The Sweetwater Purifier System offers proven protection, speed and ease of use in one lightweight, compact package. Start with the MSR Sweetwater Micro filter, which protects against protozoa and bacteria while delivering an amazing 1+ litres of water a minute. Next, add the chlorine-based MSR Sweetwater Purifier Solution, wait five minutes, and you've got additional protection from viruses. You're left with microbiologically safe, good-tasting water- we've even included a Platypus® 2+ litre bottle from which to drink it.

• Iodine-free
  Inactivates viruses without bad-tasting iodine.
• Fast
  Pump at a fast flow rate of 1.25 liters per minute, then add five drops of the purifier solution per liter and wait five minutes for optimal protection.
• Easy to Use
  Lever-action pump handle has a 4-to-1 mechanical advantage and dual pump action, so you don’t have to work as hard.
• Lightweight
  Entire system weighs just 14 ounces.
• Compact
  Handle folds flat when not in use for easy packing and storage.
• Dependable
  Inactivates 99.99% of waterborne viruses; eliminates over 99.9999% of all waterborne bacteria and 99.9% of common protozoan parasites, such as giardia and cryptosporidia, as well as particulates, bad tastes, and odors.
• All-in-One
  A platypus 2ltr that connects directly to the microfilter is included for easy treatment with the purifier solution.

Effective Against

• Protozoa Yes
• Bacteria Yes
• Viruses Yes
• Particulate Yes
• Chemicals/Toxins (taste/odour) Yes* (see tip below) 

Specs

• Weight 397g
• Dimensions 19x5cm
• Filter Matrix Silica Depth Filter
• Filter Pore Size 0.2 Micron

 Performance

• Flow(litres per minute) 1+ Litres per min
• Flow (Strokes per litre) 70-80
• Cartridge life 750 litres
• Field-cleanable Yes
• Feild-maintainable No