China (Mainland)
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NewblueCHEM--High purity Fluorescein disodium salt factory price CAS NO.518-47-8
- FOB Price: USD: 20.00-20.00 /Gram Get Latest Price
- Min.Order: 1 Metric Ton
- Payment Terms: L/C,T/T
- Available Specifications:
1(1-20)Gram
- Product Details
Keywords
- 518-47-8
- High purity Fluorescein disodium salt
- Fluorescein disodium salt factory price
Quick Details
- ProName: NewblueCHEM--High purity Fluorescein d...
- CasNo: 518-47-8
- Molecular Formula: C20H10Na2O5
- Appearance: powder
- Application: medical
- DeliveryTime: Prompt
- PackAge: As required
- Port: Shanghai
- ProductionCapacity: 20 Metric Ton/Day
- Purity: 99
- Storage: room tempurature
- Transportation: accordingly
- LimitNum: 1 Metric Ton
- Moisture Content: N/A
- Impurity: N/A
- Grade: Industrial Grade,Pharma Grade
- Assay: 99%
Superiority
CAS Number: 518-47-8
Molecular Formula: C20H10Na2O5
Molecular Weight: 376.27
EINECS number: 208-253-0
Related Categories: Intermediates of Dyes and Pigments;Dyes and Pigments;Organic Metal Salts;Biochemical Reagents;Colors;Other Biochemical Reagents;Inorganic Compounds and Salts;Specialized Reagents;Organic Chemistry;Microorganisms;Pharmaceutical Intermediates;Pigments;Fluorescent Probes,Tags , Particles and Staining; Fluorescent; Xanthene; Compounds
Mol file: 518-47-8.mol
Sodium fluorescein
Fluorescein sodium
Melting point 320 °C
Storage Conditions Store at +5°C to +30°C.
Solubility H2O: soluble1mg/mL
Form Powder
Acidity coefficient (pKa) 2.2, 4.4, 6.7 (at 25°C)
Color Index 45350
Color Rust-orange
Acid-base Indicator Color Change Ph Value Range Pink uorescence (4.0) to green uorescence (6.0)
PH value 8.3 (10g/l, H2O, 20°C)
Water solubility 500 g/L (20 oC)
The maximum wavelength (λmax) 491nm, 493.5nm, 490nm
Details
Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China
and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.
Our advantage:
1.Higest quality and good package
2.Fast delivery
3.Better payment term
4.Fast response to customer within 6 hours
5.Good business credit in Europe ,US ,Japan ,Korea
