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Best Biological Activity

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 C4 Bio-Screen - 3-Pack

  • Replacement media for the Fluval C4 Power Filter.
  • Bio-Screen provides an ideal surface area for biological activity to occur.
  • Works to block debris and create an easy water flow.
  • Custom fit biological and chemical filter media for the Fluval C3 Power Filter.
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Ancestral Supplements Grass Fed Beef Liver (Desiccated) — Natural Iron, Vitamin A, B12 for Energy (180 Capsules)

  • MADE WITH HIGHER STANDARDS: Pasture raised in New Zealand & Australia, grass-fed and grass-finished, undefatted, hormone-free, pesticide-free, GMO-free. 100% ULTRA PURE means no fillers, no flow agents and no magnesium stearate. 100% FREEZE DRIED to optimally preserve heat sensitive nutrients, co-factors and biological activity..
  • NUTRITIONALLY DENSE SUPER FOOD: High in preformed Vitamin A, B12 for energy, CoQ10, Choline, Folate, Hyaluronic Acid and Bio-Available Heme Iron. Provides all the fat soluble vitamins (A, D, K & E) in highly usable forms, and meaningful amounts of copper, zinc and chromium..
  • NOURISH YOUR WAY TO HEALTH: For healthy teeth, gums, skin and hair. Supports energy, mood, metabolism and methylation. For strong joints, connective tissue and healthy collagen. Supports heart, brain and liver health. Supports a strong immune system and glutathione status (the body's master antioxidant)..
  • WHOLE FOOD SUPPLEMENT: Get the nourishment that only whole foods (and whole food supplements) can provide. Get all the co-factors, nutrient synergy and biological activity that makes liver so amazing for you. Paleo Friendly... Primal Friendly... Ketogenic Friendly... Supports high energy demands for an active lifestyle..
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MK Supplements – Grass-Fed Beef Liver 3000 mg, Beef Organ Supplement, 100% Pasture-Raised New Zealand Cattle, 180 Liver Capsules, 45-Day Supply

  • MADE WITH HIGHER STANDARDS: Pasture raised in New Zealand & Australia, grass-fed and grass-finished, undefatted, hormone-free, pesticide-free, GMO-free. 100% ULTRA PURE means no fillers, no flow agents and no magnesium stearate. 100% FREEZE DRIED to optimally preserve heat sensitive nutrients, co-factors and biological activity..
  • NUTRITIONALLY DENSE SUPER FOOD: High in preformed Vitamin A, B12 for energy, CoQ10, Choline, Folate, Hyaluronic Acid and Bio-Available Heme Iron. Provides all the fat soluble vitamins (A, D, K & E) in highly usable forms, and meaningful amounts of copper, zinc and chromium..
  • NOURISH YOUR WAY TO HEALTH: For healthy teeth, gums, skin and hair. Supports energy, mood, metabolism and methylation. For strong joints, connective tissue and healthy collagen. Supports heart, brain and liver health. Supports a strong immune system and glutathione status (the body's master antioxidant)..
  • WHOLE FOOD SUPPLEMENT: Get the nourishment that only whole foods (and whole food supplements) can provide. Get all the co-factors, nutrient synergy and biological activity that makes liver so amazing for you. Paleo Friendly... Primal Friendly... Ketogenic Friendly... Supports high energy demands for an active lifestyle..
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STEM Starters: Egg Drop

  • TWO MICROSCOPES IN ONE! Use the lower LED lights to view biological specimens on slides or switch over to the upper lights to examine 3D objects in intricate detail. The perfect STEM activity for boys and girls..
  • OVER 50 ACCESSORIES INCLUDED – Explore a curated set of 10 prepared slides with a range of biological specimens, then create your own with the included blank slides and covers, tweezers, and an eye-dropper. This complete kit also includes a Petri dish for plant labs, a mini geode, and more!.
  • POWERFUL LEARNING TOOL - This microscope features two sets of optical glass lenses providing 20x and 50x magnification, and is easy to operate making learning fun and accessible for young scientists. Kids science experiments have never been so fun!.
  • BRINE SHRIMP EXPERIMENT INCLUDED – Track the life cycle of brine shrimp with the complete included experiment! Includes hatchery station, shrimp eggs, petri dish, and lab manual. Includes a detailed, full-color STEM learning guide..
  • HIGH-QUALITY EDUCATIONAL TOYS - National Geographic is proud to make the highest quality hands-on science....
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Creating Social Enterprises in FairShares Labs

  • TWO MICROSCOPES IN ONE! Use the lower LED lights to view biological specimens on slides or switch over to the upper lights to examine 3D objects in intricate detail. The perfect STEM activity for boys and girls..
  • OVER 50 ACCESSORIES INCLUDED – Explore a curated set of 10 prepared slides with a range of biological specimens, then create your own with the included blank slides and covers, tweezers, and an eye-dropper. This complete kit also includes a Petri dish for plant labs, a mini geode, and more!.
  • POWERFUL LEARNING TOOL - This microscope features two sets of optical glass lenses providing 20x and 50x magnification, and is easy to operate making learning fun and accessible for young scientists. Kids science experiments have never been so fun!.
  • BRINE SHRIMP EXPERIMENT INCLUDED – Track the life cycle of brine shrimp with the complete included experiment! Includes hatchery station, shrimp eggs, petri dish, and lab manual. Includes a detailed, full-color STEM learning guide..
  • HIGH-QUALITY EDUCATIONAL TOYS - National Geographic is proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service..
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The Lost Tools of Learning: Symposium on Education

  • TWO MICROSCOPES IN ONE! Use the lower LED lights to view biological specimens on slides or switch over to the upper lights to examine 3D objects in intricate detail. The perfect STEM activity for boys and girls..
  • OVER 50 ACCESSORIES INCLUDED – Explore a curated set of 10 prepared slides with a range of biological specimens, then create your own with the included blank slides and covers, tweezers, and an eye-dropper. This complete kit also includes a Petri dish for plant labs, a mini geode, and more!.
  • POWERFUL LEARNING TOOL - This microscope features two sets of optical glass lenses providing 20x and 50x magnification, and is easy to operate making learning fun and accessible for young scientists. Kids science experiments have never been so fun!.
  • BRINE SHRIMP EXPERIMENT INCLUDED – Track the life cycle of brine shrimp with the complete included experiment! Includes hatchery station, shrimp eggs, petri dish, and lab manual. Includes a detailed, full-color STEM learning guide..
  • HIGH-QUALITY EDUCATIONAL TOYS - National Geographic is proud to make the highest quality hands-on science....
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Creepy Cute Crochet: Zombies, Ninjas, Robots, and More!

  • TWO MICROSCOPES IN ONE! Use the lower LED lights to view biological specimens on slides or switch over to the upper lights to examine 3D objects in intricate detail. The perfect STEM activity for boys and girls..
  • OVER 50 ACCESSORIES INCLUDED – Explore a curated set of 10 prepared slides with a range of biological specimens, then create your own with the included blank slides and covers, tweezers, and an eye-dropper. This complete kit also includes a Petri dish for plant labs, a mini geode, and more!.
  • POWERFUL LEARNING TOOL – This microscope features two sets of optical glass lenses providing 20x and 50x magnification, and is easy to operate making learning fun and accessible for young scientists. Kids science experiments have never been so fun!.
  • BRINE SHRIMP EXPERIMENT INCLUDED – Track the life cycle of brine shrimp with the complete included experiment! Includes hatchery station, shrimp eggs, petri dish, and lab manual. Includes a detailed, full-color STEM learning guide..
  • HIGH-QUALITY EDUCATIONAL TOYS – National Geographic is proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service..
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AquaClear 110-Gallon Biomax, White, A1374

  • BioMax large surface area provides optimal colonization of biological activity.
  • Replacement media designed to fit the AquaClear 110 Power Filter.
  • Suitable for both freshwater and saltwater aquariums up to 110 gallons.
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alpha-mannosidase Assay Kit (DAMA-100)

  • For quantitative determination of alpha-Mannosidase enzyme activity..
  • Method: Colorimetric assay (405nm). A spectrophotometer or plate reader is required, but not provided..
  • Samples: Biological samples (plasma, serum, tissue and culture media). Species: All. Detects 1 U/L.
  • Procedure: 10 min. Size: 100 tests per kit.
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Sulfate Assay Kit (DSFT-200)

  • For quantitative determination of peroxidase enzyme activity..
  • Method: Colorimetric (570nm), or fluorometric (530/585nm) assay. A spectrophotometer or plate reader is required, but not provided..
  • Samples: Biological samples. Species: All. Detects 4 (colorimetric), 0.8 U/L (Fluorometric).
  • Procedure: 20 min. Size: 100 tests per kit.
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