Nanofiltration Water Treatment System
Nanofiltration membrane system removing divalent ions, organics, and color while retaining beneficial minerals from water. Classified under HTS 8421.21.00.00 for specialized water purification.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If wastewater nanofiltration applications
Industrial effluent treatment separate from potable water.
If membrane modules as check valves
Valve function classification if lacking full apparatus.
If nanofiltration pretreatment chemicals
Chemical preparations for water treatment.
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Import Tips & Compliance
• Specify molecular weight cutoff (200-1000 Da) and flux rates
• Document softening vs
• RO performance differences
• Include anti-fouling membrane treatment specifications
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