---
product_id: 57895967
title: "Trustleaf 3kg Tub of Aluminium Sulphate Al2(S04)3 Iron Free - Mordant/Purifier/PH reducer"
brand: "aluminium sulphate"
price: "$198"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/57895967-trustleaf-3kg-tub-of-aluminium-sulphate-al2-s04-3-iron
store_origin: NZ
region: New Zealand
---

# Iron-free for organic & horticulture use Effective pH reducer for soil & water 3kg pure crystalline aluminium sulphate Trustleaf 3kg Tub of Aluminium Sulphate Al2(S04)3 Iron Free - Mordant/Purifier/PH reducer

**Brand:** aluminium sulphate
**Price:** $198
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your craft with Trustleaf’s pure aluminium sulphate – where precision meets performance!

## Quick Answers

- **What is this?** Trustleaf 3kg Tub of Aluminium Sulphate Al2(S04)3 Iron Free - Mordant/Purifier/PH reducer by aluminium sulphate
- **How much does it cost?** $198 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/57895967-trustleaf-3kg-tub-of-aluminium-sulphate-al2-s04-3-iron)

## Best For

- aluminium sulphate enthusiasts

## Why This Product

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

## Key Features

- • **Soil pH Mastery:** Easily adjust soil acidity to transform hydrangea colors and optimize plant health with precise pH control.
- • **Iron-Free Formula:** Guaranteed iron-free, making it ideal for organic agriculture and sensitive horticultural applications without unwanted contamination.
- • **Trusted Brand Reliability:** From Trustleaf, a name synonymous with quality and consistency in specialty chemicals.
- • **Pure 3kg Crystalline Power:** Generous 3kg tub ensures long-lasting supply for all your mordant, purification, and pH adjustment needs.
- • **Versatile Mordant & Purifier:** Perfect for dyeing, water purification, jar sterilization, and paper-making—one product, endless professional uses.

## Overview

Trustleaf’s 3kg tub of iron-free aluminium sulphate delivers pure crystalline quality for professional-grade mordanting, water purification, and soil pH reduction. Ideal for organic agriculture, horticulture, and paper-making, this versatile chemical empowers you to achieve precise results with trusted reliability.

## Description

Trustleaf 3kg Tub of Aluminium Sulphate Al2(S04)3 Iron Free - Mordant/Purifier/PH reducer

## Features

- Aluminium Sulphate in Crystaline form
- Iron Free - suitable for use as a dye, mordant, water purifier and jar sterilizer and in paper-making
- Can reduce soil PH to change Hydrangea's colour
- Suitable for use in Organic Agriculture / Horticulture
- Sometimes called Alum or Papermakers Alum.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Trustleaf |
| Part number | Al2(S04)3-3kg |
| Item Weight | 3 kg |
| Product Dimensions | 21 x 21 x 15 cm; 3 kg |
| Manufacturer reference | Al2(S04)3-3kg |
| Size | 3kg TUB |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Aluminium Sulphate
- **Item weight:** 3 Kilograms
- **Package information:** Bucket
- **Item form:** Powder
- **Manufacturer:** Trustleaf

## Images

![Trustleaf 3kg Tub of Aluminium Sulphate Al2(S04)3 Iron Free - Mordant/Purifier/PH reducer - Image 1](https://m.media-amazon.com/images/I/41mS0da0spL.jpg)

## Frequently Bought Together

- Trustleaf 3kg Tub of Aluminium Sulphate Al2(S04)3 Iron Free - Mordant/Purifier/PH reducer
- Ragni RAG65401S Corner Trowels
- Refina Plaziflex Trowel 1.0mm Flexiback Blades 16" - 228177

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**Shop now:** [https://www.desertcart.nz/products/57895967-trustleaf-3kg-tub-of-aluminium-sulphate-al2-s04-3-iron](https://www.desertcart.nz/products/57895967-trustleaf-3kg-tub-of-aluminium-sulphate-al2-s04-3-iron)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-24*