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ZERUST® ActivTab™(LS)

ZERUST® ICT® ActivTab™(LS) flash corrosion VCI tablets are drop-in emitters that contain proven ZERUST® ICT® Vapor Corrosion Inhibitor Technology (VCI) that prevents flash corrosion on freshly worked metal surfaces.


  • Reduce corrosion incidents and provide superior corrosion protection
  • Improve equipment reliability
  • Reduce the need for inspection & rework
  • Save money & resources
  • Targeted corrosion protection for hard-to-reach areas
  • Comes with ZERUST® global on-site support
Product Description

Product Description

The flash corrosion VCI tablets work fast to protect ferrous metals and aluminum against flash corrosion and continue to protect for up to 6 months in an enclosure. When used as instructed, ActivTab™(LS) also protects yellow metals such as copper and brass.

Superior Corrosion Protection

ZERUST® ICT® ActivTabs™ provide superior corrosion protection for metal items in small or hard-to-reach areas such as electronic enclosures, inside of pipes, or internal areas of large containers. Simply place or sprinkle ZERUST® ActivTabs™ in the desired area and tightly seal closed. The ActivTab™ flash corrosion VCI tablets rapidly diffuse their protective vapor to keep ferrous metal items free of corrosion.

Product Name
Normal Environment* Aggressive Environment*
Volume of Protection
(Up to)
Duration of Protection
(Up to)
Volume of Protection
(Up to)
Duration of Protection
(Up to)
ActivTab(LS)-25 0.25 ft3 (0.0074 m3) 6 months 0.025 ft3 (0.0007 m3) 15 days
ActivCapsuleFAC1-1s 4 ft3 (0.12 m3) 1 year 0.35 ft3 (0.01 m3) 1 month
ActivPak®(LS)-T330 5 ft3 (0.15 m3) 1 year 2 ft3 (0.05 m3) 2 months
ActivPak®(LS)-33 16 ft3 (0.45 m3) 1 year 5 ft3 (0.15 m3) 2 months
ActivPak®(LS)-T350 26 ft3 (0.75 m3) 1 year 7 ft3 (0.2 m3) 2 months
ActivPak®(LS)-35 35 ft3 (1 m3) 1 year 11 ft3 (0.2 m3) 2 months
ActivPak®-T330 5 ft3 (0.15 m3) 2 years 2 ft3 (0.05 m3) 4 months
ActivPak®-33 16 ft3 (0.45 m3) 2 years 5 ft3 (0.15 m3) 4 months
ActivPak®-T350 26 ft3 (0.75 m3) 2 years 7 ft3 (0.2 m3) 4 months
ActivPak®-35 35 ft3 (1 m3) 2 years 11 ft3 (0.3 m3) 4 months


ZERUST® ICT® ActivTab™(LS) is in stock for immediate delivery. They are sold in bottles of 600 tabs. Call to confirm. Additional quantities are available upon request.

Part Number Size Volume of protection (Up to)‡ Quantity
450-M-00100 0.25 gram 0.25 ft³ protection- Multimetal 600/bottle and 8 bottles/case