Acid Green 25(CAS 4403-90-1)
UN No.:
UN 3077
| Purity | Grade | Package | Stock | Price | Quantity |
| Dye content 95% | RG | 5G | In Stock | 3 USD
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| Dye content 95% | RG | 25G | In Stock | 7 USD
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| Dye content 95% | RG | 100G | In Stock | 17 USD
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| Dye content 95% | RG | 500G | In Stock | 42 USD
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| Dye content 95% | RG | 2.5KG | In Stock | 136 USD
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| Dye content 95% | RG | 10KG | In Stock | 532 USD
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Your region is eligible for ordering. Available NMR Spectrum
Verified In Stock
Fast Shipping ISO 9001
Quality System
Applications of 4403-90-1
| Industry | Application | Process |
|---|---|---|
| Textile Dyeing and Printing | Dyeing and printing of wool, silk, and their blends | Acid dyeing; commonly used with mordants to enhance color fastness |
| Leather Industry | Coloring leather to impart vivid green shades | Post-tanning dyeing process; penetration and fixation under acidic conditions |
| Biological Staining | Staining of cells or tissue sections for microscopic examination | Prepared as aqueous solution; used in conjunction with fixation and differentiation steps |
| Ink Manufacturing | Green colorant in colored inks | Blended with solvents and resins, then ground and dispersed to produce writing or inkjet inks |
| Laboratory Reagents | pH indicator or tracer dye (in specific experimental systems) | Dissolved in buffer solutions or reaction media; added quantitatively as required |
Physical and chemical properties of 4403-90-1
Color Index |
61570 |
|---|---|
Decomposition |
When heated to decomposition it emits very toxic fumes of /nitrogen and sulfur oxides as well as sodium monoxide/. |
Exact Mass |
622.045654 |
LogP |
log Kow = 2.00 (est) |
Melting Point |
235-238 °C |
Merck |
14,252 |
Molecular Formula |
C28H20N2Na2O8S2 |
Molecular Weight |
622.576 |
PSA |
189.36000 |
Solubility |
In water, 60 mg/mL, temperature not specified |
Vapour Pressure |
7.3X10-25 mm Hg at 25 °C |
Water Solubility |
36 g/L (20 ºC) |
Spectrums of 4403-90-1
1.The NMR spectrum displayed on the page is a pre-sale reference spectrum and may differ from that of the actual received batch.
2.The accompanying documentation will include the NMR spectrum and purity analysis data for the shipped batch.
Q&A for CAS 4403-90-1
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 4403-90-1
Pictograms |
  |
|---|---|
Signal Word |
Warning |
Hazard Statements |
H315 Causes skin irritation H319 Causes serious eye irritation H411 Toxic to aquatic life with long lasting effects H412 Harmful to aquatic life with long lasting effects |
Safety Data Sheet |
Download COA of 4403-90-1
Operate under the ISO 9001 system
