Note: Ingredients listed on restricted chemical lists
EC/CAS
7631-90-5
Name of the chemical
Sodium hydrogensulphite; Sodium bisulphite
Concentration
38-42
EC/CAS
7757-83-7
Name of the chemical
Sodium sulphite
Concentration
<1
EC/CAS
7732-18-5
Name of the chemical
Water, distilled, conductivity or of similar purity H2O
Concentration
N/A
General Information
Version
4
Revision date
2026-05-01
Product name
Sodium Bisulfite (SBS) 40%
Product Synonyms
Sodium hydrogensulfite; SBS; Sodium acid sulfite; Sodium sulhydrate; Sodium
1.2.1 Relevant identified uses
Industrial, Manufacturing or Laboratory use
Emergency telephone
1-800-424-9300, +1 703-741-5970
Icons in SDS
Company Information
company name
Hawkins, Inc
e-mail address of the competent person responsible for the Safety Data Sheet
SDS@hawkinsinc.com, customer.service@hawkinsinc.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H290, H318
Hazard statements
Code
Statements
H290
May be corrosive to metals
Section 2
SECTION 2: Hazards identification
Classification of the substance or mixture Corrosive to metals Category 1 Serious eye damage/eye irritation Category 1 Hazards not otherwise classified (HNOC) Contact with acids liberates toxic gas
2.2 Label elements
Danger
Hazard statements
May be corrosive to metals Causes serious eye damage.
Prevention
Keep only in original packaging. Wear protective gloves, protective clothing, eye protection, face protection, and hearing protection.
Response
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor. Absorb spillage to prevent material damage.
Storage
Store in corrosion resistant container with a resistant inner liner.
Further information
No information available.
2.1 Classification of the substance or mixture
Corrosive to metals Category 1 Serious eye damage/eye irritation Category 1 Hazards not otherwise classified (HNOC) Contact with acids liberates toxic gas
