Fluorescein disodium salt
| Price | $1 |
| Package | 1KG |
| Min. Order: | 1G |
| Supply Ability: | 100KG |
| Update Time: | 2019-07-06 |
Product Details
| Product Name: Fluorescein disodium salt | CAS No.: 518-47-8 |
| EC-No.: 208-253-0 | Min. Order: 1G |
| Purity: 99% | Supply Ability: 100KG |
| Release date: 2019/07/06 |
AD68
| Fluorescein disodium salt Basic information |
| Product Name: | Fluorescein disodium salt |
| Synonyms: | 9-(o-carboxyphenyl)-6-hydroxy-3h-xanthen-3-one,disodiumsalt;9’-(9h)xanthen)-3-one,3’,6’-dihydroxy-spiro(isobenzofuran-1(3hdisodiums;9’-[9h]xanthen]-3-one,3’,6’-dihydroxy-spiro[isobenzofuran-1(3hdisodiumsal;9-o-carboxyphenyl-6-hydroxy-3-isoxanthone,disodiumsalt;abcoluraninepowders&liquids;aizenuranine;c.i.45350disodiumsalt;c.i.45350sodiumsalt |
| CAS: | 518-47-8 |
| MF: | C20H10Na2O5 |
| MW: | 376.27 |
| EINECS: | 208-253-0 |
| Product Categories: | Intermediates of Dyes and Pigments;Dyes and Pigments;Pharmaceutical intermediates;Fluorescent;Xanthene |
| Mol File: | 518-47-8.mol |
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| Fluorescein disodium salt Chemical Properties |
| Melting point | 320 °C |
| 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℃) |
| 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 |
| CAS DataBase Reference | 518-47-8(CAS DataBase Reference) |
| EPA Substance Registry System | Spiro[isobenzofuran- 1(3H),9'-[9H]xanthen]- 3-one, 3',6'-dihydroxy-, disodium salt(518-47-8) |
| Safety Information |
| Hazard Codes | Xi |
| Risk Statements | 36-36/37/38 |
| Safety Statements | 22-24/25-37/39-26-36/37/39-27 |
| WGK Germany | 1 |
| RTECS | LM5425000 |
| F | 3 |
| TSCA | Yes |
| HS Code | 32041200 |
| Fluorescein disodium salt Usage And Synthesis |
| Chemical Properties | orange powder |
| Uses | A sodium salt of fluorescein |
| Uses | In examining subterranean waters. Serves to ascertain source of springs, connections between streams and sea, determining approx vol of water delivered by a spring, detecting source of contamination of drinking water, infiltration of soil with waste waters of factories. In externally applied drugs and cosmetics. Analytical reagent (protein label). Clinical reagent (immuno-histological stain, immuno-fluorescent label). |
| General Description | Orange-red to dark red powder. Water-soluble form of fluorescein. Odorless and almost tasteless. pH (5% solution) 7.8. May be sensitive to prolonged exposure to light and to heat. |
| Air & Water Reactions | Hygroscopic. Water soluble. |
| Reactivity Profile | Fluorescein disodium salt is incompatible with strong oxidizers. Also incompatible with acids, acid salts and salts of heavy metals . |
| Fire Hazard | Flash point data for Fluorescein disodium salt are not available; however, Fluorescein disodium salt is probably combustible. |
| Toxicity | LD50 in mice, rats (mg/kg): 4738, 6721 orally (Yankel, Loux) |
Company Profile Introduction
Established in 2014,Career Henan Chemical Co. is a manufacturerspecializing in the sale of fine chemicals.
Mainly deals in the sales of:
Pharmaceutical intermediates
OLED intermediates：
Pharmaceutical intermediates;
OLED intermediates;
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China- Since: 2014-12-17
- Address: Zhengzhou High tech Zone, Henan Province, China
INQUIRY
杨俊青
sales@coreychem.com
sales@coreychem.com