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01 / SAFETY DATA SHEET

Lanthanum, Chips 2098 SDS

Collected by RESDS. Original publisher PDF retained. Original ProChem SDS for Lanthanum, Chips. Product number 2098; revision 11/21. Publication authorized by the user on 2026-09-14.

02 / SPECIFICATIONS

Material & document specifications

Material
Lanthanum, Chips
Product / grade
2098
Publisher
ProChem, Inc.
Region
United States
File name
prochem-lanthanumchipsunderoil-2098.pdf
Document type
SDS
CAS reference(s)
7439-91-0
Language
English
Original revision
11/21
Pages
4
File size
874 KB
Downloads
1
Date added
2026-09-14
LaElemental metalPieces / chips / granulesComposition not fully established
Why this document matches

Composition is not fully established. An unlisted element is not proof of absence.

La · Composition · Page 2
Formula: La
03 / ORIGINAL PDF

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07 / OTHER PUBLISHERS

Same material — SDS from other publishers

9 documents in this material index. Product grades, hydration states and formulations must be checked in each original PDF.

PDF · 4 pages

Lanthanum metal SDS – CAS 7439-91-0 – Ames Laboratory

Ames Laboratory, US DOE — Materials Preparation Center

English · January 26, 2016

PDF · 8 pages

Lanthanum foil ALFAA41558 SDS – Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

English · 30-Jul-2026

PDF · 8 pages

Lanthanum foil ALFAA10220 SDS – Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

English · 30-Jul-2026

PDF · 8 pages

Lanthanum rod ALFAA40292 SDS – Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

English · 30-Jul-2026

PDF · 8 pages

Lanthanum powder ALFAA45908 SDS – Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

English · 30-Jul-2026

PDF · 8 pages

Lanthanum powder ALFAA44182 SDS – Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

English · 30-Jul-2026

PDF · 8 pages

Lanthanum pieces ALFAA00175 SDS – Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

English · 30-Jul-2026

PDF · 8 pages

Lanthanum rod ALFAA40293 SDS – Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)

English · 30-Jul-2026

PDF · 8 pages

Lanthanum powder (99.9% REO) 93-5745 SDS – Strem Chemicals, Inc.

Strem Chemicals, Inc.

Korean · 2021.07.21

08 / GLOBAL SEARCH

Search this material across search engines

Search query: Lanthanum, Chips SDS

Official chemical reference sources

Source guide ↗

CAS references recorded in this SDS. Properties below describe individual substances, not necessarily the complete product. Check the original SDS for mixtures, grades and hydrate states.

CAS 7439-91-0Chemical reference & source links
Chemical name (IUPAC)
View at PubChem ↗
Molecular formula
View at PubChem ↗
Molecular weight
View at PubChem ↗
Selected synonyms
View at PubChem ↗

Open this reference to retrieve available PubChem properties. Official lookup links remain available.

GHS provides classification criteria. The applicable hazard classification must be checked for the specific product and jurisdiction.

04 / SOURCE COMPANY

Original publisher & company information

Manufacturer / supplier listed in SDS

ProChem, Inc.

Official website checked
Brand / organization
ProChem
Country / office
United States
SDS contact email
Not stated in SDS
Business phone in SDS
815-398-1788
Product / reference
2098
Official website contactinfo@prochemonline.com (General inquiries)Source · Checked 2026-09-14

Official site identifies ProChem, Inc. at 826 Roosevelt Road, Rockford, IL 61109 and publishes its general contact email.

View extracted supplier details
COMPANY INFORMATION

 PRODUCT NAME:    Lanthanum, Chips

 PRODUCT NUMBER:  2098

 CAS NUMBER:        7439-91-0

 MANUFACTURER:


 Prochem, Inc.                                         PHONE:        815-398-1788
 826 Roosevelt Road                                          FAX:           815-398-1810
 Rockford, IL  61109                                    TOLL FREE:    800-795-8788

About ProChem, Inc.

Official site identifies ProChem, Inc. at 826 Roosevelt Road, Rockford, IL 61109 and publishes its general contact email.

Company website & profile
Document source & record history

Original record: Lanthanum, Chips – ProChem SDS

Added: 2026-09-14T07:55:29.000Z · Record updated: 2026-09-14T09:37:05.650Z

Original file SHA-256: a60627af6eaa0d9daadf9a364a01c960ab1154c00367d043990599482e650677

Original source PDF

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05 / MATERIAL SUPPLIERS

Suppliers of this material

Companies identified from matching material SDS and checked official product pages. Confirm grade, formulation and availability with the supplier. Missing contacts are not inferred.

CompanyCountryWebsiteEmailPhoneEvidence
Ames Laboratory, US DOEUnited StatesWebsite mpc@ameslab.gov515-294-5236Source Same material SDS; verify grade and availability
Avocado Research Chemicals Ltd.United KingdomWebsite Not stated+44 (0) 1524 850506Source Same material SDS; verify grade and availability
Strem Chemicals, Inc.United StatesWebsite info@strem.comNot statedSource Same material SDS; verify grade and availability
Search the web for more suppliers
06 / DOCUMENT TEXT

Full document text

4 pages · Original document language

Text extracted from the original PDF. Page order and original wording are preserved; tables and symbols may differ from the PDF layout. Check the original PDF for safety-critical details.

Page 1

SECTION 1 PRODUCT AND COMPANY INFORMATION

PRODUCT NAME: Lanthanum, Chips

PRODUCT NUMBER: 2098

CAS NUMBER: 7439-91-0

MANUFACTURER:

Prochem, Inc. PHONE: 815-398-1788 826 Roosevelt Road FAX: 815-398-1810 Rockford, IL 61109 TOLL FREE: 800-795-8788

IN CASE OF TRANSPORTATION EMERGENCY CONTACT CHEM-TREC: 1-800-424-9300

SECTION 2 HAZARDS IDENTIFICATION

CLASSIFICATION OF SUBSTANCE OR MIXTURE

Pictogram

Signal Word Danger

Hazard Statements

H228 Flammable solid. H260 In contact with water released flammable gases, which may ignite spontaneously.

Precautionary Phrases

P210 Keep away from heat/sparks/open flames/hot surfaces. No smoking. P223 Keep away from any possible contact with water, because of violent reaction and possible flash fire. P231+P232 Handle under inert gas. Protect from moisture. P280 Wear protective gloves/protective clothing/eye protection/face protection. P335+P334 Brush off loose particles from skin. Immerse in cool water/wrap in wet bandages. P370+P378 In case of fire: Use dry sand, dry chemical, or alcohol-resistant foam for extinction P402+P404 Store in a dry place. Store in a closed container.

HMIS CLASSIFICATION: Health: 0 Fire: 4 Reactivity Hazard: 2 NFPA RATING: Health: 0 Flammability: 4 Reactivity Hazard: 2 Specific Hazard: W

EYE CONTACT: Oil, and dust, if present, may cause slight to mild irritation of the eyes. SKIN CONTACT: Dust, if present, may cause slight to mild irritation of the skin. INHALATION: Inhalation of any oil free fine dust may be irritation to the nasal cavity, mucous membranes, and respiratory tract. INGESTION: No information is available on the physiological effects of ingestion. Mineral oil may be harmful.

LANTHANUM CHIPS PAGE 1

Page 2

SECTION 3 COMPOSITION / INFORMATION ON INGREDIENTS

Formula: La

Molecular Weight: 138.91

CHEMICAL NAME CAS# %

Lanthanum 7439-91-0 100

SECTION 4 FIRST AID MEASURES

EYE EXPOSURE: Immediately flush the eyes with copious amounts of water for at least 15 minutes. Assure flushing under eyelids. A victim may need assistance in keeping their eyelids open. Get immediate competent medical attention. SKIN EXPOSURE: Wash affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if irritation persists. INHALATION: Remove to fresh air and keep at rest. Closely monitor the victim for signs of respiratory problems, such as difficulty in breathing, coughing, wheezing, or pain. In such cases, seek immediate medical assistance. INGESTION: Seek medical assistance immediately. Keep the victim calm. Give the victim water (only if conscious). Induce vomiting only if directed by medical personnel.

SECTION 5 FIREFIGHTING MEASURES

FLASH POINT: Not available AUTO IGNITION TEMPERATURE: Not available EXPLOSION LIMITS: Not available EXTINGUISHING MEDIUM: Dry chemical or class D metal fire agents. SPECIAL FIRE FIGHTING PROCEDURES: Wear self-contained, approved breathing apparatus and full protective clothing, including eye protection and boots. HAZARDOUS COMBUSTION AND DECOMPOSITION PRODUCTS: Lanthanum oxides UNUSUAL FIRE OR EXPLOSION HAZARDS: Flammable solid. Burns with intense heat. Any dust may form explosive mixtures with air. Evolves hydrogen with hot water.

SECTION 6 ACCIDENTAL RELEASE MEASURES

PERSONAL PRECAUTIONS: Wear all appropriate equipment when using this material. Ensure adequate ventilation. Avoid the formation of dust. Avoid breathing vapors, mist, gas, or dust. Keep away from ignition sources. ENVIRONMENTAL PRECAUTIONS: Prevent spillage from entering drains or allowing to be released into the environment. METHODS AND MATERIALS FOR CONTAINMENT AND CLEANING UP: Sweep up and place in suitable container for proper disposal.

SECTION 7 HANDLING AND STORAGE

PRECAUTIONS FOR SAFE HANDLING: Wear appropriate personal protective equipment. Avoid contact with skin and eyes. Use with adequate ventilation. Avoid formation of dusts and aerosols. Handle under dry protective gas. CONDITIONS FOR SAFE STORAGE: Store in cool, dry, and well-ventilated area. Store under mineral oil and dry inert gas. Store away from oxidizing agents, acidic materials, air, water, and moisture. Air sensitive.

SECTION 8 EXPOSURE CONTROLS AND PERSONAL PROTECTION

EXPOSURE CONTROLS: Contains no substances with occupational exposure limit values. EYE PROTECTION: Wear chemical safety glasses or goggles and face shield. SKIN PROTECTION: Wear nitrile or rubber gloves, and a complete suit protecting against chemicals. VENTILATION: Provide local exhaust, preferably mechanical. RESPIRATOR: Use an approved respirator. ADDITIONAL PROTECTION: Provide eyewash stations, quick-drench showers and washing facilities accessible to areas of use and handling.

LANTHANUM CHIPS PAGE 2

Page 3

SECTION 9 PHYSICAL AND CHEMICAL PROPERTIES

COLOR AND FORM: Gray solid in mineral oil ODOR: None MOLECULAR WEIGHT: 138.91 BOILING POINT: 3454° C MELTING POINT: 920° C SPECIFIC GRAVITY: 6.17 gm/ml VAPOR DENSITY: No data available SOLUBILITY: Reacts with water

SECTION 10 STABILITY AND REACTIVITY

STABILITY: Air and moisture sensitive HAZARDOUS POLYMERIZATION: Will not occur CONDITIONS TO AVOID: Contact with hot water and any oil free fine dust with air. INCOMPATIBILITY: Acids, oxidizing agents, air, acid chlorines, halogens, water, moisture, halogens, phosphorous, sulfur compounds, and alcohols. DECOMPOSITION PRODUCTS: Lanthanum oxides

SECTION 11 TOXICOLOGICAL DATA

ACUTE TOXICITY: Not available CARCINOGENIC EFFECTS: No components of this product present at levels greater than or equal to 0.1% is identified a carcinogen. MUTAGENIC EFFECTS: Not available TETRATOGENIC EFFECTS: Not available RTECS: No data

To the best of our knowledge the toxicological effects of this compound have not been fully investigated.

SECTION 12 ECOLOGICAL DATA

No data available.

SECTION 13 DISPOSAL CONSIDERATIONS

Dispose of in according to local, state, and federal regulations.

SECTION 14 TRANSPORTATION DATA

UN3208 Metallic substance, water-reactive, n.o.s. (Lanthanum) CLASS 4.3 PG I

Marine Pollutant: No

SECTION 15 REGULATORY INFORMATION

TSCA: Listed in the TSCA inventory SARA 302/304: Not Listed

SARA 311/312: Reactivity Hazard

LANTHANUM CHIPS PAGE 3

Page 4

SECTION 15 REGULATORY INFORMATION (Cont.)

SARA (TITLE 313): Not Listed CALIFORNIA PROP. 65: Not Listed MASSACHUSETTS RIGHT TO KNOW COMPONENTS: No components are subject to the Massachusetts Right to Know Act. NEW JERSEY RIGHT TO KNOW COMPONENTS: Lanthanum PENNSYLVANIA RIGHT TO KNOW COMPONENTS: Lanthanum

SECTION 16 OTHER INFORMATION

DISCLAIMER: The information herein is believed to be accurate and reliable as of the date compiled. However, Prochem, Inc. makes no representation, warranty, or guarantee of any kind with respect to the information in this document or any use of the product based on the information. DATE REVISED: 11/21 SDS DEPT.

LANTHANUM CHIPS PAGE 4

09 / WIKIPEDIA

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