---
product_id: 41425495
title: "Sodium Sesquicarbonate [Na2CO3.NaHCO3 .2H2O] [CAS_533-96-0] White Needle (50 Lbs Bag) by Wintersun Chemical"
brand: "fmc specialty alkali"
price: "A$995"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/41425495-sodium-sesquicarbonate-na2co3-nahco3-2h2o-cas-533-96-0-white
store_origin: AU
region: Australia
---

# water softener industrial cleaner pH adjuster Sodium Sesquicarbonate [Na2CO3.NaHCO3 .2H2O] [CAS_533-96-0] White Needle (50 Lbs Bag) by Wintersun Chemical

**Brand:** fmc specialty alkali
**Price:** A$995
**Availability:** ✅ In Stock

## Summary

> ✨ Elevate Your Clean with Sodium Sesquicarbonate! ✨

## Quick Answers

- **What is this?** Sodium Sesquicarbonate [Na2CO3.NaHCO3 .2H2O] [CAS_533-96-0] White Needle (50 Lbs Bag) by Wintersun Chemical by fmc specialty alkali
- **How much does it cost?** A$995 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/41425495-sodium-sesquicarbonate-na2co3-nahco3-2h2o-cas-533-96-0-white)

## Best For

- fmc specialty alkali enthusiasts

## Why This Product

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

## Key Features

- • **Eco-Friendly Choice:** Safe for various applications, from baths to industrial use.
- • **High Purity Formula:** Ensures optimal performance with minimal impurities.
- • **Bulk Density Mastery:** Lightweight yet powerful at 42-54 lb/ft³.
- • **Versatile Applications:** Perfect for cleaning, water treatment, and food safety!
- • **Sodium Content Champion:** Packed with 30.4-31.8% sodium for effective results.

## Overview

Sodium Sesquicarbonate by Wintersun Chemical is a versatile, high-purity industrial cleaner and water treatment agent. This 50 lbs bag contains needle-shaped, odorless particles that serve multiple functions, including pH adjustment, water softening, and food safety applications. With a bulk density of 42-54 lb/ft³ and a sodium content of 30.4-31.8%, it’s the go-to choice for professionals seeking efficiency and reliability.

## Description

Sodium Sesquicarbonate [Na2CO3.NaHCO3 .2H2O] [CAS_533-96-0] White Needle (50 Lbs Bag) by Wintersun Chemical

## Features

- Sodium Sesquicarbonate use: Industrial cleaner ingredient, bath salt ingredient, water softener, diaper rinse ingredient, pH adjustment, water treatment, food additive, food and dairy plant sanitizers.
- Appearance: White, odorless, needle-shaped particles
- Weight: 100%
- Specifications - Bulk Density: 42-54lb /ft3 (0.67-0.86g/ cm3); Na2O, wt%: 41-42.9; Sodium (Na) content, wt %: 30.4-31.8; Total Alkalinity as Na2CO3, wt %: 69-72; Na2SO4, wt%: 0.05 max; NaCl, wt%: 0.05 max; Fe2O3, ppm: 10 max; Arsenic, ppm: 3 max; Heavy Metals as Pb, ppm: 10 max
- 50 Lbs Bag

## Product Details

- **Brand:** FMC Specialty Alkali
- **Item Weight:** 50 Pounds
- **Item Form:** Powder
- **Number of Items:** 1

## Images

![Sodium Sesquicarbonate [Na2CO3.NaHCO3 .2H2O] [CAS_533-96-0] White Needle (50 Lbs Bag) by Wintersun Chemical - Image 1](https://m.media-amazon.com/images/I/71lnpum5rAL.jpg)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-19*