---
product_id: 34180077
title: "Copper Sulfate Large Crystals 10lb Bag"
brand: "xnets"
price: "1361 kr"
currency: DKK
in_stock: true
category: "Xnets"
url: https://www.desertcart.dk/products/34180077-copper-sulfate-large-crystals-10lb-bag
store_origin: DK
region: Denmark
---

# Hydroponic Approved Purity 5+ mm Briquette Crystals Proudly USA Made Copper Sulfate Large Crystals 10lb Bag

**Brand:** xnets
**Price:** 1361 kr
**Availability:** ✅ In Stock

## Summary

> 🔷 Elevate your craft with crystal-clear precision!

## Quick Answers

- **What is this?** Copper Sulfate Large Crystals 10lb Bag by xnets
- **How much does it cost?** 1361 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/34180077-copper-sulfate-large-crystals-10lb-bag)

## Best For

- xnets enthusiasts

## Why This Product

- Trusted xnets brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile & Trusted:** Top-ranked in brewing and water treatment, making it a must-have for professionals and hobbyists alike.
- • **Farm-to-Table Confidence:** Hydroponic approved, ensuring safe and effective use in advanced agricultural setups.
- • **Precision-Sized Crystals:** Large 5+ mm briquettes fit perfectly on a quarter for easy measurement and consistent use.
- • **American Quality Assurance:** Manufactured in the USA with 99.9% pure copper sulfate pentahydrate for unmatched reliability.
- • **Freshness Sealed for Performance:** Factory-sealed packaging locks in purity and protects crystals from moisture and contamination.

## Overview

This 10lb bag of 99.9% pure Copper Sulfate Large Crystals features 5+ mm briquette-sized granules, hydroponic approval, and is proudly made in the USA. Factory-sealed for freshness, it’s a top choice for brewing, water treatment, and agricultural applications, trusted by professionals seeking consistent, high-quality results.

## Description

99.9% Pure Copper Sulfate Pentahydrate Large Crystals. Fit 1 crystal on a quarter. Product sealed in factory plastic bag for freshness and protection from elements. Not registered as a pesticide.

## Features

- Briquette Size
- Bulk
- Hydroponic Approved
- USA Made
- 5+ MM Crystals

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01JH79LMY |
| Best Sellers Rank | #57,939 in Grocery & Gourmet Food ( See Top 100 in Grocery & Gourmet Food ) #47 in Beer Brewing Ingredients |
| Brand | Xnets |
| Brand Name | Xnets |
| Customer Reviews | 4.8 out of 5 stars 302 Reviews |
| Item Form | Granule |
| Item Weight | 10 Pounds |
| Manufacturer | Earthworks Health LLC |
| Part Number | COPPERLARGE10# |
| UPC | 756519496970 |
| Unit Count | 160 Ounce |

## Product Details

- **Brand:** Xnets
- **Item Form:** Granule
- **Item Weight:** 10 Pounds
- **Manufacturer:** Earthworks Health LLC
- **Unit Count:** 160 Ounce

## Images

![Copper Sulfate Large Crystals 10lb Bag - Image 1](https://m.media-amazon.com/images/I/41QQqqlpyzL.jpg)

## Frequently Bought Together

- Copper Sulfate Large Crystals 10lb Bag
- Copper Sulfate Crystals-10lb Bag (FINE Crystals)
- Copper Sulfate Small Crystals 10lb Bag

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**Shop now:** [https://www.desertcart.dk/products/34180077-copper-sulfate-large-crystals-10lb-bag](https://www.desertcart.dk/products/34180077-copper-sulfate-large-crystals-10lb-bag)

---

*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-07-16*