SAFETY DATA SHEET according to Regulation 1907/2006
Product name:


Creation date: 23.11.2017 · Revision: 2.6.2020 · Version: 2.0

1. Identification of the substance/mixture and of the company/undertaking

1.1. Product identifier

Product name


1.2. Relevant identified uses of the substance or mixture and uses advised against

Relevant identified uses

Industrial use.

Uses advised against

No information.

1.3. Details of the supplier of the safety data sheet


SILKEM, d.o.o.
Address: Tovarniška cesta 10, 2325 Kidričevo, Slovenia
Phone: +386 2 7991 200
Fax: +386 2 7991 230

1.4. Emergency telephone number




+386 2 7991 208 (7h - 15h)

2. Hazards identification

2.1 Classification of the substance or mixture

Classification according to Regulation (EC) No 1272/2008 (CLP)

According to the regulation, the product is not classified as hazardous.

2.2 Label elements

2.2.1. Labelling according to Regulation (EC) No 1272/2008 [CLP]

Pictograms not applicable according to Regulation 1272/2008.

2.2.2. Contains:


2.2.3. Special provisions

The product is not classified as dangerous according to regulations.

2.3. Other hazards

The substances in the mixture are not classified as persistent, bioaccumulative and toxic (PBT) or very persistent and very bioaccumulative (vPvB).

3. Composition/information on ingredients

3.1. Substances

For mixtures see 3.2.

3.2. Mixtures

Name CAS
% Classification according to Regulation (EC)
No 1272/2008 (CLP)
Specific Conc. Limits Classification according to directive 67/548/EEC or 99/45/EC REACH Registration No.
Boehmite 1318-23-6
>99 not classified not classified 01-2119555298-28-0018

4. First aid measures

4.1. Description of first aid measures

General notes

When in doubt or if feeling unwell seek medical assistance. Never give anything by mouth to an unconscious person. Place patient in recovery position and ensure airway patency.

Following inhalation

Remove patient to fresh air - move out of dangerous area. If symptoms develop and persist, seek medical attention.

Following skin contact

Take off all contaminated clothing. If symptoms develop and persist, seek medical attention. Areas of the body that have come into contact with the product must be rinsed with water. Wash contaminated clothes and shoes before reuse.

Following eye contact

Immediately flush eyes with running water, keeping eyelids apart. If irritation persists, seek professional medical attention.

Following ingestion

Do not induce vomiting! Rinse mouth thoroughly with water. In case of doubt or if feeling unwell seek medical help. Show the physician the safety data sheet or label.

4.2. Most important symptoms and effects, both acute and delayed



Skin contact


Eye contact




4.3. Indication of any immediate medical attention and special treatment needed

Treat symptomatically.

5. Firefighting measures

5.1. Extinguishing media

Suitable extinguishing media

Use extinguishing measures that are appropriate to local circumstances and the surrounding environment.

Unsuitable extinguishing media

Full water jet.

5.2. Special hazards arising from the substance or mixture

Hazardous combustion products


5.3. Advice for firefighters

Protective actions


Special protective equipment for firefighters

In case of fire: Wear suitable respiratory equipment - self-contained breathing apparatus and full protective equipment.

Additional information

Contaminated firefighting water and fire residues must be disposed of in accordance with the local regulations.


6.1. Personal precautions, protective equipment and emergency procedures

6.1.1. For non-emergency personnel

Protective equipment

Use personal protective equipment (Section 8). Do not breathe dust.

Emergency procedures

Ensure adequate ventilation.

6.1.2. For emergency responders


6.2. Environmental precautions

Do not allow product to reach water/drains/sewage systems or permeable soil.

6.3. Methods and material for containment and cleaning up

6.3.1. For containment

Prevent spillage - close holes on damaged container.

6.3.2. For cleaning up

Take up mechanically and collect in suitable container and dispose according to current regulations.

6.3.3. Other information


6.4. Reference to other sections

See also Sections 8 and 13.

7. Handling and storage

7.1. Precautions for safe handling

7.1.1. Protective measures

Measures to prevent fire

Ensure adequate ventilation.

Measures to prevent aerosol and dust generation

Prevent dusting.

Measures to protect the environment


7.1.2. Advice on general occupational hygiene

Use good personal hygiene practices – wash hands at breaks and when done working with material. Do not eat, drink or smoke while working. Do not breathe dust. Use personal protective equipment.

7.2. Conditions for safe storage, including any incompatibilities

7.2.1. Technical measures and storage conditions

Keep in cool and well ventilated area. Keep in a dry place. Keep away from moisture. Keep away from food, drink and animal feeding stuffs.

7.2.2. Packaging materials


7.2.3. Requirements for storage rooms and vessels


7.2.4. Storage class


7.2.5. Further information on storage conditions


7.3. Specific end use(s)


See identified uses in Section 1.2.

Industrial sector specific solutions


8. Exposure controls/personal protection

8.1. Control parameters

8.1.1. Occupational exposure limit values

No information.

8.1.2. Information on monitoring procedures

BS EN 14042:2003 Workplace atmospheres. Guide for the application and use of procedures for the assessment of exposure to chemical and biological agents. BS EN 482:2012+A1:2015 Workplace exposure. General requirements for the performance of procedures for the measurement of chemical agents. BS EN 689:2018 Workplace exposure. Measurement of exposure by inhalation to chemical agents. Strategy for testing compliance with occupational exposure limit values.

8.1.3. DNEL/DMEL values

For components

Name Type Exposure route Exposure frequency Value Remark
Boehmite (1318-23-6) Worker inhalation long term () 3,59 mg/m³
Boehmite (1318-23-6) Consumer oral long term (systemic effects) 2,37 mg/kg bw/day

8.1.4. PNEC values

For components

Name Exposure route Value Remark
Boehmite (1318-23-6) fresh water 74,9 μg/l
Boehmite (1318-23-6) water treatment plant 20 mg/L

8.2. Exposure controls

8.2.1. Appropriate engineering control

Substance/mixture related measures to prevent exposure during identified uses

Do not breathe dust.

Technical measures to prevent exposure

Provide good ventilation and local exhaust in areas with increased concentration.

8.2.2. Personal protective equipment

Eye and face protection

If there is risk of splashing into eyes, wear safety glasses with side shields (EN 166).

Hand protection

Protective gloves (EN 374).

Skin protection

Cotton protective clothing and shoes that cover the entire foot (EN ISO 20345).

Respiratory protection

Not needed under normal use and adequate ventilation. In case of insufficient ventilation wear mask with filter P2.

Thermal hazards


8.2.3. Environmental exposure controls



9.1. Information on basic physical and chemical properties

- Physical state: liquid
- Colour: white
- Odour: no odour

Important health, safety and environmental information

- pH 9 – 10
- Melting point/freezing point No information.
- Initial boiling point/boiling range No information.
- Flash point No information.
- Evaporation rate No information.
- Flammability (solid, gas) Not flammable.
- Explosion limits (vol%) Not explosive.
- Vapour pressure No information.
- Vapour density No information.
- Density Relative density:
1500 – 1700
- Solubility No information.
- Partition coefficient No information.
- Auto-ignition temperature Not self-igniting.
- Decomposition temperature > 340 °C
- Viscosity No information.
- Explosive properties No information.
- Oxidising properties Not oxidising.

9.2. Other information

- Remarks:


10.1. Reactivity

Stable under normal conditions.

10.2. Chemical stability

Product is stable under normal conditions of use, recommended handling and storage conditions.

10.3. Possibility of hazardous reactions

No dangerous reactions occur under normal conditions of storage and use.

10.4. Conditions to avoid

Avoid high temperatures. Boehmite decomposes at temperature > 340°C into water (H2O) and aluminum oxide (Al2O3) without melting.

10.5. Incompatible materials

Strong bases.

10.6. Hazardous decomposition products

Under normal use conditions no hazardous decomposition products are expected.

11. Toxicological information

11.1. Information on toxicological effects

(a) Acute toxicity

NameExposure routeTypeSpeciesTimeValueMethodRemark
Boehmite (1318-23-6)oralLD50rat> 2000 mg/kg bw
Boehmite (1318-23-6)inhalationLC50rat4 h 7,6 mg/l

(b) Skin corrosion/irritation

Boehmite (1318-23-6)Non-irritant.

(c) Serious eye damage/irritation

Boehmite (1318-23-6)Non-irritant.

(d) Respiratory or skin sensitisation

NameExposure routeSpeciesTimeResultMethodRemark
Boehmite (1318-23-6)-Not classified.

(e) (Germ cell) mutagenicity

Boehmite (1318-23-6)Not mutagenic.

(f) Carcinogenicity

NameExposure routeTypeSpeciesTimeValueResultMethodRemark
Boehmite (1318-23-6)negative

(g) Reproductive toxicity

NameReproductive toxicity typeTypeSpeciesTimeValueResultMethodRemark
Boehmite (1318-23-6)--Negative.

Summary of evaluation of the CMR properties

No information.

(h) STOT-single exposure

No information.

(i) STOT-repeated exposure

NameExposure routeTypeSpeciesTimeOrganValueResultMethodRemark
Boehmite (1318-23-6)oralNOAELrat 30 mg/kg bw/daychronic
Boehmite (1318-23-6)inhalationNOAELrat 70 mg/m3subchronic

(j) Aspiration hazard

Boehmite (1318-23-6)No adverse effect observed.

12. Ecological information

12.1. Toxicity

12.1.1. Acute (short-term) toxicity

For components
Substance (CAS Nr.) Type Value Exposure time Species Organism Method Remark
Boehmite (1318-23-6) LC50 > 100 mg/L fish
EC50 > 100 mg/L Daphnia

12.1.2. Chronic (long-term) toxicity

No information.

12.2. Persistence and degradability

12.2.1. Abiotic degradation, physical- and photo-chemical elimination

No information.

12.2.2. Biodegradation

No information.

12.3. Bioaccumulative potential

12.3.1. Partition coefficient

No information.

12.3.2. Bioconcentration factor (BCF)

No information.

12.4. Mobility in soil

12.4.1. Known or predicted distribution to environmental compartments

No information.

12.4.2. Surface tension

No information.

12.4.3. Adsorption/Desorption

No information.

12.5. Results of PBT and vPvB assessment

The substance is not classified as persistent, toxic, or a substance that can accumulate (PBT) or very persistent and very bioaccumulative (vPvB) substance.

12.6. Other adverse effects

No information.

12.7. Additional information

For components

Substance: Boehmite

WGK: 0

13. Disposal considerations

13.1. Waste treatment methods

13.1.1. Product / Packaging disposal

Waste chemical

Waste should be handled in accordance with local or national regulations


Dispose of according to current environmental regulations.

13.1.2. Waste treatment-relevant information

Disposal in accordance with the Rules on the management of waste.

13.1.3. Sewage disposal-relevant information


13.1.4. Other disposal recommendations

Comply with the applicable legislation.

14. Transport information

14.1. UN number

Not applicable.

14.2. UN proper shipping name

ADR, RID, IMDG, ADN, IATA: Not dangerous according to transport regulations.

14.3. Transport hazard class(es)

Not applicable.

14.4. Packing group

Not applicable.

14.5. Environmental hazards


14.6. Special precautions for user

Not applicable.

14.7. Transport in bulk according to Annex II of Marpol and the IBC Code

Not applicable.

15. Regulatory information

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

- Regulation (EC) No 1907/2006 concerning the Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH)(including last amendment Commission Regulation (EU) 2015/830)

- Regulation (EC) No 1272/2008 on classification, labelling and packaging of substances and mixtures

15.1.1. Information according 2004/42/EC about limitation of emissions of volatile organic compounds (VOC-guideline)

Not applicable.

15.2. Chemical Safety Assessment

No Chemical Safety Assessment has been carried out for this substance/mixture by the supplier.

16. Other information

Indication of changes


Abbreviations and acronyms

ATE - Acute Toxicity Estimate
ADR - European Agreement concerning the International Carriage of Dangerous Goods by Road
ADN - European Agreement concerning the International Carriage of Dangerous Goods by Inland Waterways
CEN - European Committee for Standardisation
C&L - Classification and Labelling
CLP - Classification Labelling Packaging Regulation; Regulation (EC) No 1272/2008
CAS# - Chemical Abstracts Service number
CMR - Carcinogen, Mutagen, or Reproductive Toxicant
CSA - Chemical Safety Assessment
CSR - Chemical Safety Report
DMEL - Derived Minimal Effect Level
DNEL - Derived No Effect Level
DPD - Dangerous Preparations Directive 1999/45/EC
DSD - Dangerous Substances Directive 67/548/EEC
DU - Downstream User
EC - European Community
ECHA - European Chemicals Agency
EC-Number - EINECS and ELINCS Number (see also EINECS and ELINCS)
EEA - European Economic Area (EU + Iceland, Liechtenstein and Norway)
EEC - European Economic Community
EINECS - European Inventory of Existing Commercial Substances
ELINCS - European List of notified Chemical Substances
EN - European Standard
EQS - Environmental Quality Standard
EU - European Union
Euphrac - European Phrase Catalogue
EWC - European Waste Catalogue (replaced by LoW – see below)
GES - Generic Exposure Scenario
GHS - Globally Harmonized System
IATA - International Air Transport Association
ICAO-TI - Technical Instructions for the Safe Transport of Dangerous Goods by Air
IMDG - International Maritime Dangerous Goods
IMSBC - International Maritime Solid Bulk Cargoes
IT - Information Technology
IUCLID - International Uniform Chemical Information Database
IUPAC - International Union for Pure Applied Chemistry
JRC - Joint Research Centre
Kow - octanol-water partition coefficient
LC50 - Lethal Concentration to 50 % of a test population
LD50 - Lethal Dose to 50% of a test population (Median Lethal Dose)
LE - Legal Entity
LoW - List of Wastes (see
LR - Lead Registrant
M/I - Manufacturer / Importer
MS - Member States
MSDS - Material Safety Data Sheet
OC - Operational Conditions
OECD - Organization for Economic Co-operation and Development
OEL - Occupational Exposure Limit
OJ - Official Journal
OR - Only Representative
OSHA - European Agency for Safety and Health at work
PBT - Persistent, Bioaccumulative and Toxic substance
PEC - Predicted Effect Concentration
PNEC(s) - Predicted No Effect Concentration(s)
PPE - Personal Protection Equipment
(Q)SAR - Qualitative Structure Activity Relationship
REACH - Registration, Evaluation, Authorisation and Restriction of Chemicals Regulation (EC) No 1907/2006
RID - Regulations concerning the International Carriage of Dangerous Goods by Rail
RIP - REACH Implementation Project
RMM - Risk Management Measure
SCBA - Self-Contained Breathing Apparatus
SDS - Safety data sheet
SIEF - Substance Information Exchange Forum
SME - Small and Medium sized Enterprises
STOT - Specific Target Organ Toxicity
(STOT) RE - Repeated Exposure
(STOT) SE - Single Exposure
SVHC - Substances of Very High Concern
UN - United Nations
vPvB - Very Persistent and Very Bioaccumulative

Key literature references and sources for data


List of relevant H phrases


The information of this SDS is based on the present state of our knowledge and meets the requirements of EU and national laws. The user’s working conditions however, are beyond our knowledge and control. The product is not to be used for purposes other than those specified under Section 1 without a written permission. It remains the responsibility of the user to ensure that the necessary steps are taken to meet the laws and regulations. Handling of the product may only be done by people above 18 years of age, who are satisfactorily informed of how to do the work, the hazardous properties and necessary safety precautions. The information given in this SDS is to describe the product only in terms of health and safety requirements and should not, therefore, be construed as guaranteeing specific properties.