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Safety Data Sheet EN

Sodium Sulfite anhydrous photo, non food grade

CAS 7757-83-7

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
Sodium Sulfite anhydrous photo, non food grade
Chemical Name
sodium sulphite anhydrous

Regulatory Identifiers

CAS Number
7757-83-7 Check regulations →
REACH No.
01-2119537420-49-0002

Identified Uses

Chemical inorganic reducing agents, initial product for chemical syntheses, process chemical, Additive for cosmetics, Paper and textile chemical., construction chemistry

Manufacturers & Suppliers

B

BASF SE

manufacturer

67056 Ludwigshafen, GERMANY

B

BASF plc

national supplier

4th and 5th Floors, 2 Stockport Exchange, Railway Road, Stockport, SK1 3GG, UNITED KINGDOM

+44 161 475 3000

Emergency Contacts

Emergency Contact

+49 180 2273-112

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified no signal word

GHS Pictograms

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03

Composition / Information on Ingredients

Chemical components, concentration ranges, and hazardous substance identification

Type substance
Chemical Name CAS Number Concentration Hazardous
Sodium sulphite EC: 231-821-4 7757-83-7 --- No
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

If difficulties occur after dust has been inhaled, remove to fresh air and seek medical attention. After inhalation of decomposition products: Immediately administer a corticosteroid from a controlled/metered dose inhaler. Seek medical attention.

Symptoms: bronchoconstriction

Skin contact

Wash thoroughly with soap and water

Symptoms: dermatitis, urticaria, angio-oedema

Eye contact

Immediately wash affected eyes for at least 15 minutes under running water with eyelids held open, consult an eye specialist.

Ingestion

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

Symptoms: abdominal pain, diarrhoea, anaphylaxis

Immediate Medical Attention

Seek medical attention.

Medical Treatment

After inhalation of decomposition products: Immediately administer a corticosteroid from a controlled/metered dose inhaler.

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

Suitable media

water spray, carbon dioxide, foam, dry powder. Use extinguishing measures to suit surroundings.

Specific hazards

Endangering substances: sulphur dioxide. The substances/groups of substances mentioned can be released if the product is involved in a fire.

Instructions

Product itself is non-combustible; fire extinguishing method of surrounding areas must be considered.

Firefighter Protection

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

06

Accidental Release Measures

Spill cleanup procedures, containment, and environmental protection

Emergency procedures

Avoid contact with the skin, eyes and clothing.

Environmental

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

Cleanup methods

Sweep/shovel up.

—

Related Products

Similar products with comparable safety profiles

07

Handling and Storage

Safe handling precautions, storage conditions, and workplace requirements

Handling

Use only in well-ventilated areas. Avoid dust formation. Avoid contact with skin and eyes.

Storage

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.

Hygiene

Avoid contact with skin and eyes.

Fire prevention

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

08

Exposure Controls / PPE

Occupational exposure limits, engineering controls, and protective equipment

Hands

Chemical resistant protective gloves (EN ISO 374-1) Suitable materials also with prolonged, direct contact (Recommended: Protective index 6, corresponding > 480 minutes of permeation time according to EN ISO 374-1): e.g. nitrile rubber (0.4 mm), chloroprene rubber (0.5 mm), polyvinylchloride (0.7 mm) and other Supplementary note: The specifications are based on tests, literature data and information of glove manufacturers or are derived from similar substances by analogy. Due to many conditions (e.g. temperature) it must be considered, that the practical usage of a chemical-protective glove in practice may be much shorter than the permeation time determined through testing. Manufacturer's directions for use should be observed because of great diversity of types.

Eyes

Safety glasses with side-shields (frame goggles) (e.g. EN 166)

Respiratory

Breathing protection if dusts are formed. Suitable respiratory protection for lower concentrations or short-term effect: Particle filter with low efficiency for solid particles (e.g. EN 143 or 149, Type P1 or FFP1) Breathing protection if gases/vapours are formed. Combination filter for gases/vapours of organic, inorganic, acid inorganic, alkaline compounds and toxic particles (e.g. EN 14387 Type ABEK-P3)

Skin/Body

Body protection must be chosen depending on activity and possible exposure, e.g. apron, protecting boots, chemical-protection suit (according to EN 14605 in case of splashes or EN ISO 13982 in case of dust).

09

Physical and Chemical Properties

Appearance, physical state, melting point, boiling point, and material characteristics

Language Code
---
Physical State
solid
Physical State Data
solid
State Under Standard Conditions
---
Appearance
---
Colour
white to slightly yellow
Colour Intensity
---
Form
powder, crystalline
Odor
odourless
Odor Threshold
Not determined due to potential health hazard by inhalation.
Ph
8.5 - 10.5 (OECD Guideline 122) (5 %(m), 20 °C)
Melting Point
The substance / product decomposes.
Boiling Point
(1,013.25 hPa) Study scientifically not justified.
Flash Point
Study scientifically not justified.
Freezing Point
---
Softening Point
---
Solidification Point
---
Cloud Point
---
Crystallisation Point
---
Relative Evaporation Rate
---
Evaporation Rate
The product is a non-volatile solid.
Vapor Pressure
Study scientifically not justified.
Vapor Density
---
Relative Density
2.63 (20 °C)
Bulk Density
1,400 - 1,600 kg/m3 (other)
Density
2.633 g/cm3 (20 °C)
Flammability
Study scientifically not justified. (other)
Upper Explosive Limit
For solids not relevant for classification and labelling.
Lower Explosive Limit
For solids not relevant for classification and labelling.
Explosive Limits
---
Auto Ignition Temperature
---
Decomposition Temperature
500 °C
Solubility
---
Partition Coefficient
-4 (OECD Guideline 107) (25 °C)
Solubility In Water
220 g/l (20 °C)
Solubility In Fat
---
Molecular Weight
---
Voc Content
---
Metal Corrosion
---
Dynamic Viscosity
not applicable
Kinematic Viscosity
---
Properties Status
---
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

Stability

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

Reactivity

No hazardous reactions if stored and handled as prescribed/indicated.

Hazardous reactions

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

Avoid

Avoid humidity. avoid atmospheric oxygen

Incompatible

nitrites, nitrates, oxidizing agents, acids

Decomposition

sulphur dioxide

12

Ecological Information

Environmental toxicity, biodegradation, and bioaccumulation data

12.1. Toxicity

Assessment of aquatic toxicity: There is a high probability that the product is not acutely harmful to 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 product has not been tested. The statement has been derived from substances/products of a similar structure or composition. The details of the toxic effect relate to the nominal concentration. Aquatic invertebrates: EC50 (48 h) 59 mg/l, Daphnia magna (Directive 79/831/EEC, 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. EC50 (48 h) 230 mg/l, Daphnia magna (other, 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 plants: EC50 (72 h) 31.9 mg/l (growth rate), Scenedesmus subspicatus (OECD Guideline 201, 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. EC50 (72 h) > 100 mg/l (growth rate), Pseudokirchneriella subcapitata (OECD Guideline 201, static) Nominal concentration. The product has not been tested. The statement has been derived from substances/products of a similar structure or composition. Microorganisms/Effect on activated sludge: EC50 (3 h) > 1,000 mg/l, (OECD Guideline 209, static) The details of the toxic effect relate to the nominal concentration. EC10 (17 h) 260 mg/l, Pseudomonas putida (DIN 38412 Part 8, aquatic) Nominal concentration. Chronic toxicity to fish: No observed effect concentration (34 d) 316 mg/l, Brachydanio rerio (OECD Guideline 210, Flow through.) The details of the toxic effect relate to the nominal concentration. Chronic toxicity to aquatic invertebrates: No observed effect concentration (21 d) > 10 mg/l, Daphnia magna (OECD Guideline 211, semistatic) 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. Assessment of terrestrial toxicity: No data available. Study scientifically not justified.

12.2. Persistence and degradability

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

12.3. Bioaccumulative potential

Assessment bioaccumulation potential: Significant accumulation in organisms is not to be expected. Bioaccumulation potential: Study scientifically not justified.

12.4. Mobility in soil

Assessment transport between environmental compartments: Adsorption in soil: Adsorption to solid soil phase is not expected.

Adsorption to solid soil phase is not expected.

12.5. Results of PBT and vPvB assessment

According to Annex XIII of Regulation (EC) No.1907/2006 concerning the Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH): The product does not fulfill the criteria for PBT (Persistent/bioaccumulative/toxic) and vPvB (very persistent/very bioaccumulative). Self classification

The product does not fulfill the criteria for PBT (Persistent/bioaccumulative/toxic) and vPvB (very persistent/very bioaccumulative).

12.6. Other adverse effects

The substance is not listed in Regulation (EC) 1005/2009 on substances that deplete the ozone layer.

The substance is not listed in Regulation (EC) 1005/2009 on substances that deplete the ozone layer.

12.7. Additional information

Other ecotoxicological advice: Higher concentrations of the substance may cause a strong chemical oxygen consumption in biological sewage-treatment plants and/or waterways. Inhibition of degradation activity in activated sludge is not to be anticipated during correct introduction of low concentrations.

Higher concentrations may cause a strong chemical oxygen consumption in biological sewage-treatment plants and/or waterways. Inhibition of degradation activity in activated sludge is not to be anticipated during correct introduction of low concentrations.

13

Disposal Considerations

Waste treatment methods, disposal recommendations, and waste codes

14

Transport Information

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

15

Regulatory Information

Chemical regulations, safety assessments, and compliance status

The data should be considered when making any assessment under the Control of Substances Hazardous to Health Regulations (COSHH), and related guidance, for example, 'COSHH Essentials' (United Kingdom).

Chemical Safety Assessment Not performed
?

Frequently Asked Questions

Common questions about safety, handling, and properties

What is the hazard signal word for Sodium Sulfite anhydrous photo, non food grade?

The signal word is no signal word.

What is the physical form of Sodium Sulfite anhydrous photo, non food grade?

Sodium Sulfite anhydrous photo, non food grade is a solid with white to slightly yellow color. It has odourless odor.

What is Sodium Sulfite anhydrous photo, non food grade used for?

Chemical inorganic reducing agents, initial product for chemical syntheses, process chemical, Additive for cosmetics, Paper and textile chemical., construction chemistry

What is the melting point of Sodium Sulfite anhydrous photo, non food grade?

The melting point is The substance / product decomposes. and the boiling point is (1,013.25 hPa) Study scientifically not justified..