---
product_id: 299877950
title: "Potassium Nitrate Technical Grade KNO3 4LBs 4 LBs (Milled)"
brand: "haifa"
price: "€ 80.92"
currency: EUR
in_stock: true
reviews_count: 8
category: "Haifa"
url: https://www.desertcart.be/products/299877950-potassium-nitrate-technical-grade-kno3-4lbs-4-lbs-milled
store_origin: BE
region: Belgium
---

# Optimized plant nutrition 4 lb resealable bag 99.7%+ purity Potassium Nitrate Technical Grade KNO3 4LBs 4 LBs (Milled)

**Brand:** haifa
**Price:** € 80.92
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your growth game with pure, powerful potassium nitrate!

## Quick Answers

- **What is this?** Potassium Nitrate Technical Grade KNO3 4LBs 4 LBs (Milled) by haifa
- **How much does it cost?** € 80.92 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/299877950-potassium-nitrate-technical-grade-kno3-4lbs-4-lbs-milled)

## Best For

- haifa enthusiasts

## Why This Product

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

## Key Features

- • **Ultra-Pure Formula:** Guaranteed 99.7%+ potassium nitrate for consistent, reliable results
- • **Precision Packaging:** 4 lb clear resealable bag keeps product fresh and easy to use
- • **Trusted Quality Brand:** Haifa’s industry-leading standard ensures premium chemical grade performance
- • **Versatile Applications:** Perfect for fertilizers, stump removal, and even antique propellant making
- • **Dual Nutrient Powerhouse:** Delivers essential potassium and nitrogen to supercharge plant growth

## Overview

Potassium Nitrate Technical Grade KNO3 (4 lbs) is a premium 99.7%+ pure ionic salt delivering essential potassium and nitrogen macronutrients. Packaged in a convenient resealable bag, it’s designed for optimal plant nutrition, versatile industrial uses, and trusted by professionals for consistent high-quality performance.

## Description

Potassium nitrate is a chemical compound with the chemical formula KNO3. It is an ionic salt of potassium ions K+ and nitrate ions NO3−, and is therefore an alkali metal nitrate. It occurs in nature as a mineral, niter. Potassium nitrate is one of several nitrogen-containing compounds collectively referred to as saltpeter. Major uses of potassium nitrate are in fertilizers, tree stump removal, and other uses

Review: Good quality and price - Perfect for making antique muzzle loading propellant. I've used it making a couple batches and it works very well for the price.
Review: Thanks! - Very fine powder and is packaged well and sent out quickly it’s well worth it’s cost!

## Features

- 99.7% Pure or Higher
- Product comes in 2lb clear resealable 4 mil bag
- Designed for Optimal Plant Nutrition
- High Quality Source of Both Potassium and Nitrogen, two essential macronutrients (primary nutrients) for plants.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| % Assay of Chemical(s) | 99.7 |
| ASIN | B08Z8HVDP2 |
| Best Sellers Rank | #93,405 in Health & Household ( See Top 100 in Health & Household ) #189 in Potassium Mineral Supplements |
| Brand | Haifa |
| Brand Name | Haifa |
| Container Type | Bag |
| Customer Reviews | 4.6 out of 5 stars 416 Reviews |
| Item Form | Granule |
| Item Weight | 4 Pounds |
| Manufacturer | Haifa |
| Package Information | Bag |
| Part Number | MULTI-K |
| Percentage assay | 99.7 |
| UPC | 756756992419 |
| Unit Count | 64.0 Ounce |

## Product Details

- **Brand:** Haifa
- **Item Form:** Granule
- **Item Weight:** 4 Pounds
- **Package Information:** Bag
- **Percentage assay:** 99.7

## Images

![Potassium Nitrate Technical Grade KNO3 4LBs 4 LBs (Milled) - Image 1](https://m.media-amazon.com/images/I/71n887bLRCL.jpg)

## Questions & Answers

**Q: I was told to use PN for my orchids.  Does this dissolve in water?**
A: I don't know why it wouldn't, it's very fine. Its really good quality stuff I don't know what ratio you would want to use though.

**Q: What are the directions for use?**
A: A component needed for the Black Powder you make...

**Q: Is this product in powder or granule form?**
A: This is the milled (fine powder) version

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good quality and price
*by J***T on November 9, 2025*

Perfect for making antique muzzle loading propellant. I've used it making a couple batches and it works very well for the price.

### ⭐⭐⭐⭐⭐ Thanks!
*by T***E on June 18, 2026*

Very fine powder and is packaged well and sent out quickly it’s well worth it’s cost!

### ⭐⭐⭐⭐⭐ Antique muzzleloader propellant quality.
*by C***I on June 16, 2025*

Good quality but I doubt it’s 99.99% pure. Haven’t found one that actually is to be fair. Great for making antique muzzleloader propellant.

## Frequently Bought Together

- Potassium Nitrate Technical Grade KNO3 4LBs 4 LBs (Milled)
- Ecoxall Prilled Potassium Nitrate Fertilizer – 99% Pure, Highly Refined (5 lbs) – Multi-Purpose Plant & Lawn Care – Supports Root Growth, Tree Stump Removal & More – Industrial-Grade Strength
- Duda Energy 1sn 1 lb. Sodium Nitrate 99+% Pure Chile Saltpeter Gold Metal Refining Industrial Grade Glass Pottery Enamels

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*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-07-05*