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01 / SAFETY DATA SHEET

Holmium (III) Acetylacetonate Hydrate 1971 SDS

Collected by RESDS. Original publisher PDF retained. Original ProChem SDS for Holmium (III) Acetylacetonate Hydrate. Product number 1971; revision not stated. Publication authorized by the user on 2026-09-14.

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 codes0
Precautionary codes0
UN numbers0
Same-material docs1

GHS & transport evidence

Page links show the first occurrence found in extracted text.

CAS numbers
22498-66-4 p.1
Signal words
None detected in extracted text

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
SDS publisher documentEXTRACTED RESDS parserCALCULATED deterministic conversion / coverageDERIVED same-material index comparison
04 / SPECIFICATIONS

Material & document specifications

Material
Holmium (III) Acetylacetonate Hydrate
Product / grade
1971
Publisher
ProChem, Inc.
Region
United States
File name
prochem-holmium-iii-acetylacetonate-hydrate-1971.pdf
Document type
SDS
CAS reference(s)
22498-66-4
Language
English
Original revision
Not stated
Pages
3
File size
1579 KB
Downloads
4
Date added
2026-09-14
HoOrganic / coordination complexComposition not fully established
Why this document matches

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

Ho · Composition · Page 1
Holmium (III) Acetylacetonate Hydrate 22498-66-4 100

Other documented elements: H, O

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: Holmium (III) Acetylacetonate Hydrate

PRODUCT NUMBER: 1971

CAS NUMBER: 22498-66-4

SYNONYM: Ho(acac)3, 2,4-Pentanedionate Holmium(III) derivative, Tris(2,4pentanedionato)holmium (III) hydrate, Holmium(III) acetylacetonate hydrate

MANUFACTURER:

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

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 or mixture according to the Globally Harmonized System (GHS)

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

SECTION 3 COMPOSITION / INFORMATION ON INGREDIENTS

Formula: Ho(CH3COCHCOCH3)3 . XH2O

Molecular Weight: 462.26

CHEMICAL NAME CAS# %

Holmium (III) Acetylacetonate Hydrate 22498-66-4 100

SECTION 4 FIRST AID MEASURES

EYE EXPOSURE: Rinse immediately with plenty of water and under the eyelids, for at least 15 minutes. Get medical attention. SKIN EXPOSURE: Wash off with plenty of water for at least 15 minutes. Get medical attention immediately. INHALATION: If inhaled remove victim to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical attention. INGESTION: Clean mouth with water and drink plenty of water. Get medical attention if symptoms occur.

HOLMIUM (III) ACETYLACETONATE HYDRATE PAGE 1

Page 2

SECTION 5 FIREFIGHTING MEASURES

FLASH POINT: Not applicable AUTO IGNITION TEMPERATURE: Not applicable EXPLOSION LIMITS: Not applicable EXTINGUISHING MEDIUM: Use extinguishing media that are appropriate to surrounding environment. Water spray, carbon dioxide, dry chemical, or alcohol-resistant foam. SPECIAL FIRE FIGHTING PROCEDURES: Wear self-contained breathing apparatus for firefighting if necessary. HAZARDOUS COMBUSTION AND DECOMPOSITION PRODUCTS: None known.

SECTION 6 ACCIDENTAL RELEASE MEASURES

PERSONAL PRECAUTIONS: Ensure adequate ventilation. Use personal protective equipment as required. Avoid dust formation. ENVIRONMENTAL PRECAUTIONS: Do not let product enter into drains. METHODS AND MATERIALS FOR CONTAINMENT AND CLEANING UP: Sweep up and place in a suitable container for disposal. Avoid dust formation.

SECTION 7 HANDLING AND STORAGE

PRECAUTIONS FOR SAFE HANDLING: Wear personal protective equipment/face protection. Ensure adequate ventilation. Avoid contact with skin and eyes. Avoid ingestion and inhalation. Avoid dust formation. CONDITIONS FOR SAFE STORAGE: Keep container tightly closed. Keep container in a cool, well-ventilated area.

SECTION 8 EXPOSURE CONTROLS AND PERSONAL PROTECTION

EYE PROTECTION: Always wear approved safety glasses w/side shields, or safety goggles, face shield when handling a chemical substance in the laboratory. SKIN PROTECTION: Handle with gloves. Wear appropriate suit to protect against chemicals. VENTILATION: Handle in an efficient chemical fume hood. RESPIRATOR: Respiratory protection is not required. Where protection from nuisance levels of dusts are desired, use type N95 (US) or type P1 (EN 143) dust masks. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).

SECTION 9 PHYSICAL AND CHEMICAL PROPERTIES

COLOR AND FORM: Yellow to tan powder MOLECULAR WEIGHT: 462.26 BOILING POINT: No data available MELTING POINT: No data available SPECIFIC GRAVITY: No data available VAPOR PRESSURE: No data available SOLUBILITY IN WATER: Insoluble

SECTION 10 STABILITY AND REACTIVITY

STABILITY: Stable HAZARDOUS POLYMERIZATION: Will not occur CONDITIONS TO AVOID: No data available INCOMPATIBILITY: Excess heat. DECOMPOSITION PRODUCTS: None known.

SECTION 11 TOXICOLOGICAL DATA

CARCINOGENIC EFFECTS: No component of this product is confirmed to be a human carcinogen. MUTAGENIC EFFECTS: Not available TETRATOGENIC EFFECTS: Not available DEVELOPMENTAL TOXICITY: Not available.

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

HOLMIUM (III) ACETYLACETONATE HYDRATE PAGE 2

Page 3

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

SECTION 15 REGULATORY INFORMATION

TSCA: Not listed.

SARA 302 COMPONENTS: No chemicals in this material are subject to the reporting requirements of SARA Title III, Section 302. SARA 313 COMPONENTS: This material does not contain any chemical components that exceed the threshold reporting levels established by SARA Title III, Section 313.

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 CREATED: 05/26

HOLMIUM (III) ACETYLACETONATE HYDRATE PAGE 3

06 / OTHER PUBLISHERS

Same material — SDS from other publishers

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

No other publisher PDF is currently indexed for this material.

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
1971
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:    Holmium (III) Acetylacetonate Hydrate

PRODUCT NUMBER:  1971

CAS NUMBER:        22498-66-4

SYNONYM:            Ho(acac)3, 2,4-Pentanedionate Holmium(III) derivative, Tris(2,4pentanedionato)holmium (III)
                        hydrate, Holmium(III) acetylacetonate hydrate

MANUFACTURER:

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

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: Holmium (III) Acetylacetonate Hydrate – ProChem SDS

Added: 2026-09-14T08:13:22.000Z · Record updated: 2026-09-14T09:37:05.650Z

Original file SHA-256: 2a676a8be929afeb491d5353cc1baaf36444bd09163ea126cc489e59020cd601

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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 22498-66-4Chemical reference & source links
Chemical name (IUPAC)
View at PubChem ↗
Molecular formula
View at PubChem ↗
Molecular weight
View at PubChem ↗
Selected synonyms
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09 / MATERIAL SUPPLIERS

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11 / WIKIPEDIA

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