Lacmoid(CAS 33869-21-5)
| Purity | Grade | Package | Stock | Price | Quantity |
| 98% | RG | 1G | In Stock | 13 USD
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Verified In Stock
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Quality System
Applications of 33869-21-5
| Industry | Application | Process |
|---|---|---|
| Textile Dyeing & Printing | Fluorescent brighteners and colorants | Added as fluorescent dyes during dyeing or printing of synthetic fibers (e.g., polyester, nylon) and fixed onto fibers via high-temperature, high-pressure dyeing or thermosol dyeing processes |
| Plastics Processing | Fluorescent colorants | Blended with plastic resins (e.g., polyethylene, polypropylene, polystyrene) and incorporated into finished products with bright blue fluorescence during injection molding, extrusion, or other shaping processes |
| Ink Manufacturing | Fluorescent ink component | Formulated into fluorescent inks for packaging, security, or decorative printing and applied via screen printing, gravure printing, or other printing processes |
| Coatings Industry | Fluorescent coating additive | Added to solvent-based or water-based coatings to produce high-visibility safety coatings or decorative fluorescent coatings |
| Household & Personal Care Products | Fluorescent whitening agents | Used in trace amounts in detergents or fabric softeners to enhance the visual whiteness and brightness of white or light-colored textiles |
Physical and chemical properties of 33869-21-5
Acidity coefficient |
5.31(at 25℃) |
|---|---|
Boiling Point |
785.7±60.0 °C(Predicted) |
Density |
1.58±0.1 g/cm3(Predicted) |
Exact Mass |
541.71100 |
LogP |
5.86280 |
Melting Point |
>250°C |
Molecular Formula |
C12H6Br4N2O3 |
Molecular Weight |
545.80400 |
pH Range |
Red (4.4) to blue (6.4) |
PSA |
66.16000 |
Solubility |
Solubility Sparingly soluble in water, ether; soluble in water, ethanol, methanol, amyl alcohol, Hacetone, acetic acid; practically insoluble in chloroform, benzene, petroleum ether |
Water Solubility |
Solubility Sparingly soluble in water, ether; soluble in water, ethanol, methanol, amyl alcohol, Hacetone, acetic acid; practically insoluble in chloroform, benzene, petroleum ether |
λmax |
611nm |
Q&A for CAS 33869-21-5
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 33869-21-5
Pictograms |
 |
|---|---|
Signal Word |
Warning |
Hazard Statements |
H315 Causes skin irritation H319 Causes serious eye irritation H335 May cause respiratory irritation |
Safety Data Sheet |
Download COA of 33869-21-5
Operate under the ISO 9001 system
