of feed water types and across the whole pH spectrum. By choosing JurbySoft® chemicals, you will be able to effectively solve industrial problems in relation to water treatment, while saving money and time.

Jurby WaterTech International provides chemical treatment for the following membrane types:

  • reverse osmosis (RO);
  • ultrafiltration;
  • nanofiltration;
  • electrodeionisation (EDI);
  • membrane contactors.

As a part of JurbySoft® and ROptima® products for membrane treatment, Jurby Watertech International offers coagulants and flocculants to enhance overall performance of water treatment programme.

ANTISCALANTS

JurbySoft® antiscalants and dispersants are multicomponent-formulated, enabling membrane systems to achieve higher recovery rates and reducing the required cleaning frequency. Antiscalants prevent the build-up of mineral deposits on membranes. JurbySoft® antiscalants, created for specific projects, ensure cost-effective treatment.

Advantages of custom-formulated JurbySoft® antiscalants:

  • compatible with all membrane types;
  • provide effective prevention of scale formation in all kinds of water;
  • approved for use in the production of potable water;
  • enable effective replacement of softening equipment;
  • reduce the amount of chemicals needed for cleaning;
  • replace the need for acid addition or significantly reduce the amount required;
  • prolong the lifetime of membranes;
  • have minimal toxicity;
  • reduce water consumption;
  • reduce operating costs.

JurbySoft® membrane antiscalants

Product name Description Application / advantages
JurbySoft M411 Multipurpose antiscalant for reverse osmosis plants operating with medium hard water (capacity up to 5 m3/h) compatible with all types of membrane;
approved for drinking water systems;
offers effective replacement for softening equipment;
reduces the required frequency of membrane chemical cleaning;
replaces the injection of acid or significantly reduces the quantity needed;
effective iron dispersant
JurbySoft M411-1 Multipurpose antiscalant for reverse osmosis plants operating with medium hard and hard water compatible with all types of membrane;
approved for drinking water systems;
offers effective replacement for softening equipment;
reduces the required frequency of membrane chemical cleaning;
replaces the injection of acid or significantly reduces the quantity needed;
effective iron dispersant
JurbySoft M420 Antiscalant for reverse osmosis plants, operating with seawater (TDS up to 10 g/l) compatible with all types of membrane;
approved for use in the production of potable water;
offers effective replacement for ion-exchange technology;
reduces the required frequency of membrane chemical cleaning;
effective iron dispersant
JurbySoft M422 Multipurpose antiscalant for industrial reverse osmosis plants operating with hard water compatible with all types of membrane;
approved for drinking water systems;
offers effective replacement for softening equipment;
reduces the required frequency of membrane chemical cleaning;
replaces the injection of acid or significantly reduces the quantity needed;
effective iron dispersant
JurbySoft M423 Antiscalant for reverse osmosis plants operating with hard water with a high sulphate content provides effective prevention of sulphate and calcium scale formation in all types of water;
compatible with all types of membrane;
approved for use in the production of potable water;
offers effective replacement for softening equipment;
reduces the required frequency of membrane chemical cleaning
JurbySoft M423-1 Antiscalant for reverse osmosis plants operating with hard water with a high of sulphate and carbonate content, and used for highly mineralized water (TDS>5000 mg/l) provides effective prevention of sulphate and calcium scale, and other mineral deposits formation in all types of water;
compatible with all types of membrane;
approved for use in the production of potable water;
offers effective replacement for softening equipment;
reduces the required frequency of membrane chemical cleaning
JurbySoft M424 Antiscalant for reverse osmosis plants operating with hard water with a high sulphate content provides effective prevention of sulphate and calcium scale formation in all types of water;
compatible with all types of membrane;
approved for use in the production of potable water;
offers effective replacement for softening equipment;
reduces the required frequency of membrane chemical cleaning
ROptima 507 Antiscalant for reverse osmosis plants operating with hard water and highly contaminant systems provides effective prevention of sulphate and calcium scale formation in all types of water;
compatible with all types of membrane;
offers effective replacement for softening equipment;
reduces the required frequency of membrane chemical cleaning

MEMBRANE PRESERVATION CHEMICALS

JurbySoft® products for membrane preservation disinfect and sterilise membranes and maintain their properties during long-term shutdowns or transportation. Jurby WaterTech International’s JurbySoft® products can be used in sub-zero temperatures. If the product freezes, soft crystals form, but these do not cause mechanical damage to membranes.

Advantages of JurbySoft® products for membrane preservation:

  • suitable for all types of membrane;
  • approved for use in systems that produce potable water;
  • act as effective and stable disinfectants and preservatives;
  • neutralise free chlorine;
  • improves the filtrate’s organoleptic properties;
  • easy to use, with no need for dilution.

JurbySoft® membrane preservation chemicals

Product name Description Application / advantages
JurbySoft M401 Concentrate based on bisulphite (approved for the food industry) for the neutralisation of active chlorine and preservation of reverse osmosis plants compatible with all types of membrane;
approved for drinking water systems ;
stable and effective preservative and disinfectant;
provides fast neutralisation of free chlorine;
improves organoleptic properties of filtrates
JurbySoft M402 Concentrate for preservation (approved for the food industry) in sub-zero temperatures compatible for all types of membrane;
safely protects membranes in sub-zero temperatures;
approved for drinking water systems

 

MEMBRANE CLEANERS

JurbySoft® cleaners disinfect membrane surfaces, remove deposits and restore the performance of membrane systems. Furthermore, Jurby WaterTech International’s formulated cleaners prolong the membranes’ lifetime and reduce operating costs. JurbySoft® cleaners are suitable for all types of membrane across a wide range of pH conditions and can be used in systems that produce potable water.

Main advantages of JurbySoft® membrane cleaners:

  • effective across a wide range of pH conditions;
  • offer a wide range of bactericidal activity;
  • suitable for all types of membrane;
  • prolongs the lifetime of membranes;
  • approved for use in systems that produce potable water;
  • stable and effective cleaners for most organic impurities;
  • easy to use;
  • minimal toxicity.

JurbySoft® membrane cleaners

Product name Description Application / advantages
JurbySoft M432 Concentrated alkaline cleaner for removing organic materials and oils compatible with all types of RO and ultrafiltration membrane;
effective cleaner for organic fouling;
improves performance and extends the operating time of membranes
JurbySoft M432s Organic-based alkaline concentrate used for the removal of sulphate scales and organic deposits offers specific cleaning for precipitation of sulphate salts;
can be applied for all types of membrane;
effective cleaner for most organic contaminants;
improves performance and extends the operating time of membranes
JurbySoft M433 Acidic concentrate for gentle membrane cleaning of mineral calcium and iron deposits, based on organic acids effective removal of calcium, iron compounds and other inorganic deposits;
compatible with all types of membrane;
approved for drinking water systems ;
improves performance and extends the operating time of membranes
JurbySoft M4330 Strongly acidic concentrate for membrane cleaning of mineral deposits of calcium and iron, based on inorganic acids compatible with all types of RO and ultrafiltration membrane;
effective removal of calcium, iron compounds and other inorganic deposits;
can be used for severely contaminated membranes;
improves performance and extends the operating time of membranes
JurbySoft M434 Acidic concentrate for membrane cleaning of calcium-ferrous, silicates and other mineral type deposits, and is used for hard water systems effective removal of calcium-ferrous, silica compounds and other mineral deposits;
stable and effective cleaner for most of inorganic impurities;
compatible with all types of membrane;
approved for drinking water systems ;
improves performance and extends the operating time of membranes
ROptima 503 Concentrated acidic cleaner for removing mineral scale deposits for highly contaminant systems effective removal of calcium, iron compounds and other inorganic deposits;
compatible with all types of membrane;
improves performance and extends the operating time of membranes
ROptima 513 Concentrated alkaline cleaner for removing scale, organic materials and oils, used for highly contaminant systems compatible with all types of RO and ultrafiltration membrane;
effective cleaner from scale and organic fouling;
stable and effective cleaner for most organic contaminants;
improves performance and extends the operating time of membranes

 

BIOLOGICAL CONTROL

JurbySoft® products for inhibiting biological fouling of membranes comprise a range of oxidising and non-oxidising biocides that control the growth of bacteria, algae, fungi, and other types of microorganisms. An effective biocide reduces the need for membrane cleaning, thus reducing the overall operational cost. Biological fouling inhibitors can be applied through continuous injection or as a periodic addition to your clean-in-place (CIP) system.

Main advantages of JurbySoft® products for membrane biological control:

  • effective when used in low concentrations;
  • effective for a wide range of pH conditions;
  • fast-acting, with a wide spectrum of action;
  • can be used with membranes that produce potable water;
  • compatible with all types of membranes;
  • compatible with other JurbySoft® products;
  • prolongs the lifetime of membranes;
  • the short timespan for bio-decomposition.

JurbySoft® membrane biological control products

Product name Description Application / advantages
JurbySoft M430 Product for the disinfection of reverse osmosis plants, based on stabilised hydrogen peroxide high level of efficiency at low concentrations;
fast-acting, with a wide spectrum of bactericidal action;
approved for drinking water systems;
compatible with all types of membrane and ion-exchange resins;
improves performance and extends the operating time of membranes
JurbySoft M431 Non-oxidising broad spectrum biocide for disinfection and control of biological growth approved for use in the food industry;
compatible with all types of membrane;
offers a wide range of bactericidal action;
approved for drinking water systems;
prolongs the lifetime of membranes life;
improves the organoleptic characteristics of filtrates
JurbySoft DB Biocide based on an organic stabilised bromine compound broad-spectrum biocide;
destroys and removes biofilms;
compatible with antiscalants;
effective over a wide pH range;
short period of biological decay;
fast acting biocide

Used in the following case studies

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