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Product Details:
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Product Name: | Fluorescein Sodium Salt | Cas No: | 518-47-8 |
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Molecular Formula: | C20H13NaO5 | Purity: | 99% |
Classification: | Biological Buffer | PH: | 8.3 (10g/l, H2O, 20℃) |
Solubility: | H2O: Soluble1mg/mL | Appearance: | Powder |
Highlight: | Fluorescein Sodium Salt BioReagent,CAS 518-47-8 Biological Buffers |
CAS 518-47-8 Fluorescein sodium salt BioReagent
FAQ
1:Can I get some samples before bulk order?
A: Most products provide free samples, but the shipping cost be paid by customers.
2: What's your MOQ?
A: We can have a discussion.
3: Which kind of payment terms do you accept?
A: PI will be sent first after confirmation of order,enclosed our bank information.Payment by T/T, Western Union,D/P, ETC.
4.How to place an order?
A: You can contact me through Trademanager, WhatsApp, Email and other contact methods, tell me the product and quantity you need, and then we will give you a quote.
5:How about your delivery time?
A: Generally, it will take 3 to 5 days after receiving your advance payment.
6:How do you treat quality complaint?
A: First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
Advantage
1. 90days quality guarantee for exchange.
2. For each batch order extracts, we will attach a factory Inspection Report with the goods delivery , including the BatchNo/ Date/ Test index ects; also will keep the archived extracts to ensure received by customers are the same each time.
3. Our team of experienced professionals are available online 24 hours a day to answer any questions and provide guidance on product usage and maintenance.
Melting point | 320 °C |
density | 0.579[at 20℃] |
vapor pressure | 2.133hPa |
storage temp. | Store at +5°C to +30°C. |
solubility | H2O: soluble1mg/mL |
form | Powder |
pka | 2.2, 4.4, 6.7(at 25℃) |
Colour Index | 45350 |
color | Rust-orange |
PH Range | Pink uorescence (4.0) to green uorescence (6.0) |
PH | 8.3 (10g/l, H2O, 20℃) |
Odor | Odorless |
Water Solubility | 500 g/L (20 ºC) |
λmax | 491nm, 493.5nm, 490nm |
Merck | 14,4159 |
BRN | 3833041 |
Stability: | Stable. |
Major Application | Nanolithography, nanoparticles, thin films, fuel cells, inks, laser, colored bubbles, cleansing products, identifying leaks in coolant, suntanning agent, hair dyes, cosmetics, dermatology, dental material, diagnosis of diabetic retinopathy, antitumor agent |
InChIKey | NJDNXYGOVLYJHP-UHFFFAOYSA-L |
LogP | 0.34 |
CAS DataBase Reference | 518-47-8(CAS DataBase Reference) |
EPA Substance Registry System | Fluorescein, disodium salt (518-47-8) |
Contact Person: Maggie Ma
Tel: +0086 188 7414 9531