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10 cheapest biochemical on AliExpress

We picked 10 biochemical from AliExpress with real orders and good reviews. Prices go from $1.15 to $8.50, the average rating is 4.9 stars and the most popular one has 7.2k orders. Every product opens on AliExpress, where you pay with buyer protection.

Updated: 2026-11

  1. 1Aquarium Accessories Biochemical Cotton Filter Fish Tank Pond Foam Sponge Filter Black 15 -66%Aquarium Accessories Biochemical Cotton Filter Fish Tank Pond Foam Sponge Filter Black 15 25 35 50PPI Used$1.15 $3.39★ 4.8 · 7k soldView on AliExpress →
  2. 2Aquarium Filter Sponge For Fish Tank Air Pump Skimmer Biochemical Sponge Filter Aquarium B-40%Aquarium Filter Sponge For Fish Tank Air Pump Skimmer Biochemical Sponge Filter Aquarium Bio Filter Filtro$1.15 $1.93★ 4.8 · 3.2k soldView on AliExpress →
  3. 33 Sizes Fish Tank Air Pump Skimmer Aquarium Fish Filter Accessories Practical Aquarium Bio-75%3 Sizes Fish Tank Air Pump Skimmer Aquarium Fish Filter Accessories Practical Aquarium Biochemical Sponge$2.20 $8.68★ 4.8 · 1.7k soldView on AliExpress →
  4. 43cm Thick Aquarium Filter Super Thick Biochemical Filter Cotton Sponge for Aquarium Fish T-54%3cm Thick Aquarium Filter Super Thick Biochemical Filter Cotton Sponge for Aquarium Fish Tank Bio Cotton$3.56 $7.66★ 4.9 · 5.6k soldView on AliExpress →
  5. 59Layers Aquarium Fish Tank Filter Sponge No Glue Foam Biochemical Cotton Aquarium Filtrati-56%9Layers Aquarium Fish Tank Filter Sponge No Glue Foam Biochemical Cotton Aquarium Filtration Accessories Bio$3.66 $8.32★ 4.9 · 4.4k soldView on AliExpress →
  6. 6Aquarium Filter for Aquarium Fish Tank Air Pump Skimmer Biochemical Sponge Filter Aquarium-57%Aquarium Filter for Aquarium Fish Tank Air Pump Skimmer Biochemical Sponge Filter Aquarium Bio Filter Filtro$3.88 $9.05★ 4.9 · 2.1k soldView on AliExpress →
  7. 7Aquarium Filter Super Thick Biochemical Filter Cotton Sponge for Aquarium Fish Tank Bio Co-53%Aquarium Filter Super Thick Biochemical Filter Cotton Sponge for Aquarium Fish Tank Bio Cotton Foam Skimmer$4.09 $8.63★ 4.9 · 4.9k soldView on AliExpress →
  8. 8Aquarium Filter for Aquarium Fish Tank Air Pump Skimmer Biochemical Sponge Filter Aquarium-56%Aquarium Filter for Aquarium Fish Tank Air Pump Skimmer Biochemical Sponge Filter Aquarium Bio Filters$4.51 $10.23★ 4.9 · 7.2k soldView on AliExpress →
  9. 9100g 250g 500g Nano Aquarium Bio Balls Biochemical Ball Filter Media for Aquarium Filter A-73%100g 250g 500g Nano Aquarium Bio Balls Biochemical Ball Filter Media for Aquarium Filter Accessories for$4.51 $16.45★ 4.8 · 1.6k soldView on AliExpress →
  10. 1021 Types Aquarium Bio Balls Biochemical Ball Filter Media for Aquarium Filter Accessories -57%21 Types Aquarium Bio Balls Biochemical Ball Filter Media for Aquarium Filter Accessories for Fish Tank 250g$8.50 $19.89★ 4.9 · 1.1k soldView on AliExpress →

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