STREAM - COMPONENT 1 (liquid component)
DRINKING WATER DISINFECTANT

SAFETY DATA SHEET
in accordance with EC 1907/2006 and Regulation 2020/878
Revision date: 25.09.2023
Print date: 25.09.2023

SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING
1.1 Product identifier
Trade name: STREAM - COMPONENT 1 (liquid component)
UFI: SST0-00UA-W004-9AD2
1.2 Relevant identified uses of the substance or mixture and uses advised against
Use of the substance/mixture: Liquid component for the preparation of chlorine dioxide solution, together with a solid component.
Uses advised against: No data available.
1.3 Details of the supplier of the safety data sheet
Interstream d.o.o.
Janka Puclja 9
4000 Kranj, Slovenia
Mobile: +3865 40-728-660
Email: info@stream-slo.com
Web: https://stream-slo.com/en/
1.4 Emergency telephone number
Emergency Call Center 112 and/or UKC Ljubljana – Poison Control Center:
CENTER FOR CLINICAL TOXICOLOGY AND PHARMACOLOGY
Zaloška 7, 1000 Ljubljana
Phone: (01) 522 52 83

SECTION 2: HAZARD IDENTIFICATION
2.1Classification of the substance or mixture

Classification according to Regulation (EC) No 1272/2008 (CLP):
The mixture is classified as non-hazardous under Regulation (EC) No 1272/2008 [CLP].
2.2 Label elements
Labeling according to Regulation (EC) No 1272/2008 (CLP):
The product is not subject to labeling according to EU directives or relevant national regulations.
Pictogram: /
Signal word: /
UFI: /
Hazard statements: /
Precautionary statements: /
Hazardous components: /
Additional hazard information: EUH210 Safety data sheet available on request.
2.3 Other hazards
PBT/vPvB: No data available.
Endocrine-disrupting properties: No data available.
Additional information: No data available.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS
3.1 Substances
Not applicable.
3.2 Mixtures

Hazardous Components	CAS No.	EC No.	REG. No.	Conc. (wt%)	Classification (EC/1272/2008)	Specific Concentration Limits	Notes
Sodium Chlorite	7758-19-2	231-836-6	-	0 - 0.9%	Ox. Sol. 1, H271; Acute Tox. 3, H301; Acute Tox. 2, H310; Skin Corr. 1B, H314; STOT RE 2, H373; Aquatic Acute 1, H410; Aquatic Chronic 3, H412	M=1	-

Notes on components: /

SECTION 4: FIRST AID MEASURES
4.1 Description of first aid measures
General notes:
In case of an accident or if feeling unwell, seek medical advice immediately (if possible, show the safety data sheet or instructions for use).
Remove the victim from the hazardous area. Remove contaminated, soaked clothing.
If the person is unconscious and breathing, place them in a stable lateral position and seek medical help.
Do not leave affected individuals unattended.
After inhalation:
Ensure fresh air supply. If respiratory irritation occurs, consult a doctor.
If breathing difficulties or respiratory arrest occur, perform artificial respiration.
Use a respirator or breathing device. Seek medical advice/attention immediately.
If feeling unwell, seek medical attention/care.
After skin contact:
In case of skin contact, immediately rinse with plenty of water and soap.
Remove all contaminated clothing immediately.
If skin irritation or rash occurs: Seek medical attention/care.
After eye contact:
Rinse gently with water for several minutes. If possible, remove any contact lenses.
Continue rinsing.
If eye irritation persists: Seek medical attention/care.
After ingestion:
Rinse mouth. Drink plenty of water in small sips (dilution effect).
If feeling unwell, seek medical attention/care.
4.2 Most important symptoms and effects, both acute and delayed
After inhalation:
Excessive exposure to mist or vapors may cause respiratory irritation.
Symptoms: Coughing, sneezing, runny nose, difficulty breathing.
After skin contact:
Corrosive/irritation of the skin.
After eye contact:
Contact with eyes may cause redness, pain, and tearing.
Possible severe eye damage/irritation.
After ingestion:
May cause nausea, vomiting, and diarrhea.
May cause abdominal pain.
May cause irritation of the gastrointestinal tract.
4.3 Indication of any immediate medical attention and special treatment needed

No data available.

SECTION 5: FIRE-FIGHTING MEASURES
5.1 Extinguishing Media
Suitable extinguishing media:
Carbon dioxide (CO₂)
Fire extinguishing powder
Water mist
Alcohol-resistant foam
Unsuitable extinguishing media:
Direct water jet
5.2 Special Hazards Arising from the Substance or Mixture
Hazardous combustion products:
The product is non-flammable.
5.3 Advice for Firefighters
Protective measures:
Do not intervene if it endangers your health and you are not adequately trained.
Avoid inhaling gases/vapors/smoke produced during fire or heating.
Protective equipment:
Full protective clothing (SIST EN 469:2020)
Helmet (SIST EN 443:2008)
Protective boots (SIST EN 15090:2012)
Gloves (SIST EN 659:2003+A1:2008/AC:2009)
Self-contained breathing apparatus (SIST EN 137:2006)

SECTION 6: ACCIDENTAL RELEASE MEASURES
6.1 Personal Precautions, Protective Equipment, and Emergency Procedures
For untrained personnel:
Protective equipment: Use personal protective equipment during intervention (see Section 8).
Accident prevention procedures: Ensure proper ventilation.
Emergency procedures:
Prevent access to unprotected persons.
Avoid inhaling vapors/mists.
Prevent contact with skin, eyes, and clothing.
For rescuers:
Use personal protective equipment during intervention (see Section 8).
6.2 Environmental Precautions
The product must not enter:
Sewage systems
Surface waters
Groundwater
Adjacent areas
In case of environmental release, notify the Administration of the Republic of Slovenia for Protection and Rescue (112).
6.3 Methods and Materials for Containment and Cleaning Up
Containment methods:
Use appropriate absorbent materials (sand, gravel, universal moisture-absorbing agents).
Collect the material in suitable containers.
Cleaning methods:
Apply the same methods as for containment.
Dispose of contaminated material in accordance with Section 13.
Ensure adequate ventilation.
Additional information: See Section 7: Safe Handling.
6.4 Reference to Other Sections
All information regarding personal protection and disposal is provided in Sections 8 and 13.

SECTION 7: HANDLING AND STORAGE
7.1 Precautions for Safe Handling
Fire prevention measures:
Ensure good ventilation.
Measures to prevent aerosol and dust formation:
Not required.
Environmental protection measures: No data available.
Other measures: No data available.
General hygiene advice:
Maintain personal hygiene (wash hands before breaks and after work).
Do not inhale vapors/mist.
Do not eat, drink, or smoke while working.
Avoid contact with eyes and clothing.
Remove contaminated clothing and clean before reuse.
7.2 Conditions for Safe Storage, Including Any Incompatibilities
Technical measures and storage conditions:
Store separately from food.
Keep in a cool, dry place.
Store separately from flammable substances.
Keep away from ignition sources – no smoking.
Store in a tightly closed container.
Packaging materials:
Original packaging.
Storage area and container requirements:
Do not store together with acids and reducing agents.
Storage class: 12 – Non-flammable liquids.
Additional information on storage conditions:
Incompatible with strong acids and strong oxidants.
7.3 Specific End Uses
For professional use only.
This product serves as a liquid component for preparing a 0.3% chlorine dioxide solution in combination with a solid component.
Components must be fully combined.

SECTION 8: EXPOSURE CONTROL / PERSONAL PROTECTION
8.1 Control Parameters
Workplace exposure limits: /
8.2 Exposure Control
Appropriate technical-technological control:
Measures related to the substance/mixture to prevent exposure during identified uses.
Maintain personal hygiene – wash hands before breaks and after work.
Do not eat, drink, or smoke while working.
Store separately from food, drinks, and feed.
Prevent contact with eyes and clothing.
Structural measures to prevent exposure: No data.
Organizational measures to prevent exposure: No data.
Technical measures to prevent exposure:
When handling openly, use local exhaust devices if possible.
Ensure good ventilation and local exhaust in areas with increased concentration.
According to Section 7.
Personal protective equipment:
Eye and face protection:
Sealed protective goggles (SIST EN ISO 16321-1:2022).
Hand protection:
Solvent-resistant protective gloves (SIST EN ISO 374-1:2017/A1:2018).
Follow manufacturer’s instructions for use, storage, maintenance, and replacement of gloves.
Replace gloves immediately upon damage or first signs of wear.
The choice of suitable gloves depends not only on the material but also on other quality criteria that vary between manufacturers.
Penetration time is determined by the manufacturer and must be observed.
Protective creams can be used for exposed skin areas – apply only on clean skin.
Diluted solutions, ready for use (≤1%): protective gloves may be omitted if equivalent measures are taken to reduce skin exposure to wet work (e.g., applying suitable skin protection creams).
Suitable glove material:

Material	Thickness	Breakthrough Time	Note
Nitrile rubber	≥ 0.5 mm	480n	-

Skin protection:
Cotton protective work clothing and footwear covering the entire foot (SIST EN ISO 20345:2022).
Respiratory protection: Not required under normal use and proper ventilation.
Thermal hazards: No data.
Environmental exposure control: Not required if the product is used in open spaces.

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES
9.1 Information on basic physical and chemical properties
Physical state: Liquid
Color: Colorless to slightly yellow
Odor: Almost none
Melting/freezing point: No data
Boiling point: 100°C
Flammability: No data
Lower and upper explosion limits: The product is not explosive.
Flashpoint: Fire hazard in contact with flammable material.
Autoignition temperature: The product is not self-igniting.
Decomposition temperature: No data
pH (100 g/L) at 20°C: 7-9
Viscosity: Not applicable.
Solubility: Yes.
Partition coefficient: No data
Vapor pressure: No data
Density and/or relative density: 1 g/cm³ at 20°C
Relative vapor density: No data.
Particle characteristics: No data
9.2 Other information
Volatile Organic Compound (VOC) content: Not available.
Explosive properties:
The product is not self-igniting.
The product is not explosive.

SECTION 10: STABILITY AND REACTIVITY

• Reactivity:
  Forms chlorine dioxide (ClO₂) with acids.
  2 Chemical stability:
  Stable under normal conditions of use.
  10.3 Possibility of hazardous reactions:
  Reacts with acids, releasing chlorine dioxide.
  Toxic gases are released in contact with acids.
  Do not allow the product to dry out.
  10.4 Conditions to avoid:
  Avoid high temperatures and direct sunlight.
  10.5 Incompatible materials:
  Reducing agents
  Flammable substances
  Alcohols
  Heavy metal salts
  10.6 Hazardous decomposition products:
  In case of fire: gases/vapors, toxic chlorine compounds, chlorine dioxide (ClO₂).

SECTION 11: TOXICOLOGICAL INFORMATION
11.1 Information on hazard classes defined in Regulation (EC) No 1272/2008
Acute toxicity:

Substance	Exposure route	LD50 (Lethal Dose 50%)	Organism
Sodium chlorite	Oral	284 mg/kg	Rat
Sodium chlorite	Dermal	134 mg/kg	Rabbit

Skin corrosion/irritation:
Based on available data, classification criteria are not met.
Serious eye damage/irritation:
Based on available data, classification criteria are not met.
Respiratory or skin sensitization:
Based on available data, classification criteria are not met.
Mutagenicity:
Based on available data, classification criteria are not met.
Carcinogenicity:
Based on available data, classification criteria are not met.
Reproductive toxicity:
Based on available data, classification criteria are not met.
STOT – single exposure:
Based on available data, classification criteria are not met.
STOT – repeated exposure:
Based on available data, classification criteria are not met.
Aspiration hazard:
Based on available data, classification criteria are not met.
11.2 Information on other hazards
Endocrine-disrupting properties: No data.
Other information: No data.

SECTION 12: ECOLOGICAL INFORMATION
12.1 Toxicity
Sodium chlorite – impact on organisms:

Substance	LC50 (Lethal Concentration 50%)	Duration	Organism
Sodium chlorite	>75 – <360 mg/L	2 days	Fish Danio rerio
Sodium chlorite	>0.1 – <1.4 mg/L	4 days	Crustaceans Daphnia Magna
Sodium chlorite	>0.904 – <5.43 mg/L	3 days	Algae, aquatic plants

• Persistence and degradability
  No data available.
• 3 Bioaccumulation potential
  No data available.
• Mobility in soil
  The product is biologically difficult to degrade.
  Do not allow penetration into sewage systems, any other water bodies, or soil.
• Results of PBT and vPvB assessment
  Does not meet the criteria according to REACH, Annex XIII.
• Endocrine-disrupting properties
  No data available.
  7 Other adverse effects
  No data available.

SECTION 13: DISPOSAL CONSIDERATIONS
13.1 Waste treatment methods
Recommendation:
Disposal of waste substances in accordance with official regulations.
Contaminated packaging:
Disposal of waste substances in accordance with official regulations.
Waste designation: 15 01 02 – plastic packaging.
Information related to waste management:
No data available.
Information related to sewage disposal: No data available.
Other disposal recommendations: No data available.

SECTION 14: TRANSPORT INFORMATION
The product is not transported under dangerous goods regulations.

Mode of transport	Status
Land transport (ADR/RID)	Not dangerous goods
Sea transport (IMDG)	Not dangerous goods
Air transport (IATA)	Not dangerous goods

14.1 UN Number: -
14.2 UN Proper shipping name: -
14.3 Transport hazard classes: -
14.4 Packaging group: -
14.5 Environmental hazards: -
14.6 Special precautions: -
Additional information:
Exempted quantities (EQ): -
Limited quantities (LQ): -
Tunnel restrictions: -

SECTION 15: REGULATORY INFORMATION
15.1 Safety, health, and environmental regulations specific for the substance or mixture
Regulation (EC) No. 1907/2006 (REACH) and amendments.
Regulation (EC) No. 1272/2008 (CLP) and amendments.
Chemicals Act (Official Gazette of RS, No. 110/03 and amendments).
Waste Management Regulation (Official Gazette of RS No. 37/15 and amendments).
Packaging Waste Regulation (Official Gazette of RS No. 84/06 and amendments).
ADR Agreement on International Carriage of Dangerous Goods by Road.
Other EU regulations:
Directive 2012/18/EU (Seveso-III Directive): not applicable.
Does not contain any REACH candidate substances.
Does not contain substances listed in Annex XIV REACH.
Data under Directive 2004/42/EC on VOC emissions: not relevant.
Detergents Regulation (EC 648/2004): not relevant.
National regulations:
Worker Protection Regulations on Chemical Exposure (Official Gazette RS No. 72/21).
Regulations on Exposure to Carcinogenic or Mutagenic Substances (Official Gazette RS No. 101/05 and amendments).
Regulation on PPE Implementation (Official Gazette RS No. 33/18).
List of Harmonized PPE Standards (C 412 / 11.12.2015 and amendments).
Occupational Safety and Health Act (Official Gazette RS No. 43/2011)
15.2 Chemical safety assessment
Not prepared.

SECTION 16: OTHER INFORMATION
Changes in the safety data sheet: New SDS.
Abbreviations and acronyms:
ADR – European Agreement concerning the International Carriage of Dangerous Goods by Road
ATE – Acute Toxicity Estimate
CAS – Chemical Abstracts Service registry number
CLP – Classification, Labeling, and Packaging Regulation (EC 1272/2008)
DNEL – Derived No-Effect Level
ECHA – European Chemicals Agency
GHS – Globally Harmonized System
IATA – International Air Transport Association
IMDG – International Maritime Dangerous Goods Code
LC50 – Lethal concentration for 50% of the test population
LD50 – Lethal dose for 50% of the test population
PPE – Personal Protective Equipment
PBT – Persistent, Bioaccumulative, and Toxic substances
REACH – Registration, Evaluation, Authorization, and Restriction of Chemicals
RID – Regulations concerning the International Carriage of Dangerous Goods by Rail
SVHC – Substance of Very High Concern
vPvB – Very Persistent, Very Bioaccumulative substances
Hazard classifications:
Ox. Sol. 1 – Oxidizing solid, category 1
Acute Tox. 2, 3 – Acute toxicity (oral), categories 2, 3
Aquatic Chronic 2 – Hazardous to the aquatic environment, chronic category 2
Skin Corr. 1B – Skin corrosion, category 1B
STOT RE 2 – Specific Target Organ Toxicity – Repeated Exposure, category 2
Aquatic Acute 1 – Hazardous to the aquatic environment, acute category 1
Aquatic Chronic 3 – Hazardous to the aquatic environment, chronic category
List of relevant H-statements:
H271 – May cause fire or explosion; strong oxidizer.
H301 – Toxic if swallowed.
H310 – Fatal in contact with skin.
H314 – Causes severe skin burns and eye damage.
H373 – May cause damage to organs through prolonged or repeated exposure
H410 – Very toxic to aquatic life with long-lasting effects.
H412 – Harmful to aquatic life with long-lasting effects.

NOTICE TO USER The information in this safety data sheet is based on our current knowledge as of the last issue date. Users must verify the suitability and completeness of the information for each specific application of the product. This document should not be interpreted as a guarantee of specific product properties. Product use is beyond our direct control, and the user is responsible for compliance with relevant health and safety laws and regulations. The manufacturer does not assume liability for improper use.