Bromoxylenolblue(CAS 40070-59-5)
| Purity | Grade | Package | Stock | Price | Quantity |
| 90% | RG | 250MG | In Stock | 7 USD
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Verified In Stock
Fast Shipping ISO 9001
Quality System
Applications of 40070-59-5
| Industry | Application | Process |
|---|---|---|
| Analytical Chemistry | Acid-base indicator | Used in titration analysis to indicate the endpoint within the pH range of 3.0–4.6 via a color change (yellow → blue) |
| Environmental Monitoring | Water quality pH testing | Added in trace amounts to water samples for pH determination by colorimetry |
| Educational & Research Laboratories | Teaching indicator for laboratory instruction | Applied in chemistry teaching experiments to demonstrate acid-base titration and indicator color-change principles |
| Biochemistry | Assisting agent for protein electrophoresis staining | Employed as a pH indicator in certain gel electrophoresis applications to monitor buffer system stability |
Physical and chemical properties of 40070-59-5
Acidity coefficient |
7.0(at 25℃) |
|---|---|
Boiling Point |
605.7ºC at 760 mmHg |
BRN |
369060 |
Density |
1.684 g/cm3 |
Exact Mass |
565.94000 |
Flash Point |
320.1ºC |
Index of Refraction |
1.648 |
LogP |
6.94800 |
Melting Point |
218ºC (dec.) |
Molecular Formula |
C23H20Br2O5S |
Molecular Weight |
568.27500 |
pH Range |
5.7(yellow)-7.5(blue) |
PSA |
92.21000 |
Solubility |
Solubility Slightly soluble in water, ethanol; soluble in ethyl acetate, acetone |
Water Solubility |
Solubility Slightly soluble in water, ethanol; soluble in ethyl acetate, acetone |
λmax |
417nm |
Q&A for CAS 40070-59-5
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 COA of 40070-59-5
Operate under the ISO 9001 system
