Diamond(CAS 7782-40-3)
| Purity | Grade | Package | Stock | Price | Quantity |
| 99%,＜10nm | RG | 100MG | In Stock | 17 USD
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| 99%,＜10nm | RG | 250MG | In Stock | 26 USD
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| 99%,＜10nm | RG | 1G | In Stock | 70 USD
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| 99%,＜10nm | RG | 5G | In Stock | 349 USD
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Verified In Stock
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Quality System
Applications of 7782-40-3
| Industry | Application | Process |
|---|---|---|
| Machining & Abrasives | Used as an abrasive for cutting, grinding, and polishing hard materials | Micron-sized diamond powder synthesized via high-temperature, high-pressure (HTHP) methods or chemical vapor deposition (CVD), for manufacturing grinding wheels, saw blades, and drill bits |
| Jewelry | Used as premium gemstones in jewelry fabrication | Naturally mined or synthetically produced via high-pressure, high-temperature (HPHT) or CVD methods; cut, polished, and set after finishing |
| Semiconductors & Electronics | Used as a heat-sink material and semiconductor substrate for high-power, high-frequency electronic devices | Single-crystal or polycrystalline diamond thin films deposited by CVD for thermal management, power devices, and quantum sensing applications |
| Optics | Used for infrared windows, laser output couplers, and high-transmission optical components | High-purity diamond films grown by CVD and precision-polished to optical-grade specifications for windows or lenses |
| Medical | Used for surgical blade coatings, dental burs, and biosensors | Nanodiamond or diamond-like carbon (DLC) thin films deposited onto medical device surfaces to enhance wear resistance and biocompatibility |
| Energy | Used as plasma diagnostic windows and radiation detectors in nuclear fusion devices | High-purity diamond crystals fabricated by CVD, leveraging their radiation hardness and wide bandgap properties |
| Research | Used as anvil material in high-pressure experiments (e.g., diamond anvil cells) | Natural or high-quality synthetic single-crystal diamonds machined into micron-scale anvil faces to generate ultra-high pressure environments |
Physical and chemical properties of 7782-40-3
Boiling Point |
Sublimes |
|---|---|
Density |
1.5-1.8 |
Exact Mass |
16.03130 |
Index of Refraction |
Index of refraction = 2.1500 |
LogP |
0.63610 |
Melting Point |
6602 °F (Sublimes) |
Molecular Formula |
CH4 |
Molecular Weight |
16.04250 |
Odor |
Odorless. |
pH |
Surface oxidation, which is an inherent feature of activated carbon production, results in hydroxyl, carbonyl, and carboxylic groups that impart an amphoteric character to the carbon so that it can be either acidic or basic. |
Stability |
IF.../CHARCOAL/ IS STORED.../SRP: OPEN TO ATMOSPHERE/, IT GRADUALLY ADSORB VAPORS FROM AIR AND BECOMES WORTHLESS. |
Vapour Pressure |
0 mmHg (approx) |
Q&A for CAS 7782-40-3
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 7782-40-3
Pictograms |
 |
|---|---|
Signal Word |
Warning |
Hazard Statements |
H319 Causes serious eye irritation H335 May cause respiratory irritation |
Safety Data Sheet |
Download COA of 7782-40-3
Operate under the ISO 9001 system
