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structure of 7440-10-0

Praseodymium(CAS 7440-10-0)

CAS No.: 7440-10-0 Brand: MolBest
M. Ft.: Pr Cat. No: G1664498
M. Wt.: 140.91 MDL: MFCD00011174
Storage: Store in a cool,dry area. Use: For laboratory research use only
UN No.: UN 3208 4.3 /PG I
Purity Grade Package Stock Price Quantity
99.9% metals basis,-200mesh,powder
Documents:COASDS
Extra Pure 1G In Stock 13 USD
99.9% metals basis,-200mesh,powder
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Extra Pure 5G In Stock 31 USD
99.9% metals basis,-200mesh,powder
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Extra Pure 25G In Stock 98 USD
99.9% metals basis,-200mesh,powder
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Extra Pure 100G In Stock 382 USD
99.9% metals basis,-200mesh,powder
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Extra Pure 500G In Stock 2679 USD
99.9%,1-10mm
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Extra Pure 100G In Stock 109 USD
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Applications of 7440-10-0

Praseodymium has several important applications:

  • Alloying Agent: It is used in high-strength alloys with magnesium for aerospace components.
  • Glass Coloring: Praseodymium compounds impart a yellow color to glass and are used in welder's goggles to filter infrared radiation.
  • Catalysts: It serves as a catalyst in various chemical processes and is utilized in polishing glass.
  • Permanent Magnets: Praseodymium is used in the production of strong permanent magnets for electric motors and wind turbines.

Physical and chemical properties of 7440-10-0

Boiling Point

3520ºC(lit.)

Density

6.71 g/mL at 25ºC(lit.)

Exact Mass

140.907593

Exposure Limits

ACGIH: TWA 2 ppm; STEL 4 ppm
OSHA: TWA 2 ppm(5 mg/m3)
NIOSH: IDLH 25 ppm; TWA 2 ppm(5 mg/m3); STEL 4 ppm(10 mg/m3)

Melting Point

931ºC(lit.)

Merck

13,7797

Molecular Formula

Pr

Molecular Weight

140.908

resistivity

68 μΩ-cm, 20°C

Sensitivity

Air & Moisture Sensitive

Storage condition

Flammables area

Water Solubility

Reacts with water.

Q&A for CAS 7440-10-0

1. How can I verify product quality?
Every batch of our Chemical Reagents is tested to meet ISO 9001 standards. We provide COA & NMR & SDS Provided with each shipment. Batch COA available for verification, and third-party retesting is supported. A full refund is offered if our data is incorrect.

2. What is the delivery time?
Orders from Ready stock / In stock items typically Ships Tomorrow via Fast Shipping via FedEx/DHL/UPS. International deliveries usually arrive within 7 business days, subject to customs clearance.

3. What if the received product doesn’t meet quality standards?
If your Lab Grade Chemical Reagents do not match the Batch COA available, we will issue a replacement or a full refund upon verification.

4. Are hazardous labels included? How is safe shipping ensured?
Hazardous products are labeled and packaged following international regulations. We provide SDS Provided with all hazardous shipments to ensure safe and compliant transport.

5. Do you offer technical support?
Yes. Our Lab Supplier team is available to assist with questions about product usage, storage, Lab Grade requirements, applications, and more.

6. Are volume discounts available?
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7. Do you provide samples?
Yes, samples are available for selected Lab Grade products. Please submit a request to confirm availability and specifications.

8. Do you have products in stock?
Yes. Items labeled In stock / Ready stock on our website are available for immediate shipment, usually within 1–2 business days. Large packs or custom specifications require lead time confirmation.

9. Can you customize purity or packaging?
Yes. We support customization of Lab Grade purity, packaging size, and special testing requirements. Share your needs and we’ll provide a tailored solution.

10. Is the COA consistent with the shipped batch?
Yes. Batch COA available matches the actual shipment. COAs shown online are for reference or from previous batches.

11. Do you support long-term supply agreements?
Yes. We offer Lab Supplier services for stable batch consistency, pricing agreements, and safety stock for long-term customers to ensure uninterrupted supply.

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Download SDS of 7440-10-0

Pictograms

Signal Word

Danger

Hazard Statements

H228 Flammable solid
H250 Catches fire spontaneously if exposed to air
H251 Self-heating; may catch fire
H315 Causes skin irritation
H319 Causes serious eye irritation
H413 May cause long lasting harmful effects to aquatic life

Safety Data Sheet

Download COA of 7440-10-0

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Operate under the ISO 9001 system