At the Istok – clean water
To produce only the purest water, ZAO Istok uses the latest water treatment technologies. They are based on uncompromising Istok quality standards and meet strict international requirements.
The Quality principle
Our loyalty to the principle of "Quality" is unconditional. Production of containers and filling of water occurs automatically without contact with humans and the environment.
8 cleaning levels
Before bottling, our water goes through a multi-stage control and purification system to ensure that every drop of water meets all the requirements for cleanliness and safety.
- 1.Water purification from iron compounds
- 2.Filtration through a sorption filter
- 3. Filtration through a sand filter
- 4. Filtration through a bag filter
- 5.Water treatment at the reverse osmosis unit
- 6.Filtration through the cartridge filter
- 7.Disinfection
- 8.Filtration through filters with a filtration fineness of 1 micron and 0.45 micron.
Reverse osmosis
ZAO Istok uses ultrafine filters based on reverse osmosis technology. Partially permeable membranes pass through only water molecules, and over 99 percent of impurities and microorganisms are filtered out.
Water filtration with a fineness 10 times less than the thickness of a hair
Water disinfection with ultraviolet light and antibacterial effects
Обеззараживание воды ультрафиолетом и антибактерицидное воздействие
Обеззараживание воды ультрафиолетом и антибактерицидное воздействие
Continuous quality control
In addition to water treatment, quality control is also carried out at all stages of production of finished products. Private laboratory testing of each batch in terms of microbiology, organoleptic, the pH level and composition.