QM1 / PSE-030-PDS-032 / part 100 / Version 00
Trade name: Tantalum
Health, Safety and Environment Information
PDS – PRODUCT DATA SHEET pursuant to Regulation (EG) 1907/2006 (REACH)

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1. Identification of the substanceand of the company* Identification of the substance: Ta, Ta2.5W, Ta10W * Use of the substance: products such as forcapacitors, heat exchanger *Company: PLANSEE SE, A-6600 Reutte, e-mail:environment.management@plansee.com *Emergency number: phone +43 (5672)600-0

2. Hazards Identification*Classification: not hazardous material pursuant to Regulation (EC) no. 1272/2008 EC or EC Directive
67/548/EEC *Compact Metal / Alloy with no Risk to Human Health or the Environment.

3. Composition/Information oningredients*Summary: tantalum, tantalum (Ta2.5W/Ta10W) additional 2,5/10 % mass fraction tungsten
EC no. tantalum: 231-135-5, tungsten: 231-143-9
CAS no. tantalum: 7440-25-7, tungsten: 7440-33-7*Hazardous components: none

4. First-aid measures*Inhalation: no exposure when used as directed. *Skin contact: wash dust off thoroughly with soap andwater. * Doctor is needed or advisable: consult a physician after prolonged exposure to dust.

5. Fire-fighting measures*Suitable extinguishing media: The product itself is not flammable. *Adapt extinguishing measures tosurroundings.*Special hazard: increased fire hazard during dust formation. *Protective equipment:
breathing protection in the presence of dust.

6. Accidental release measures*Personnel-related precautionary measures: dust should be suction cleaned directly at source.
*Environmental protection measures: no particular environmental protection measures are required.

7. Handling and storage*Handling: Avoid dust formation. *Use suction cleaning with filter if unavoidable.
*Storage: no special measures required.

8. Exposure controls/personal
protection*Exposure thresholds: workplace: tantalum 5 mg/m³, tungsten 5 mg/m³ inhalable fraction, mean daily
value *Dust-like emissions: General 5 mg/m³ *Wastewater emissions: tungsten 5 mg/l *Workplace
exposure: install suction cleaning when working with dust and sublimate and use at least one FFP2
respirator. *Environmental exposure: install suction cleaning with filter when working with dust formation.
*Do not empty into drains.

9. Physical and chemical
properties*Appearance: solid grey material *Melting point: 2996°C *Density: 16,6 g/cm³ at 20°C *Solubility:
insoluble in water, acids and bases, soluble only in oxidizing acids in combination with hydrofluoric acid.

10. Stability and reactivity*Conditions to be avoided: none *Substances to be avoided: none

11. Toxicological information*No known toxic effects.

12. Ecological information*Ecotoxicity: No known ecotoxic effects. *Mobility: low mobility due to low solubility. *Persistence anddegradability: stable inorganic material. *Bioaccumulation potential: no data available.

13. Disposal considerations*Dispose of residues as metal waste. *Obey national or regional regulations.

14. Transport information*ADR / RID / ADN / IATA (ICAO) / IMDG: not a dangerous good pursuant to international transport
regulations.

15. Regulatory information*No labeling required. *The exposure thresholds given under item 8 pertain to Austrian legal regulations.
*Obey national regulations.

16. Other information*Above information corresponds to our current state of knowledge However, this shall notconstitute a guarantee for any specific product features and shall not establish alegally valid contractual relationship.
*Detailed results of the toxicological and ecotoxicological effects are described in the chemical safety reportfor REACH registration.

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Changes to last version

Prepared/Updated:

PlanseeReplacement for

Released:

Plansee

Valid from:

12-Jul-2022

007 /SD-TA-02

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Template: QM1 / PSE-030-TP-029 / part 100 / Version 00