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01 / SAFETY DATA SHEET

Thulium (III) oxide 3613 SDS

Collected by RESDS. Original publisher PDF retained. Original ProChem SDS for Thulium (III) oxide. Product number 3613; revision 05/14. Publication authorized by the user on 2026-09-14.

02 / SPECIFICATIONS

Material & document specifications

Material
Thulium (III) oxide
Product / grade
3613
Publisher
ProChem, Inc.
Region
United States
File name
prochem-thuliumoxide-3613.pdf
Document type
SDS
CAS reference(s)
12036-44-1
Language
English
Original revision
05/14
Pages
4
File size
928 KB
Downloads
4
Date added
2026-09-14
TmOxideComposition not fully established
Why this document matches

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

Tm · Composition · Page 2
Formula: Tm2O3
O · Composition · Page 2
Formula: Tm2O3

Other documented elements: O

03 / ORIGINAL PDF

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07 / OTHER PUBLISHERS

Same material — SDS from other publishers

4 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 12036-44-1Chemical 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
3613
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:    Thulium (III) oxide

  PRODUCT NUMBER:  3613

  CAS NUMBER:        12036-44-1

  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: Thulium (III) oxide – ProChem SDS

Added: 2026-09-14T07:46:38.000Z · Record updated: 2026-09-14T09:37:05.650Z

Original file SHA-256: a20d10e2dcd859331cbd996405c2f84d10674915f4703883f2780fb397bae5bb

Original source PDF

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05 / MATERIAL SUPPLIERS

Suppliers of this material

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CompanyCountryWebsiteEmailPhoneEvidence
Avocado Research Chemicals Ltd.United KingdomWebsite Not stated+44 (0) 1524 850506Source Same material SDS; verify grade and availability
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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: Thulium (III) oxide

PRODUCT NUMBER: 3613

CAS NUMBER: 12036-44-1

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/vaporus/spray. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P302+P352 IF ON SKIN: Wash with plenty of soap and water

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

EYE CONTACT: May cause slight to mild irritation of the eyes. SKIN CONTACT: May cause slight to mild irritation of the skin. INHALATION: May be irritating to the nose, mucous membranes, and respiratory tract. INGESTION: Harmful if swallowed.

THULIUM OXIDE PAGE 1

Page 2

SECTION 3 COMPOSITION / INFORMATION ON INGREDIENTS

Formula: Tm2O3

Molecular Weight: 385.87

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

Thulium (III) oxide 12036-44-1 100 No data No data

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 victim to fresh air. 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: 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 self-contained breathing apparatus, flame and chemical resistant clothing, hats, boots, and gloves. HAZARDOUS COMBUSTION AND DECOMPOSITION PRODUCTS: Metal oxide fume

SECTION 6 ACCIDENTAL RELEASE MEASURES

PERSONAL PRECAUTIONS: Wear approved personal protective equipment. Avoid dust formation. 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: Small spills can be mixed with vermiculite or sodium carbonate and swept up.

SECTION 7 HANDLING AND STORAGE

PRECAUTIONS FOR SAFE HANDLING: Avoid contact with skin and eyes. Avoid formation of dust. Ensure adequate ventilation. CONDITIONS FOR SAFE STORAGE: Store material in a tightly sealed container. Store in a cool and dry area. Store away from oxidizing agents.

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 chemical substance in the laboratory. SKIN PROTECTION: Chemical resistant gloves. VENTILATION: Handle in an efficient chemical 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: Light yellow powder MOLECULAR WEIGHT: 385.87 BOILING POINT: 3945° C MELTING POINT: 2425° C

THULIUM OXIDE PAGE 2

Page 3

SECTION 9 PHYSICAL AND CHEMICAL PROPERTIES (Cont.)

SPECIFIC GRAVITY: No data available VAPOR PRESSURE: No data SOLUBILITY: Insoluble

SECTION 10 STABILITY AND REACTIVITY

STABILITY: Air and moisture stable HAZARDOUS POLYMERIZATION: No hazardous polymerization CONDITIONS TO AVOID: Moisture INCOMPATIBILITY: Strong oxidizing agents and carbon dioxide DECOMPOSITION PRODUCTS: Metal oxide fume

SECTION 11 TOXICOLOGICAL DATA

CARCINOGENIC EFFECTS: No components of this product present at levels greater than or equal to 0.1% is identified as a confirmed carcinogen by IARC, ACGIH, NTP, and OSHA. MUTAGENIC EFFECTS: Not available TETRATOGENIC EFFECTS: No data available

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: Not listed in the TSCA inventory

SARA 313 COMPONENTS: This material does not contain any chemical components with know CAS numbers that exceed the threshold (De Minimis) reporting levels established by SARA Title III, Section 313.

SARA 302 COMPONENTS: No chemicals in this material are subject to the reporting requirements of SARA Title III, Section 302.

SARA 311/312 HAZARDS: Acute Health Hazard

MASSACHUSETTS RIGHT TO KNOW COMPONENTS: No components are subject to the Massachusetts Right To Know Act.

PENNSYLVANIA RIGHT TO KNOW COMPONENTS: Thulium oxide

NEW JERSEY RIGHT TO KNOW COMPONENTS: Thulium 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.

THULIUM OXIDE PAGE 3

Page 4

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: 05/14

THULIUM OXIDE PAGE 4

09 / WIKIPEDIA

Material background on Wikipedia

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