Sodium Metabisulfite food grade (E223) Safety Data Sheet | danger | solid

Chemical Product Identification & Regulatory Data

Official chemical identifiers, CAS numbers, and regulatory compliance information

Basic Product Information

Product Name

Sodium Metabisulfite food grade (E223)

Regulatory Identifiers

CAS Number

N/A

Chemical Abstracts Service registry number - unique identifier for chemical substances

Uses Information

Identified Uses

food additive(s); inorganic reducing agents; initial product for chemical syntheses; process chemical

Uses Advised Against

Not intended for sale to or use by the general public.

Overview

Sodium Metabisulfite food grade (E223) is a powder, crystalline substance commonly used food additive(s); inorganic reducing agents; initial product for chemical syntheses; process chemical.

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GHS Hazard Classification & Safety Warnings

Globally Harmonized System (GHS) hazard pictograms, signal words, and safety classifications

Classification Status

Classified

Signal Word

danger (Danger)

Hazard Classifications

Acute Tox. Category 4 H302

Eye Dam. Category 1 H318

Aquatic Acute Category 3 H402

GHS Hazard Pictograms & Safety Symbols

GHS05

GHS07

GHS (Globally Harmonized System) pictograms indicate specific chemical hazard categories and safety precautions

Hazard Statements

H318: Causes serious eye damage.
H302: Harmful if swallowed.
H402: Harmful to aquatic life.

Precautionary Statements

P280: Wear eye and face protection.
P273: Avoid release to the environment.
P270: Do not eat, drink or smoke when using this product.
P264: Wash contaminated body parts thoroughly after handling.
P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P310: Immediately call a POISON CENTER or physician.
P330: Rinse mouth.
P501: Dispose of contents and container to hazardous or special waste collection point.

Chemical Manufacturers & Supply Chain

Authorized suppliers, manufacturers, and distribution network information

BASF CORPORATION

manufacturer

📍

100 Park Avenue, Florham Park, NJ 07932, USA

🌍

📞

+1 973 245-6000

24/7 Emergency Response & Poison Control

Critical emergency contact numbers for chemical spills, exposure incidents, and medical emergencies

CHEMTREC

📞

1-800-424-9300

🌍

BASF HOTLINE

📞

1-800-832-HELP (4357)

🌍

Chemical Composition & Hazardous Ingredients

Detailed component analysis, concentration ranges, and hazardous substance identification

Chemical Components & Hazardous Substances

Chemical Name	CAS Number	Concentration	Hazardous
Sodium metabisulfite	7681-57-4	75-100%	⚠️ Hazardous
sodium sulphite	7757-83-7	3%	✓ Non-hazardous

Emergency First Aid Measures

Critical first aid procedures for chemical exposure incidents and medical emergencies

🫁 Inhalation Exposure

Remove to fresh air and seek medical attention. Immediately administer a corticosteroid from a controlled/metered dose inhaler. Seek medical attention.

Symptoms:

Difficulties after dust has been inhaled.

🖐️ Skin Contact

Wash thoroughly with soap and water.

👁️ Eye Contact

Hold eyes open and rinse slowly and gently with water for 15 to 20 minutes. Remove contact lenses, if present, after first 5 minutes, then continue rinsing. Seek medical attention.

🍽️ Ingestion/Swallowing

Immediately rinse mouth and then drink 200-300 ml of water, seek medical attention.

Medical Treatment

Treat according to symptoms (decontamination, vital functions), no known specific antidote.

Fire Fighting Measures & Emergency Response

Fire suppression methods, extinguishing media, and firefighting safety procedures

✅ Suitable Extinguishing Media

water spray, carbon dioxide, foam, dry powder

❌ Unsuitable Extinguishing Media

water jet

⚠️ Specific Fire Hazards

Sulphur dioxide, The substances/groups of substances mentioned can be released if the product is involved in a fire.

🔥 Fire Fighting Instructions

Use extinguishing measures to suit surroundings.

🛡️ Firefighter Protection Equipment

Wear self-contained breathing apparatus and chemical-protective clothing.

Accidental Release Measures & Spill Response

Emergency spill cleanup procedures, containment methods, and environmental protection

🌍 Environmental Precautions

Do not discharge into drains/surface waters/groundwater. Do not discharge into the subsoil/soil. Retain and dispose of contaminated wash water.

Related Chemical Substances & Alternative Products

Similar chemicals with comparable safety profiles and industrial applications

Sodium metabisulfite

No identifier available

Sodium bisulfite

No identifier available

Potassium metabisulfite

No identifier available

Sodium sulfite

No identifier available

Sodium bromate

No identifier available

Sodium metasilicate, anhydrous

No identifier available

Dimethyl sulfate

No identifier available

Sodium nitrite

No identifier available

Technical Specifications & Material Properties

Physical state, chemical properties, melting point, boiling point, and material characteristics

🧪 Physical State

solid

Critical Property

📊 Physical State Data

solid

📊 State Under Standard Conditions

Not available

👁️ Appearance

powder, crystalline

🎨 Colour

white to slightly yellow

📊 Colour Intensity

Not available

📊 Form

powder, crystalline

👃 Odor

faint odour, of sulfur dioxide

📊 Odor Threshold

Not determined due to potential health hazard by inhalation.

🧪 Ph

4.0 - 4.8 ( 5 %(m), 20 ℃)

🧊 Melting Point

> 150 °℃ The substance / product decomposes.

Critical Property

💨 Boiling Point

The substance / product decomposes therefore not determined.

Critical Property

🔥 Flash Point

not applicable, the product is a solid

Critical Property

📊 Freezing Point

not applicable

📊 Softening Point

Not available

📊 Solidification Point

Not available

📊 Cloud Point

Not available

📊 Crystallisation Point

Not available

📊 Relative Evaporation Rate

Not available

💨 Evaporation Rate

The product is a non-volatile solid.

💨 Vapor Pressure

The vapour pressure of the aqueous solution consists of the partial pressure for water and the partial pressure for sulphur dioxide.

📊 Vapor Density

Not available

📊 Relative Density

Not available

📊 Bulk Density

1,000 - 1,200 kg/m3

⚖️ Density

2.36 g/cm3 ( 20 ℃)

Critical Property

🔥 Flammability

not flammable

📊 Upper Explosive Limit

For solids not relevant for classification and labelling.

📊 Lower Explosive Limit

For solids not relevant for classification and labelling.

📊 Explosive Limits

Not available

📊 Auto Ignition Temperature

Not available

📊 Decomposition Temperature

150 ℃

💧 Solubility

667 g/l ( 25 ℃)

📊 Partition Coefficient

not applicable

📊 Solubility In Water

667 g/l ( 25 ℃)

📊 Solubility In Fat

Not available

📊 Molecular Weight

Not available

📊 Voc Content

Not available

📊 Metal Corrosion

Not available

📊 Dynamic Viscosity

Not available

📊 Kinematic Viscosity

Not available

📊 Properties Status

Not available

Safe Handling & Storage Procedures

Industrial handling precautions, storage conditions, and workplace safety requirements

⚠️ Handling Precautions

• Use only in well-ventilated areas.

• Avoid dust formation.

• Avoid contact with skin and eyes.

🏪 Storage Conditions

• Keep away from heat.

• Keep container tightly closed in a cool, well-ventilated place.

• Keep container dry.

• The product consumes oxygen.

• Danger of lack of oxygen in containers and tanks.

🔥 Fire Prevention Measures

The substance/product is non-combustible. No special precautions necessary.

Exposure Controls & Personal Protective Equipment (PPE)

Occupational exposure limits, engineering controls, and required safety equipment

🏭 Engineering Controls

Provide local exhaust ventilation to control dust.

🧤 Hand Protection

Chemical resistant protective gloves should be worn to prevent all skin contact. Suitable materials may include, nitrile rubber (Buna N), chloroprene rubber (Neoprene), polyvinylchloride (Pylox). Consult with glove manufacturer for testing data. Protective glove selection must be based on the user's assessment of the workplace hazards.

👁️ Eye Protection

Tightly fitting safety goggles (chemical goggles).

😷 Respiratory Protection

Wear a NIOSH-certified (or equivalent) particulate respirator.

🦺 Skin/Body Protection

Body protection must be chosen depending on activity and possible exposure, e.g. head protection, apron, protective boots, chemical-protection suit.

Chemical Stability & Reactivity Data

Chemical stability, hazardous reactions, and incompatible materials information

✅ Chemical Stability

The product is stable if stored and handled as prescribed/indicated.

⚗️ Reactivity

No hazardous reactions if stored and handled as prescribed/indicated. Based on its structural properties the product is not classified as oxidizing.

⚠️ Hazardous Reactions

Reacts with nitrites. Reacts with nitrates. Reacts with oxidizing agents. Generation of sulphur dioxide upon exposure to acids. The product consumes oxygen.

🚫 Conditions to Avoid

Avoid humidity. avoid atmospheric oxygen

🧪 Incompatible Materials

nitrites, nitrates, oxidizing agents, acids

💨 Hazardous Decomposition Products

Hazardous decomposition products: Sulphur dioxide

Ecological Information & Environmental Impact

Environmental toxicity, biodegradation, bioaccumulation, and ecological effects data

🌱 Toxicity

Aquatic toxicity Assessment of aquatic toxicity: Acutely harmful for aquatic organisms. The inhibition of the degradation activity of activated sludge is not anticipated when introduced to biological treatment plants in appropriate low concentrations. Toxicity to fish LC50 (96 h) 316 mg/l, Leuciscus idus (DIN 38412 Part 15, static) The details of the toxic effect relate to the nominal concentration. The product has not been tested. The statement has been derived from substances/products of a similar structure or composition. Aquatic invertebrates EC50 (48 h) 89 mg/l, Daphnia magna (Directive 79/831/EEC, static) Nominal concentration. Aquatic plants EC50 (72 h) 43.8 mg/l (growth rate), algae (other, static) Nominal concentration. Chronic toxicity to fish No observed effect concentration (34 d) > 316 mg/l, Brachydanio rerio (OECD Guideline 210, Flow through.) The product has not been tested. The statement has been derived from substances/products of a similar structure or composition. Chronic toxicity to aquatic invertebrates No observed effect concentration (21 d) > 10 mg/l, Daphnia magna (OECD Guideline 202, part 2, semistatic) Nominal concentration. Assessment of terrestrial toxicity Study scientifically not justified. Microorganisms/Effect on activated sludge Toxicity to microorganisms OECD Guideline 209 aquatic activated sludge of a predominantly domestic sewage/No observed effect concentration (3 h): > 1,000 mg/l The product has not been tested. The statement has been derived from substances/products of a similar structure or composition.

🌱 Persistence and degradability

Assessment biodegradation and elimination (H2O) Inorganic product which cannot be eliminated from water by biological purification processes. Assessment of stability in water According to structural properties, hydrolysis is not expected/probable. Study scientifically not justified.

🌱 Bioaccumulative potential

Assessment bioaccumulation potential Accumulation in organisms is not to be expected. Bioaccumulation potential Study scientifically not justified.

🌱 Mobility in soil

Assessment transport between environmental compartments The substance will not evaporate into the atmosphere from the water surface. Adsorption to solid soil phase is not expected.

Waste Disposal & Treatment Methods

Waste disposal procedures, treatment methods, and regulatory compliance requirements

🗂️ Product Disposal Recommendations

Dispose of in accordance with national, state and local regulations. This material and its container must be disposed of in a safe way.

Transportation & Shipping Information

UN numbers, shipping names, transport classes, and regulatory transport requirements

Chemical Safety FAQ & Common Questions

Most frequently asked questions about safety, handling, storage, and regulatory compliance

What is the hazard signal word for Sodium Metabisulfite food grade (E223)?

The signal word for this substance is "danger".

What is the physical form of Sodium Metabisulfite food grade (E223)?

Sodium Metabisulfite food grade (E223) is a solid appearing as powder, crystalline with white to slightly yellow color. It has faint odour, of sulfur dioxide odor.

What is the solubility of Sodium Metabisulfite food grade (E223)?

667 g/l ( 25 ℃)

What is Sodium Metabisulfite food grade (E223) used for?

food additive(s); inorganic reducing agents; initial product for chemical syntheses; process chemical

What are the hazard statements for Sodium Metabisulfite food grade (E223)?

This substance has 3 hazard statements: H318: Causes serious eye damage. H302: Harmful if swallowed. H402: Harmful to aquatic life.

What is the melting point of Sodium Metabisulfite food grade (E223)?

The melting point is > 150 °℃ The substance / product decomposes. and the boiling point is The substance / product decomposes therefore not determined..