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01 / SAFETY DATA SHEET

Lanthanum (III) Hydroxide SDS

Collected by RESDS. Original publisher PDF retained. Original ProChem SDS for Lanthanum (III) Hydroxide. Product number 2140; revision 05/15. Publication authorized by the user on 2026-09-14.

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02 / ORIGINAL PDF

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03 / RESDS DATA ANALYSIS

Normalized SDS data & document analysis

RESDS derives the results below from this document’s extracted text and the site’s same-material index. Detected codes are not reclassified. “Not detected” does not mean “not present”; confirm the original PDF for safety-critical use.

SDS sections14/16
Coverage88%
Hazard codes3
Precautionary codes4
UN numbers0
Same-material docs2

GHS & transport evidence

Page links show the first occurrence found in extracted text.

Hazard statements
H315 p.1H319 p.1H335 p.1
Precautionary statements
P261 p.1P280 p.1P305+P351+P338 p.1P304+P340 p.1
CAS numbers
14507-19-8 p.1
Signal words
Warning

SDS 16-section coverage

14 section headings detected; 2 not detected by the parser.

1. Identification · not detected2. Hazard identification · detected3. Composition / ingredients · detected4. First-aid measures · detected5. Fire-fighting measures · detected6. Accidental release measures · detected7. Handling and storage · detected8. Exposure controls / PPE · detected9. Physical and chemical properties · detected10. Stability and reactivity · detected11. Toxicological information · detected12. Ecological information · detected13. Disposal considerations · detected14. Transport information · not detected15. Regulatory information · detected16. Other information · detected

Same-material SDS comparison

2 indexed documents · 2 publishers · 1 languages · 2 stated revisions · page range 3–7. This compares document metadata, not product equivalence.

PublisherRevisionLanguageRegionPages
Current ProChem, Inc.05/15EnglishUnited States3
Avocado Research Chemicals Ltd. (Part of Thermo Fisher Scientific)27-Jul-2026EnglishUnited Kingdom7
SDS publisher documentEXTRACTED RESDS parserCALCULATED deterministic conversion / coverageDERIVED same-material index comparison
04 / SPECIFICATIONS

Material & document specifications

Material
Lanthanum (III) Hydroxide
Product / grade
2140
Publisher
ProChem, Inc.
Region
United States
File name
prochem-lanthanumhydroxide-2140.pdf
Document type
SDS
CAS reference(s)
14507-19-8
Language
English
Original revision
05/15
Pages
3
File size
871 KB
Downloads
20
Date added
2026-09-14
05 / DOCUMENT TEXT

Full document text

3 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 (III) Hydroxide

PRODUCT NUMBER: 2140

CAS NUMBER: 14507-19-8

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 Warning

Hazard Statements

H315 Causes skin irritation. H319 Causes serious eye irritation. H335 May cause respiratory irritation.

Precautionary Phrases

P261 Avoid breathing dust/fume/gas/mist/vapors/spray. P280 Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

HMIS CLASSIFICATION: Health: 1 Fire: 0 Reactivity Hazard: 1 NFPA RATING: Health: 1 Flammability: 0 Reactivity Hazard: 1

EYE CONTACT: Dust may cause irritation of the eyes. SKIN CONTACT: Causes irritation of the skin. INHALATION: Inhalation of dust can lead to irritation of the respiratory tract. INGESTION: Seek medical treatment.

LANTHANUM (III) HYDROXIDE PAGE 1

Page 2

SECTION 3 COMPOSITION / INFORMATION ON INGREDIENTS

Formula: La(OH)3

Molecular Weight: 189.93

CHEMICAL NAME CAS# %

Lanthanum (II) Hydroxide 14507-19-8 100

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 plenty of 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 assistant immediately.

SECTION 5 FIREFIGHTING MEASURES

FLASH POINT: Product is not flammable AUTO IGNITION TEMPERATURE: Not available EXPLOSION LIMITS: Not available EXTINGUISHING MEDIUM: Use fire fighting measures that suit the surrounding fire. 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 oxide

SECTION 6 ACCIDENTAL RELEASE MEASURES

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

SECTION 7 HANDLING AND STORAGE

PRECAUTIONS FOR SAFE HANDLING: Wear appropriate personal protective equipment. Ensure adequate ventilation. Avoid contact with skin and eyes. CONDITIONS FOR SAFE STORAGE: Store in cool, dry, and well-ventilated area. Store away oxidizing agents and acids.

SECTION 8 EXPOSURE CONTROLS AND PERSONAL PROTECTION

EXPOSURE CONTROLS: This product does not contain any relevant quantities of materials with critical values that have to be monitored. 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 (III) HYDROXIDE PAGE 2

Page 3

SECTION 9 PHYSICAL AND CHEMICAL PROPERTIES

COLOR AND FORM: White solid ODOR: None MOLECULAR WEIGHT: 189.93 BOILING POINT: No data available MELTING POINT: Decomposes SPECIFIC GRAVITY: No data available SOLUBILITY: Soluble

SECTION 10 STABILITY AND REACTIVITY

STABILITY: Stable HAZARDOUS POLYMERIZATION: Will not occur CONDITIONS TO AVOID: Excessive temperature INCOMPATIBILITY: Acids and oxidizing agents DECOMPOSITION PRODUCTS: Lanthanum oxide

SECTION 11 TOXICOLOGICAL DATA

ACUTE TOXICITY: Not available CARCINOGENIC EFFECTS: No component of this product present at levels greater than or equal to 0.1% is considered to be a human 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 information available

SECTION 13 DISPOSAL CONSIDERATIONS

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

SECTION 14 TRANSPORTATION DATA

Not a dangerous good

SECTION 15 REGULATORY INFORMATION

TSCA: No data

SARA (TITLE 313): Not listed

CALIFORNIA PROP. 65: Not Listed

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 PREPARED: 05/15 SDS DEPT.

LANTHANUM (III) HYDROXIDE PAGE 3

06 / OTHER PUBLISHERS

Same material — SDS from other publishers

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

07 / 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
2140
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 (III) Hydroxide

 PRODUCT NUMBER:  2140

 CAS NUMBER:        14507-19-8

 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 (III) Hydroxide – ProChem SDS

Added: 2026-09-14T07:59:24.000Z · Record updated: 2026-09-14T09:37:05.650Z

Original file SHA-256: a54b2981fcd2419d94bba442b6ef9798cd7907335cfb1dcae039bba131768456

Original source PDF

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08 / OFFICIAL REFERENCES

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 14507-19-8Chemical 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.

09 / 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
Avocado Research Chemicals Ltd.United KingdomWebsite Not stated+44 (0) 1524 850506Source Same material SDS; verify grade and availability
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10 / GLOBAL SEARCH

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11 / WIKIPEDIA

Material background on Wikipedia

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