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Pharmaceutical & Laboratory

Water for Injection Equipment

Multi-effect distillation and pure steam generation for WFI production and terminal sterilisation.

Capacity
100 – 5,000 L/H
Outlet Quality
WFI grade — endotoxin ≤ 0.25 EU/mL, conductivity ≤ 1.3 μS/cm

Water for injection equipment produces sterile, pyrogen-free water by multi-effect distillation of qualified purified water. Each effect works at descending pressure so that latent heat is recovered repeatedly, giving very high steam economy.

The columns, preheaters and condensers are manufactured from 316L stainless steel with sanitary joints. A rising film + gravity separation structure removes droplets and bacterial endotoxin efficiently, and the distillate is delivered to an insulated hot storage and distribution loop held above 80 °C.

Pure steam generators can be supplied on the same skid to serve autoclaves and SIP requirements, sharing the same purified water feed and control platform.

Key Features

Why This System Performs

Multi-effect economy

3 to 8 effect configurations recover latent heat repeatedly, sharply reducing steam and cooling water consumption.

Pyrogen removal

Rising film evaporation with multi-stage separation guarantees endotoxin below 0.25 EU/mL.

Hot loop distribution

Insulated 80 °C+ storage and circulation loop with sanitary diaphragm valves prevents microbial growth entirely.

Automatic conductivity diversion

Out-of-specification distillate is automatically diverted to drain until quality is recovered.

Process

Typical Process Flow

  1. 01Qualified purified water feed
  2. 02Feed pump + preheater
  3. 03First effect evaporation column
  4. 04Second to n-th effect columns
  5. 05Separation and condensing section
  6. 06Online conductivity detection and auto-diversion
  7. 07WFI hot storage tank (80 °C+)
  8. 08Insulated sanitary distribution loop

Specifications

Technical Data

Output100 – 5,000 L/H
Number of effects3 / 4 / 5 / 6 / 8 configurable
Endotoxin≤ 0.25 EU/mL
Conductivity≤ 1.3 μS/cm @ 25 °C
Steam pressure0.3 – 0.8 MPa
MaterialSUS316L, sanitary polished
OptionsPure steam generator, hot storage & loop skid

Applications

Injectable drug productionSterile preparation workshopsVaccine and biologics plantsAutoclave and SIP steam supplyOphthalmic solution production