Features & Benefits
- Contains 99% Copper Sulfate (Pentahydrate) and 25.2% Copper as metallic
- Packaged professionally
- Not a registered pesticide
- Delivered in a few days after ordering
- Ideal for bulk use
- Contains 5+ MM Crystals
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Item #:
22656326
Copper Sulfate Large Crystals 2.5lb Jar
Item #:
22656326
NZD 78
Price Details
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*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Friday, September 04
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What Stands Out
High Purity
These copper sulfate crystals are of high purity, ensuring effective results for various applications, including gardening, cleaning, and scientific experiments, making them a reliable choice for both professionals and hobbyists.
Large Crystals
The large crystal size enhances ease of handling and storage, minimizing dust and waste, offering a clean solution that is ideal for precise measurements and practical uses in multiple settings.
Versatile Uses
Perfect for gardening, cleaning pools, and educational purposes, this product meets a range of needs across different industries, appealing to both homeowners and professionals seeking effective solutions in one jar.
Product Details
- 2.50-pound jar of Copper Sulfate (Pentahydrate) 99%, with 25.2% of Copper as metallic
- Professionally packaged large crystals, ideal for home and garden use
- Contains bulk 5+ mm crystals, not registered as a pesticide
- Does not have an EPA label or number on the label
- Delivered in a box by USPS shortly after ordering
| Package Weight | 3 Pound |
Who Should Buy?
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Garden Enthusiasts
Ideal for gardeners seeking a natural way to prevent fungal diseases in plants while enhancing soil quality.
-
Educational Purposes
Perfect for teachers and students conducting experiments related to crystallization and chemical reactions in science classes.
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Home DIY Projects
Useful for individuals creating homemade cleaning solutions or exploring artistic projects involving vibrant blue crystals.
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Pet Owners
Not suitable for households with pets since copper sulfate can be toxic if ingested or misused around animals.
Product Description
Copper Sulfate Large Crystals 2.5lb Jar
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is Copper Sulfate large crystals primarily used for?
Answer: Copper Sulfate large crystals are commonly used in a variety of applications including agriculture, horticulture, and some manufacturing processes. In agriculture, it's utilized as a fungicide and algaecide, promoting plant health by addressing root rot and other fungal infections. Horticulturists often use it in soil amendments to provide essential copper nutrients. Additionally, industries employ it in electroplating and manufacturing processes, showcasing its versatility. -
Question:
How should Copper Sulfate large crystals be stored?
Answer: Copper Sulfate crystals should be stored in a cool, dry place, away from moisture and direct sunlight. It's important to keep the crystals in an airtight container to prevent them from absorbing humidity, which can lead to clumping. Proper storage ensures the longevity and effectiveness of the product, making it readily available for future use in gardening, cleaning, or industrial applications. -
Question:
Can Copper Sulfate large crystals be used for home cleaning?
Answer: Yes, Copper Sulfate large crystals can effectively be used for cleaning applications. They can be diluted in water to create a solution that cleans and disinfects surfaces. This feature makes it beneficial in managing algae growth in ponds and pools, as well as removing rust stains. However, care should be taken to follow appropriate dilution guidelines to ensure safety during use. -
Question:
Is Copper Sulfate harmful to pets and wildlife?
Answer: Copper Sulfate can be toxic to pets and wildlife if ingested in significant amounts. While it is safe when used properly in controlled environments, like agriculture or cleaning, extreme caution should be exercised. It's advisable to keep pets away from treated areas until they are completely dried and to avoid using it in locations where wildlife may access it. Awareness and responsible usage are paramount. -
Question:
How do I use Copper Sulfate for my garden?
Answer: To use Copper Sulfate in your garden, dissolve the crystals in water according to the recommended dilution ratio found on the packaging. Apply this solution to areas affected by fungal diseases or as a preventive measure in soil to enhance nutrient availability. This method supports healthy plant growth and combats issues like root rot, making it a popular choice among gardeners. -
Question:
What are the environmental impacts of using Copper Sulfate?
Answer: When used responsibly, Copper Sulfate has minimal negative environmental impacts. However, excessive or improper usage can lead to copper accumulation in the soil, affecting soil quality and local waterways. It's crucial to follow recommended guidelines for application rates and timings to ensure environmental safety. Using it in moderation helps maintain a balance in ecosystems while achieving desired agricultural results. -
Question:
Can Copper Sulfate crystals be used in a DIY project?
Answer: Absolutely! Copper Sulfate large crystals can be creatively used in various DIY projects, such as crystal-growing experiments, art pieces, or even homemade crystals for educational demonstrations. They offer a visually appealing way to explore chemical reactions while being an engaging educational tool for science students. Always handle with care and adhere to safety guidelines during any DIY explorations. -
Question:
What precautions should I take when handling Copper Sulfate?
Answer: When handling Copper Sulfate, it's important to wear gloves and protective eyewear to prevent skin and eye irritation. Avoid inhaling dust and ensure adequate ventilation in the workspace. Always read the product label for specific handling instructions. Taking these precautions helps ensure safe usage, particularly in agricultural or cleaning applications. -
Question:
Can I use Copper Sulfate in aquariums?
Answer: Copper Sulfate can be used in aquariums to treat certain parasites and fungal infections; however, it should be handled with caution. Some fish and aquatic invertebrates are sensitive to copper levels, so it’s critical to monitor concentrations closely. Always conduct thorough research before use and consult with aquarium experts to determine an appropriate treatment plan. -
Question:
Where can I buy Copper Sulfate Large Crystals 2.5lb Jar?
Answer: You can purchase Copper Sulfate Large Crystals 2.5lb Jar from Ubuy in New Zealand. Ubuy offers a convenient platform that provides a reliable shopping experience along with a wide range of chemical products, making it easy to find high-quality items for various applications.
EarthworksHealthLLC Inorganic Reagents Editorial Review
The Copper Sulfate Large Crystals 2.5lb Jar has proven to be an effective solution for controlling algae growth in various water systems. Customers have found these larger pellets easy to spread, making them convenient for treating ponds, sprinkler lines, and filters. The crystals, with a diameter of about half a centimeter, dissolve well and have helped many users combat algae issues successfully. This product is a reliable option for those looking to maintain clean and algae-free water systems.
Customer Reviews & Ratings
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Pros
- Larger pellets make it easy to spread
- Effectively controls algae in sprinkler lines and ponds
- Dissolves well for efficient treatment
Cons
- Limited information on recommended usage for specific water systems
Platform Trust & Buyer Confidence
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Ranee
Verified buyer
“Paint ordered from USA, u buy got the product to me in New Zealand in approx a week”
22 July 2026 · via Trustpilot
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NordVPN
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“very speedy delivery,tracking info was superb-best experikence ever!!!”
24 June 2026 · via Trustpilot
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Nicholas
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“Love what I received and ordered found that usa clothes are more better quality and look better than the same clothes in my country but are harder to find here recommend ubuy 100%”
22 June 2026 · via Trustpilot
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Dneah
Verified buyer
“Product came earlier than expected (shipped from US to NZ), in about 3 weeks. No damages and product was exactly as advertised!”
15-Jul-26 · via Trustpilot
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Tania
Verified buyer
“Easy to order, easy to track and the product is great to use. Also, the person-to-person (not automated) phone call I got to confirm that I'd received the item was wonderful ??”
11-Jul-26 · via Trustpilot
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NZD 78
Order now and get it around Friday, September 04
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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