Top Biological Contact Reviews

Aquascape 80007 Pond Waterfall Filter Replacement Media Net

  • Aquascape BioBalls Biological Filter Media supports effective biological filtration by providing textured surface area for beneficial bacteria to grow and colonize.
  • Each ball offers 19 square inches of surface area, and the center channel allows the balls to be strung together, making cleaning quick and simple.
  • BioBalls Biological Filter Media will not break down like traditional biological media options, providing years of trouble-free use without replacement..
  • The paddle wheel design breaks water flow, helping to de-gas the water and maximize dissolved oxygen levels..
  • Compact size allows for placement into smaller spaces and each 100 count includes a media net with drawstring..
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Aqua-Flo 12\ Pond & Aquarium Filter Media, 72\ (6 Feet) Long x 1\ Thick (Green/White)

  • Premium biological and mechanical filtration media designed specifically for the Fluval 406, 407 canister filters.
  • Bio-Foam Max: 2-in-1 biological and mechanical filtration media with rippled surface pattern offers 30% more area for increased debris and waste capture.
  • Bio-Foam: mechanical filtration media precision cut (no gaps) to prevent debris bypass and complex foam structure maintains consistent water flow.
  • Bio-Foam+: mechanical and biological filtration media with large porous surface that supports expansive beneficial biological activity.
  • 6-month supply for use in freshwater and saltwater aquariums.
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Fluval SPEC/EVO/Flex Aquarium Filter Media Replacement Bundle, BioMax and Replacement Carbon Filter Media for Aquariums

  • Premium biological and mechanical filtration media designed specifically for the Fluval 306, 307 canister filters.
  • Bio-Foam Max: 2-in-1 biological and mechanical filtration media with rippled surface pattern offers 30% more area for increased debris and waste capture.
  • Bio-Foam: mechanical filtration media precision cut (no gaps) to prevent debris bypass and complex foam structure maintains consistent water flow.
  • Bio-Foam+: mechanical and biological filtration media with large porous surface that supports expansive beneficial biological activity.
  • 6-month supply for use in freshwater and saltwater aquariums.
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Fluval Quick-Clear Water Polishing Pads, Mechanical Filter Media for Aquariums, 6-Pack, A244A1

  • Premium biological and mechanical filtration media designed specifically for the Fluval 206, 207 canister filters.
  • Bio-Foam Max: 2-in-1 biological and mechanical filtration media with rippled surface pattern offers 30% more area for increased debris and waste capture.
  • Bio-Foam: mechanical filtration media precision cut (no gaps) to prevent debris bypass and complex foam structure maintains consistent water flow.
  • Bio-Foam+: mechanical and biological filtration media with large porous surface that supports expansive beneficial biological activity.
  • 6-month supply for use in freshwater and saltwater aquariums.
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Marina Slim Filter Carbon Plus Ceramic Cartridge 3 Pack 3 Cartridges each

  • Replacement filter cartridges, designed for use with all Marina Slim Filters, provide chemical, and biological chemical filtration.
  • Activated carbon effectively removes pollutants and odors to provide a healthy environment for your fish.
  • Ceramitek, a highly porous ceramic biological filter medium, optimizes biological filtration.
  • recommended 2 week replacement intervals.
  • Includes 3 replacement filter cartridges.
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MCE Mix Cellulose Ester Syringe Filters Diameter 25mm Pore Size 0.22μm for lab Filtration by Allpure Biotechnology Mix Cellulose Ester Pack of 100

  • Virgin PP housing with MCE (Mixed Cellulose Ester) membrane, Diameter 25mm, Pore size 0.22μm ,[CASE OF 100PCS]..
  • Mix Cellulose Ester syringe filters are naturally low in metal background, which have no detectable effect on cells or biological systems into which it comes into contact. .
  • MCE syringe filters main used aseptic filtration and removal of particles in laboratory and small production and also detection of the Escherichia coli in the water..
  • We produce varieties material membrane filters and syringe filter, such as NYLON, PES, HPPTFE, PTFE, PVDF ,CA ,MCE ,RC and so on. can meet your different demand for laboratory / Industrial / biological …use..
  • We will provided the full professional support after selling and 30 days after-sales protection with a new replacement or money back..
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50pcs Prepared Microscope Slides for Kids,Preloaded Microscope Slides with Specimens for Kids Adults,Microscope Slide Set Including Insects Human Body,Use for Physiology,Enlighten Education

  • Preloaded specimens are made of high-quality optical glass, with high light transmission and no impurities, provides clear images,sealed with a coverslip to preserve.
  • Set of 50 prepared microscope slides, covers insects, human body, animal tissues, and plants and cells, for use in biological education.
  • Shatterproof Package,slide set packages with air cushion and multi-layers durable cardboard box, Well-labled and protected against dampness moisture, shock and breakage,standard dimensions: 1" x 3" (25mm x 75mm).
  • All sample slides are carefully polished and removed the sharp edges to ensure safe use.
  • Suitable for home, school, enlighten education, laboratory and biological science education.If any piece is broken or lost upon receipt, please contact us for resend or full refund.
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Fluval C4 Power Filter, Fish Tank Filter for Aquariums up to 70 Gal.

  • 5-stage clip-on power filter designed for freshwater and saltwater aquariums between 40 and 70 gallons.
  • Two mechanical stages trap large and fine debris, foams easily slide out for quick cleaning.
  • Chemical stage with activated carbon effectively removes toxins.
  • Biological stage features Bio-Screen pad, blocks debris and provides massive surface area for beneficial biological activity.
  • Biological Trickle Chamber super charged for fast and efficient nitrification when loaded with Fluval C-Nodes.
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Fluval C2 Power Filter, Fish Tank Filter for Aquariums up to 30 Gal.

  • 5-stage clip-on power filter designed for freshwater and saltwater aquariums between 10 and 30 gallons.
  • Two mechanical stages trap large and fine debris, foams easily slide out for quick cleaning.
  • Chemical stage with activated carbon effectively removes toxins.
  • Biological stage features Bio-Screen pad, blocks debris and provides massive surface area for beneficial biological activity.
  • Biological Trickle Chamber super charged for fast and efficient nitrification when loaded with Fluval C-Nodes.
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Fluval C3 Power Filter Fish Tank Filter for Aquariums up to 50 Gal.

  • 5-stage clip-on power filter designed for freshwater and saltwater aquariums between 20 and 50 gallons.
  • Two mechanical stages trap large and fine debris, foams easily slide out for quick cleaning.
  • Chemical stage with activated carbon effectively removes toxins.
  • Biological stage features Bio-Screen pad, blocks debris and provides massive surface area for beneficial biological activity.
  • Biological Trickle Chamber super charged for fast and efficient nitrification when loaded with Fluval C-Nodes.
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Fluval Biomax Bio Rings, Biological Filter Media for Aquariums, 17.63 oz., A1456

  • Biological filter media that provides superior filtration.
  • Complex porous design ensures optimal contact time as water passes through.
  • Helps reduce and control ammonia and nitrate.
  • Replenish only half the filter media at one time to allow proper seeding.
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Insect Pinning Block

  • From our beginnings in 1927, Carolina Biological Supply Company has grown to become a leading supplier of science teaching materials for all levels of education. Today, from our headquarters in Burlington, North Carolina, we serve customers worldwide, including teachers, professors, homeschool educators, hobbyists, and professionals in health and science-related fields..
  • When you shop with Carolina, you're not alone! All of our products are backed by unparalleled technical support, available from 8am to 8pm, ET, Monday-Friday. Contact information (Live Chat, email, and phone) is provided after placing your order at Amazon..
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AquaClear, Fish Tank Filter, 5 to 20 Gallons, 110v, A595

  • Aquarium filtration system that offers superior contact time with filter media and energy efficient pump lowers operating costs.
  • Quick and easy installation, we recommend that you clean aquarium filter every two weeks for maximum operation and efficiency.
  • Provides optimal mechanical, chemical, and biological filtrations.
  • Comes equipped with AquaClear Foam, Activated Carbon Filter and BioMax and Cycle Guard for superior water quality.
  • Filtration volume is up to 7 times larger than comparable fish tank filters.
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