Calcium oxide(CAS 1305-78-8)
UN No.:
UN 1910
| Purity | Grade | Package | Stock | Price | Quantity |
| 98% | RG | 100G | In Stock | 4 USD
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| 99.95% metals basis | Extra Pure | 5G | In Stock | 11 USD
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| 99.95% metals basis | Extra Pure | 25G | In Stock | 50 USD
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| 99.95% metals basis | Extra Pure | 100G | In Stock | 145 USD
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| 99.95% metals basis | Extra Pure | 500G | In Stock | 431 USD
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| 99.95% metals basis | Extra Pure | 2.5KG | In Stock | 1855 USD
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Applications of 1305-78-8
| Industry | Application | Process |
|---|---|---|
| Construction Materials | Cement and lime mortar production | Calcium oxide reacts with water to form calcium hydroxide, which is subsequently used in cement manufacturing or as a binder in construction materials |
| Environmental Protection | Neutralization of acidic wastewater | Directly dosed into acidic wastewater to neutralize acidity via chemical reaction |
| Agriculture | Soil conditioner | Applied to soil to adjust pH and improve soil structure |
| Papermaking | Enhancing paper brightness and strength | Added during pulping to assist lignin removal and improve inter-fiber bonding |
| Food Industry | Processing aid (e.g., juice clarification) | Used as a clarifying agent to remove insoluble substances from juice |
| Chemical Manufacturing | Base raw material for producing other chemicals | Reacted with other chemicals to synthesize new compounds, such as bleaching powder |
| Petrochemicals | Catalyst support | Employed as a support material for certain catalysts to facilitate specific chemical reactions |
| Metal Processing | Desulfurizer | Added during steelmaking to remove sulfur from molten iron |
| Ceramic Manufacturing | Component of glazes | Incorporated into glaze formulations to influence product gloss and durability |
Physical and chemical properties of 1305-78-8
Boiling Point |
5162 °F |
|---|---|
Decomposition |
Decomposition product: calcium hydroxide. |
Density |
3.34 |
Exact Mass |
55.957504 |
Exposure Limits |
ACGIH: TWA 2 mg/m3 OSHA: TWA 5 mg/m3 NIOSH: IDLH 25 mg/m3; TWA 2 mg/m3 |
Flash Point |
Not flammable |
Index of Refraction |
1.83 |
Melting Point |
4662 °F |
Merck |
14,1686 |
Molecular Formula |
CaO |
Molecular Weight |
56.077 |
Odor |
Odorless |
pH |
SATURATED SOLN IN WATER IS ABOUT 12.8 |
PSA |
17.07000 |
Sensitivity |
Air & Moisture Sensitive |
Stability |
Stability Stable, but absorbs carbon dioxide from the air. Incompatible with water, moisture, fluorine, strong acids. |
Storage condition |
no restrictions. |
Vapour Pressure |
0 mmHg (approx) |
Water Solubility |
REACTS |
Q&A for CAS 1305-78-8
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.
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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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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 1305-78-8
Pictograms |
 |
|---|---|
Signal Word |
Danger |
Hazard Statements |
H302 Harmful if swallowed H314 Causes severe skin burns and eye damage H315 Causes skin irritation H318 Causes serious eye damage H335 May cause respiratory irritation |
Safety Data Sheet |
Download COA of 1305-78-8
Operate under the ISO 9001 system
