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01 / SAFETY DATA SHEET

Samarium (III) Oxide 3100 SDS

Collected by RESDS. Original publisher PDF retained. Original ProChem SDS for Samarium (III) Oxide. Product number 3100; revision 08/25. Publication authorized by the user on 2026-09-14.

02 / SPECIFICATIONS

Material & document specifications

Material
Samarium (III) Oxide
Product / grade
3100
Publisher
ProChem, Inc.
Region
United States
File name
prochem-samariumoxide-3100.pdf
Document type
SDS
CAS reference(s)
12060-58-1
Language
English
Original revision
08/25
Pages
3
File size
1573 KB
Downloads
2
Date added
2026-09-14
SmOxideComposition not fully established
Why this document matches

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

Sm · Composition · Page 1
Formula: Sm2O3
O · Composition · Page 1
Formula: Sm2O3

Other documented elements: O

03 / ORIGINAL PDF

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07 / OTHER PUBLISHERS

Same material — SDS from other publishers

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

08 / GLOBAL SEARCH

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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 12060-58-1Chemical 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
3100
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:   Samarium (III) Oxide

PRODUCT NO:      3100

CAS NO:             12060-58-1

SYNONYMS:        Samarium sesquioxide


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: Samarium (III) Oxide – ProChem SDS

Added: 2026-09-14T08:20:59.000Z · Record updated: 2026-09-14T09:37:05.650Z

Original file SHA-256: 03eda697504c47c492911e3b5f24871acc7cc96a8752467173f9f9aff99af0a2

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
Avocado Research Chemicals Ltd.United KingdomWebsite Not stated+44 (0) 1524 850506Source Same material SDS; verify grade and availability
Stanford Advanced MaterialsUnited StatesWebsite Not stated+1 (949) 407-8904Source Same material SDS; verify grade and availability
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06 / 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: Samarium (III) Oxide

PRODUCT NO: 3100

CAS NO: 12060-58-1

SYNONYMS: Samarium sesquioxide

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

Not a dangerous substance according to the GHS

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

EYE CONTACT: May cause eye irritation. SKIN CONTACT: May cause skin irritation. INHALATION: May cause respiratory tract irritation. INGESTION: May be harmful if swallowed.

SECTION 3 COMPOSITION / INFORMATION ON INGREDIENTS

Formula: Sm2O3

Molecular Weight: 348.72

CHEMICAL NAME CAS# % ACGIH (TWA) OSHA (PEL)

Samarium oxide 12060-58-1 100 No data No data

SAMARIUM (III) OXIDE PAGE 1

Page 2

SECTION 4 FIRST AID MEASURES

EYE EXPOSURE: Rinse opened eye for several minutes under running water. Consult a physician. SKIN EXPOSURE: Immediately wash with water and soap and rinse thoroughly. Seek immediate medical advice. INHALATION: Supply fresh air. If required, provide artificial respiration. Keep patient warm. Immediately seek medical advice. INGESTION: Do NOT induce vomiting. Loosen tight clothing such as a collar, tie, belt, or waistband. If victim is not breathing, perform mouth-to-mouth resuscitation. Immediately seek medical attention.

SECTION 5 FIREFIGHTING MEASURES

FLASH POINT: Product is not flammable. AUTO IGNITION TEMPERATURE: Not applicable EXPLOSION LIMITS: Not applicable EXTINGUISHING MEDIUM: Use fire fighting measures that suit the surrounding fire. SPECIAL FIRE FIGHTING PROCEDURES: If involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure self-contained breathing apparatus and full protective clothing. HAZARDOUS COMBUSTION AND DECOMPOSITION PRODUCTS: None

SECTION 6 ACCIDENTAL RELEASE MEASURES

PERSONAL PRECAUTIONS: Wear approved personal protective equipment. Avoid breathing dust, vapors, mist, or gas. Ensure adequate ventilation. ENVIRONMENTAL PRECAUTIONS: Do not let product enter drains or allow to be released into the environment. METHODS AND MATERIALS FOR CONTAINMENT AND CLEANING UP: Use shovel to put material in the proper container for disposal. Finish cleaning by spreading water on the contaminated surface.

SECTION 7 HANDLING AND STORAGE

PRECAUTIONS FOR SAFE HANDLING: Wear personal protective equipment. Keep container tightly sealed. Do not breathe dust. Ensure adequate ventilation. CONDITIONS FOR SAFE STORAGE: Keep container tightly closed and store in a cool, dry, and well-ventilated area.

SECTION 8 EXPOSURE CONTROLS AND PERSONAL PROTECTION

EYE PROTECTION: Always wear approved safety glasses with side shields, safety goggles, or face shield when handling a chemicals substance in the laboratory. SKIN PROTECTION: Chemical resistant gloves. VENTILATION: If possible, handle the material in an efficient fume hood. RESPIRATOR: If in form of fine dust and ventilation is not available a respirator should be worn. The use of respirators requires a Respirator Protection Program to be in compliance with 29 CFR 19-10.134.

SECTION 9 PHYSICAL AND CHEMICAL PROPERTIES

COLOR AND FORM: Yellow to beige powder MELTING POINT: 2335°C BOILING POINT: No data available MOLECULAR WEIGHT: 348.72 ODOR: No data available SPECIFIC GRAVITY: 8.347 VAPOR PRESSURE: Not applicable SOLUBILITY IN WATER: Insoluble

SAMARIUM (III) OXIDE PAGE 2

Page 3

SECTION 10 STABILITY AND REACTIVITY

STABILITY: Stable HAZARDOUS POLYMERIZATION: No hazardous polymerization CONDITIONS TO AVOID: None INCOMPATIBILITY: Strong oxidizing agents and carbon dioxide DECOMPOSITION PRODUCTS: None

SECTION 11 TOXICOLOGICAL DATA

ACUTE TOXICITY: Acute oral toxicity (LD50): 5000 mg/kg (Rat). CARCINOGENIC EFFECTS: No component of this product present at levels greater than or equal to 0.1% is identified as probable, possible or confirmed human carcinogen. MUTAGENIC EFFECTS: No data TETRATOGENIC EFFECTS: 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

Non-hazardous material

SECTION 15 REGULATORY INFORMATION

TSCA: Listed in the TSCA Inventory SARA 302 COMPONENTS: No chemicals in this material are subject to the reporting requirements of SARA Title III, Section 302. SARA (TITLE 313): This material does not contain any chemical components with known CAS numbers that exceed the threshold (De Minimis) reporting levels established by SARA Title III, Section 313. SARA 311/312 HAZARDS: No SARA Hazards MASSACHUSETTS RIGHT TO KNOW COMPONENETS: No components are subject to the Massachusetts Right to Know Act. PENNSYLVANIA RIGHT TO KNOW COMPONENTS: Samarium (III) oxide NEW JERSEY RIGHT TO KNOW COMPONENTS: Samarium (III) oxide CALIFORNIA PROP. 65 COMPONENTS: This product does not contain any chemicals known to State of California to cause cancer, birth defects, or any other reproductive harm.

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: 08/25 SDS DEPT.

SAMARIUM (III) OXIDE PAGE 3

09 / WIKIPEDIA

Material background on Wikipedia

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