Barium(CAS 7440-39-3)
| Purity | Grade | Package | Stock | Price | Quantity |
| 99.9%,10-30mm | Extra Pure | 25G | In Stock | 41 USD
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| 99.9%,10-30mm | Extra Pure | 100G | In Stock | 134 USD
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| 99.9%,10-30mm | Extra Pure | 500G | In Stock | 382 USD
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| 99.9%,10-30mm | Extra Pure | 2.5KG | In Stock | 2718 USD
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| Bulk Packaging | 125KG | substantially lower unit cost than small-pack SKUs. Contact us for a fast quotation. | |||
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Available NMR Spectrum
Verified In Stock
Fast Shipping ISO 9001
Quality System
Physical and chemical properties of 7440-39-3
Appearance of Characters |
rod |
|---|---|
Boiling Point |
2984 °F |
Density |
3.51 at 68 °F |
Exact Mass |
137.90500 |
Melting Point |
1337 °F |
Merck |
13,967 |
Molecular Formula |
Ba |
Molecular Weight |
137.32700 |
resistivity |
50.0 μΩ-cm, 20°C |
Sensitivity |
air sensitive, moisture sensitive |
Stability |
Stability Reacts vigorously or violently with acids, water, tetrachloromethane, small halogenated hydrocarbons. Should be stored under an inert material such as petroleum ether to exclude air. Flammable. |
Storage condition |
water-free area |
Vapour Pressure |
10 mmHg at 1920 °F |
Water Solubility |
soluble with H2 evolution in cold H2O and hot H2O; slightly soluble alcohol; insoluble benzene [CRC10] |
Retrosynthesis analysis of 7440-39-3
Q&A for CAS 7440-39-3
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?
Yes. For bulk orders of Chemical Reagents, we offer competitive pricing. Submit a quotation request and we’ll provide a tailored offer.
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.
12. What payment methods do you accept?
We accept Pay Local Currency via bank transfer (T/T), PayPal, and other methods. Credit terms are available for qualified long-term partners.
Download SDS of 7440-39-3
Pictograms |
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|---|---|
Signal Word |
Danger |
Hazard Statements |
H228 Flammable solid H260 In contact with water releases flammable gases which may ignite spontaneously H261 In contact with water releases flammable gas H301 Toxic if swallowed H314 Causes severe skin burns and eye damage H315 Causes skin irritation H318 Causes serious eye damage H319 Causes serious eye irritation H335 May cause respiratory irritation |
Safety Data Sheet |
Download COA of 7440-39-3
Operate under the ISO 9001 system
Cas:336623-48-4


