Zhejiang Weilan Technology Co., Ltd.

Solutions

Solutions

Engineered by industry: dosing × monitoring × control

Reverse Osmosis Dosing

Antiscalant, reductant and non-oxidizing biocide dosing to protect membrane elements.

  • Proportional antiscalant
  • ORP-linked reductant
  • Extended membrane life
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Electronics Ultrapure Water

Online TOC/resistivity/pH monitoring and regeneration dosing for electronic-grade water.

  • ppb-level monitoring
  • Regenerant dosing
  • Data integrity
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Textile Wastewater Dosing

Multi-point decolorization, coagulation and pH correction dosing for high-color, high-COD effluent.

  • Multi-chemical dosing
  • Auto decolorant ratio
  • Closed-loop pH
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Electroplating Heavy Metal Treatment

Precise dosing of heavy-metal capture agents, pH adjustment and reductants for compliance.

  • Cr(VI) reduction
  • Staged pH control
  • Capture agent dosing
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Seawater Desalination Pretreatment

Flocculant, antiscalant and defoamer dosing with online SDI monitoring to protect RO membranes.

  • Auto flocculant dosing
  • SDI early warning
  • Chemical optimization
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Water Reuse Treatment

Advanced disinfection and stabilization dosing for reuse in irrigation, flushing and cooling.

  • Hypochlorite disinfection
  • Online quality assurance
  • Higher reuse rate
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Biopharma Batching Systems

Injectable-grade high-precision batching with sterile design compliant with GMP.

  • GMP compliant
  • Sterile connections
  • Batch traceability
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Steel Rolling Direct Circulating Water

Flocculant dosing and pH control for direct circulating water to improve quality and cut fresh-water use.

  • Precise flocculation
  • Sludge reduction
  • Fresh-water savings
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Landfill Leachate Full Treatment

Advanced oxidation chemical dosing and ammonia-stripping alkali dosing for concentrated leachate.

  • Fenton reagent dosing
  • Stripping alkali dosing
  • Automatic control
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Aquaculture Water Quality Control

Precise probiotics and oxygenation dosing with online DO monitoring for stable yields.

  • DO online interlock
  • Timed probiotic dosing
  • Remote alarms
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