Chemical Product Identification & Regulatory Data
Official chemical identifiers, CAS numbers, and regulatory compliance information
Basic Product Information
Regulatory Identifiers
Chemical Abstracts Service registry number - unique identifier for chemical substances
Uses Information
Overview
Sodium bisulfite is a solid substance commonly used laboratory chemicals, synthesis of substances.
Manage Your Safety Data Sheets
Organize and access your chemical safety data with ease.
GHS Hazard Classification & Safety Warnings
Globally Harmonized System (GHS) hazard pictograms, signal words, and safety classifications
Classification Status
Signal Word
Hazard Classifications
GHS Hazard Pictograms & Safety Symbols
GHS05
GHS07
GHS (Globally Harmonized System) pictograms indicate specific chemical hazard categories and safety precautions
Hazard Statements
- H302: Harmful if swallowed.
- H318: Causes serious eye damage.
- H402: Harmful to aquatic life.
Precautionary Statements
- P264: Wash skin thoroughly after handling.
- P270: Do not eat, drink or smoke when using this product.
- P273: Avoid release to the environment.
- P280: Wear eye protection/ face protection.
- IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Rinse mouth.
- IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately
- P501: Dispose of contents/ container to an approved waste disposal plant.
Chemical Manufacturers & Supply Chain
Authorized suppliers, manufacturers, and distribution network information
Sigma-Aldrich
manufacturer
3050 Spruce Street SAINT LOUIS MO 63103 USA
US
+1 800-325-5832
+1 800-325-5052
24/7 Emergency Response & Poison Control
Critical emergency contact numbers for chemical spills, exposure incidents, and medical emergencies
CHEMTREC
+1-703-527-3887
US
Chemical Composition & Hazardous Ingredients
Detailed component analysis, concentration ranges, and hazardous substance identification
Product Type
mixtureGeneral Composition
Sodium hydrogensulfite and Sodium metabisulphite
Chemical Components & Hazardous Substances
| Chemical Name | CAS Number | Concentration | Hazardous |
|---|---|---|---|
| Sodium hydrogensulphite EC: 231-548-0 | 7631-90-5 | 90-100% | ⚠️ Hazardous |
| Sodium metabisulphite EC: 231-673-0 | 7681-57-4 | 90-100% | ⚠️ Hazardous |
Emergency First Aid Measures
Critical first aid procedures for chemical exposure incidents and medical emergencies
🫁 Inhalation Exposure
If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.
🖐️ Skin Contact
Wash off with soap and plenty of water. Consult a physician.
👁️ Eye Contact
Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
🍽️ Ingestion/Swallowing
Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.
Fire Fighting Measures & Emergency Response
Fire suppression methods, extinguishing media, and firefighting safety procedures
✅ Suitable Extinguishing Media
Dry powder
🛡️ Firefighter Protection Equipment
Wear self-contained breathing apparatus for firefighting if necessary.
Accidental Release Measures & Spill Response
Emergency spill cleanup procedures, containment methods, and environmental protection
🚨 Emergency Procedures
Evacuate personnel to safe areas.
🌍 Environmental Precautions
Prevent further leakage or spillage if safe to do so. Do not let product enter drains. Discharge into the environment must be avoided.
🧹 Cleanup Methods
Do not flush with water.
Related Chemical Substances & Alternative Products
Similar chemicals with comparable safety profiles and industrial applications
Technical Specifications & Material Properties
Physical state, chemical properties, melting point, boiling point, and material characteristics
Safe Handling & Storage Procedures
Industrial handling precautions, storage conditions, and workplace safety requirements
⚠️ Handling Precautions
• Avoid contact with skin and eyes.
• Avoid formation of dust and aerosols.
🏪 Storage Conditions
• Keep container tightly closed in a dry and well-ventilated place.
Exposure Controls & Personal Protective Equipment (PPE)
Occupational exposure limits, engineering controls, and required safety equipment
🏭 Engineering Controls
Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and at the end of workday.
🧤 Hand Protection
Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands. Full contact Material: Nitrile rubber Minimum layer thickness: 0.11 mm Break through time: 480 min Material tested:Dermatril® (KCL 740 / Aldrich Z677272, Size M) Splash contact Material: Nitrile rubber Minimum layer thickness: 0.11 mm Break through time: 480 min Material tested:Dermatril® (KCL 740 / Aldrich Z677272, Size M) data source: KCL GmbH, D-36124 Eichenzell, phone +49 (0)6659 87300, e-mail [email protected], test method: EN374 If used in solution, or mixed with other substances, and under conditions which differ from EN 374, contact the supplier of the CE approved gloves. This recommendation is advisory only and must be evaluated by an industrial hygienist and safety officer familiar with the specific situation of anticipated use by our customers. It should not be construed as offering an approval for any specific use scenario.
👁️ Eye Protection
Face shield and safety glasses Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
😷 Respiratory Protection
Where risk assessment shows air-purifying respirators are appropriate use a full-face particle respirator type N100 (US) or type P3 (EN 143) respirator cartridges as a backup to engineering controls. If the respirator is the sole means of protection, use a full-face supplied air respirator. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).
🦺 Skin/Body Protection
Complete suit protecting against chemicals, The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.
🌍 Environmental Exposure Controls
Prevent further leakage or spillage if safe to do so. Do not let product enter drains. Discharge into the environment must be avoided.
Chemical Stability & Reactivity Data
Chemical stability, hazardous reactions, and incompatible materials information
✅ Chemical Stability
Stable under recommended storage conditions.
⚗️ Reactivity
No data available
⚠️ Hazardous Reactions
No data available
🚫 Conditions to Avoid
No data available
🧪 Incompatible Materials
Strong oxidizing agents, Strong acids
💨 Hazardous Decomposition Products
Hazardous decomposition products formed under fire conditions. - Sulphur oxides, Sodium oxides
Ecological Information & Environmental Impact
Environmental toxicity, biodegradation, bioaccumulation, and ecological effects data
🌱 Toxicity
🌱 Persistence and degradability
🌱 Bioaccumulative potential
🌱 Mobility in soil
🌱 Results of PBT and vPvB assessment
🌱 Endocrine disrupting properties
🌱 Other adverse effects
Waste Disposal & Treatment Methods
Waste disposal procedures, treatment methods, and regulatory compliance requirements
♻️ Waste Treatment Methods
Offer surplus and non-recyclable solutions to a licensed disposal company. Contact a licensed professional waste disposal service to dispose of this material.
Transportation & Shipping Information
UN numbers, shipping names, transport classes, and regulatory transport requirements
🏷️ UN Number
3077
📦 Proper Shipping Name
Environmentally hazardous substance, solid, n.o.s. (Sodium metabisulphite)
⚠️ Transport Hazard Class
9
📋 Packing Group
III
Regulatory Information & Compliance
Chemical regulations, safety assessments, and regulatory compliance status
📋 Regulatory Summary
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section 302. This material does not contain any chemical components with known CAS numbers that exceed the threshold (De Minimis) reporting levels established by SARA Title III, Section 313. This product does not contain any chemicals known to State of California to cause cancer, birth defects, or any other reproductive harm.
❌ Chemical Safety Assessment
No chemical safety assessment has been performed for this substance.
Chemical Safety FAQ & Common Questions
Most frequently asked questions about safety, handling, storage, and regulatory compliance
What is the hazard signal word for Sodium bisulfite?
The signal word for this substance is "danger".
What is the physical form of Sodium bisulfite?
Sodium bisulfite is a solid appearing as solid .
What is Sodium bisulfite used for?
Laboratory chemicals, Synthesis of substances
What are the hazard statements for Sodium bisulfite?
This substance has 3 hazard statements: H302: Harmful if swallowed. H318: Causes serious eye damage. H402: Harmful to aquatic life.
What is the melting point of Sodium bisulfite?
The melting point is 300 ℃ (572 °F) .