Seachem Cupramine Copper Treatment 100 ml
Seachem Cupramine Copper Treatment 100 ml
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Key Benefits
- Effectively treats external fish parasites fast
- Works safely at low concentrations in tanks
- Low toxicity formula bound to amine compound
- Easy removal using carbon or Cuprisorb media
- Wide safety margin between dose and toxicity
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Description
Description
Protect your fish from harmful external parasites with a treatment trusted by aquarists worldwide. Designed for both freshwater and marine aquariums, Seachem Laboratories Cupramine Copper Treatment 3.4-oz provides a powerful yet safe solution for eradicating Oodinium, Cryptocaryon, Ichthyophthirius, Amyloodinium, and other ectoparasites. Seachem Cupramine stands out among the best aquarium water treatments for its effectiveness and safety profile. Its advanced copper formulation ensures reliable parasite control without compromising water quality or fish health.
KEY BENEFITS
- Seachem Cupramine effectively treats a wide range of external parasites in freshwater and marine fish
- Active at low concentrations and remains fully in solution without precipitating
- Bound to an amine for reduced toxicity compared to copper sulfate or citrate
- Easily removed from the water using carbon or Cuprisorb
- Provides a wide safety margin between therapeutic and toxic doses
INGREDIENTS ANALYSIS
INGREDIENTS ANALYSIS
Seachem Laboratories Cupramine Copper Treatment 3.4-oz is made with a stabilized ionic copper solution bound to an amine complex for safe, long-lasting effectiveness and easy removal after treatment.
Attributes & Specifications
Attributes & Specifications
Item Type
Copper-based parasite treatment
Form
Liquid solution
Use
Treats external parasites in freshwater and marine fish
Removal
Easily removed with carbon or Cuprisorb™
safety & precautions
safety & precautions
- Do not overdose. Copper can be toxic if levels exceed 0.8 mg/L.
- Avoid use with invertebrates such as shrimp, snails, or corals.
- Store in a cool, dry place away from children and pets.
DIRECTIONS FOR USE
DIRECTIONS FOR USE
- Remove all invertebrates before treatment. Do not use with scaleless fish unless carefully monitored.
- Use 1 mL of Cupramine per 10.5 gallons (40 L) of water for the first dose. Wait 48 hours, then repeat the dose to reach 0.5 mg/L copper.
- Monitor copper levels with a reliable test kit during treatment.
- Maintain treatment for 14 days while keeping copper concentration stable.
- After treatment, remove Cupramine with carbon or Cuprisorb and perform a partial water change.

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Frequently Asked Questions
What is Seachem Cupramine used for?+
Seachem Cupramine is a copper-based treatment used to eliminate parasites like Ich and Marine Velvet in freshwater and marine aquariums. It's safer for fish and doesn't harm filters.
Can Seachem Cupramine be used in reef tanks?+
No. It should not be used in tanks containing invertebrates or corals. Using it in such tanks could harm or kill sensitive invertebrate species.
How long should I keep Seachem Cupramine in the aquarium?+
Maintain the recommended copper level for 14 days to effectively eliminate parasites. Regularly monitor copper levels during this period to ensure safety and effectiveness.
Can Seachem Laboratories Cupramine Copper Treatment 3.4-oz be used with freshwater fish?+
Yes. It is safe and effective for both freshwater and marine species when dosed properly. Always follow dosage instructions carefully to prevent stress or toxicity in your fish.
What makes Seachem Cupramine safer than other copper treatments?+
It is bound to an amine complex, making it less toxic while remaining fully active at low therapeutic concentrations. This allows for effective parasite treatment with minimal risk to your fish.