---
product_id: 412279351
title: "LD Carlson 6106B Calcium Sulphate (Gypsum) - 1 lb."
brand: "ld carlson"
price: "$84.23"
currency: USD
in_stock: true
reviews_count: 5
category: "Ld Carlson"
url: https://www.desertcart.us/products/412279351-ld-carlson-6106b-calcium-sulphate-gypsum-1-lb
store_origin: US
region: United States of America
---

# Optimizes water hardness & pH Precise dosing: 0.5-2 tsp per 5 gal Proudly made in USA LD Carlson 6106B Calcium Sulphate (Gypsum) - 1 lb.

**Brand:** ld carlson
**Price:** $84.23
**Availability:** ✅ In Stock

## Summary

> ⚗️ Elevate your brew game with precision and purity!

## Quick Answers

- **What is this?** LD Carlson 6106B Calcium Sulphate (Gypsum) - 1 lb. by ld carlson
- **How much does it cost?** $84.23 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/412279351-ld-carlson-6106b-calcium-sulphate-gypsum-1-lb)

## Best For

- ld carlson enthusiasts

## Why This Product

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

## Key Features

- • **Perfect Mash Chemistry:** Precisely balance calcium ions to enhance mash pH and flavor clarity.
- • **Bulk Brewing Efficiency:** 1 lb pack supports multiple 5-gallon batches—ideal for active homebrewers.
- • **Trusted American Quality:** Manufactured by LD Carlson, a reliable US brand with 4.6-star rating.
- • **Consistent Water Hardness:** Adjusts water hardness for optimal enzyme activity and beer profile.
- • **Cost-Effective Brewing Essential:** Affordable bulk supply that keeps your brew day smooth and on point.

## Overview

LD Carlson 6106B Calcium Sulphate (Gypsum) is a 1 lb pack of high-purity gypsum designed to optimize mash water chemistry by adding calcium ions and lowering pH. Perfect for homebrewers aiming for consistent water hardness and enhanced beer flavor, it is manufactured in the USA by a trusted brand with excellent customer reviews.

## Description

To add calcium ions lower pH and add water hardness before the boil. Use 1/2 to 2 teaspoon per 5 gallon batch.

Review: Nice - Able create the food i want
Review: Good buy - Affordable, good amount especially if you are an active brewer (one or more brewers per month) just makes sense to buy bulk. Works as it should.

## Features

- Use 1/2 - 2 teaspoon in the mash or sparge water
- Manufactured by large. Carlson
- Made in united states

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00ZPVKCHA |
| Brand | LD Carlson |
| Brand Name | LD Carlson |
| Customer Reviews | 4.6 out of 5 stars 355 Reviews |
| Global Trade Identification Number | 00888690261068 |
| Item Weight | 0.9 Pounds |
| Item volume | 5 Gallons |
| Item weight | 0.9 Pounds |
| Manufacturer | L.D. Carlson |
| Model Number | 6106B |
| Part Number | 6106B |
| UPC | 888690261068 |
| Volume | 5 Gallons |

## Product Details

- **Brand:** LD Carlson
- **Item volume:** 5 Gallons
- **Item weight:** 0.9 Pounds
- **Manufacturer:** L.D. Carlson
- **UPC:** 888690261068

## Images

![LD Carlson 6106B Calcium Sulphate (Gypsum) - 1 lb. - Image 1](https://m.media-amazon.com/images/I/81IfOeqA07L.jpg)
![LD Carlson 6106B Calcium Sulphate (Gypsum) - 1 lb. - Image 2](https://m.media-amazon.com/images/I/31l+Cd9FR0L.jpg)

## Questions & Answers

**Q: Hi, is this food grade?**
A: I put it in the water I make beer with.... seems fine

**Q: Hi, is this food grade?**
A: Yes LD Carlson is a brewing supply company. This Gypsum is meant to be a salt addition for brewing water.

**Q: Package says 1lb, but description says item weight is 14.4oz?**
A: I spot checked our stock of 1lb Calcium Sulfate and all weigh just over 16oz.  I'll suggest a listing edit to Amazon on that and on the spelling.

**Q: is this powder pure white or is it beige colored?**
A: White

## Customer Reviews

### ⭐⭐⭐⭐⭐ Nice
*by S***E on 15 January 2026*

Able create the food i want

### ⭐⭐⭐⭐⭐ Good buy
*by R***Y on 14 March 2026*

Affordable, good amount especially if you are an active brewer (one or more brewers per month) just makes sense to buy bulk. Works as it should.

### ⭐⭐⭐⭐⭐ Works as intended, but can be found cheaper elsewhere
*by C***N on 8 April 2026*

Great products worked just as intended however it’s a lot cheaper at a brick and mortar wine or beer store.

## Frequently Bought Together

- LD Carlson 6106B Calcium Sulphate (Gypsum) - 1 lb.
- Home Brew Ohio Calcium Chloride, 1 lb.
- Pure Original Ingredients Epsom Salt (1 lb) Pure Magnesium Sulfate, Soaking Solution

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-06*