Sodium Bisulfate
Sodium Bisulfate
Product Specifications
- Chemical Name: Sodium Bisulphate
- Chemical Formula: NaHSO4
- Other Names: Sodium Hydrogen Sulphate, Sodium Acid Sulphate, pH Decreaser
- CAS No: 7681-38-1
Product Overview
Sodium Bisulfate (CAS 7681-38-1), also known as Sodium hydrogen sulphate, Sodium acid sulphate, Dry acid, pH minus. Appearance: white granules. Typical uses include: pH reducer for pool/spa and process water; acidic cleaner; industrial applications. UD Trading supplies Sodium Bisulfate in 25 kg Bag, backed by a controlled product specification and Safety Data Sheet, with a Certificate of Analysis for every batch.
Additional Product Specifications
- Appearance: White granules (Visual)
- Sodium bisulfate (NaHSO4): ≥ 93 % (Titration)
- pH (1%): 1.0 – 1.4 (Potentiometric)
- Moisture: ≤ 1.0 % (Gravimetric)
- Iron (Fe): ≤ 20 mg/kg (ICP-OES)
- Product code: NABISS
- Packaging: 25 kg Bag
- Dangerous goods: Not classified as dangerous goods for transport
Typical properties and acceptance criteria per UDT_SPEC_Sodium Bisulfate_v01. Refer to the batch Certificate of Analysis for actual results.
Applications of Sodium Bisulfate
Sodium Bisulfate is used across a range of applications.
- pH reducer for pool/spa and process water
- Acidic cleaner
- Industrial applications
Why Choose UD Trading for Sodium Bisulfate
UD Trading supplies Sodium Bisulfate with full quality documentation.
- Controlled specification and Safety Data Sheet, reviewed under our document control system.
- Certificate of Analysis supplied with every batch.
- Brisbane-based team supporting customers across Australia.
Product Documents
Safety Data Sheet available on request. Contact our team.
A Certificate of Analysis (COA) is supplied with every batch.
Contact UD Trading for Sodium Bisulfate
Contact us for pricing, availability and documentation for Sodium Bisulfate. Call 07 3040 7298 or email sales@udtrading.com.au.

