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Fluorescein Sodium 518-47-8

3 Inquiries

Unit Price: Get Latest Price
CAS No.:

518-47-8

Grade:

Pharmaceutical Grade

Content:

99%

Port:

shenzhe

Brand:

Flying

Packaging:

1kg

Price valid (until):

2025-11-10

Company Type:
Trader
Location:
China
Qualification:
Main Products:

vitamin

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


      Product Detail  


    Superiority

    1.High quality and competitive price.
    2.Free sample for your evaluation.
    3.Promptly delivery by well-reputed shipping lines.
    4.Trial order is available for testing after samples.
    5.We will inform you all the information at every stage in advance.
    6.Packaging can gear to buyers’ special request. 

    Our service

    1. Reply your inquiry in 24 working hours.
    2. Customized design is available. OEM are welcomed.
    3. Exclusive and unique solution can be provided to our customer by our well-trained and professional engineers and
    staff.
    4. Professional factory: We are manufacturer, specializing in producing all kinds of herb extract for more than 10 years, competitive with good quantity.
    5. As an honest seller, we always use superior raw material, advanced machines, skilled technicians to ensure our products to be finished in high quality and stable feature.


    Hainan Flying International Trade Co., Ltd., was established in 2020, It is a professional supplier of Human APIs, Veterinary, Food Additives, Vitamins, Chemicals, Plant Extract and natural active ingredients. It has absolute advantage because of strong research strength, modern management system and high-quality marketing team.

    For customer’s needs, OEM service is also acceptable. If you have a good idea in new product production but lack of laboratory device and human resource, we are glad to solve this problem for you. Sincerely hope to strengthen exchanges and cooperation with friends from both home and abroad.

    .






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    RAQ





    Q1: How to confirm the Product Quality before placing orders?
    A: By sending you available samples. Or if you have special requirements for the goods, we can prepare samples according to your requirement for confirmation.

    Q2: Can you supply free samples?
    A: Yes, we can provide a free sample, but the shipping cost will be paid by the customers. You can either pay the shipping cost or arrange a courier to collect the samples.

    Q3: How do you treat quality complaints?
    A: All our products are strictly tested by our QC and confirmed by QA; unqualified material will not be released to customers. In case any quality problem is confirmed to be caused by us, we will replace the goods or refund your payment immediately.

    Q4: What's your MOQ ?
    A: For the high value product, our MOQ starts from 1g and generally starts from 10gs. For other low, price product, our MOQ starts from 100g and 1kg.
    Q: Is there a discount ?
    A: Yes, for larger quantity, we always support with better price.

    Q5: How to start orders or make payments ?
    A: You can send our your Purchase order ( if your company has ), or just send a simple confirmation by email or by Trade Manager, and we will send you Proforma Invoice with our bank details for your confirmation, then you can make payment accordingly.


    Basic Info
    Product Name:

    Sodium fluorescein

    Other Name:

    Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one,3′,6′-dihydroxy-,sodium salt (1:2);Fluorescein,disodium salt;Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one,3′,6′-dihydroxy-,disodium salt;Fluorin;Aizen Uranine;Calcocid Uranine B 4315;Certiqual Fluoresceine;C.I. Acid Yellow 73;Fluorescein sodium;Fluorescein Sodium B.P;Furanium;Hidacid Uranine;Resorcinol phthalein sodium;Sodium fluorescein;Sodium fluoresceinate;Soluble Fluorescein;Soluble Fluoresceine BPS;Uranin;Uranine;Uranine A extra;Uranine SS;Uranine WSS;Uranine O;11824 Yellow;12417 Yellow;C.I. 45350;D and C Yellow No. 8;Fluorescein sodium salt;Fluorescein disodium;Disodium fluorescein;Uranin S;3058 Uranine;Fluo-rectal;Fluorescite;Fluor-I-Strip;Ful-Glo;Obiturine;Uranine A;Japan Yellow 202(1);Acid Yellow 73;Uranin A;Basacid Yellow 226;Fluorescein LT;Flurenate;D & C Yellow 8;Uranin Conc;D&C Yellow No. 8;5(6)-Carboxyfluorescein sodium;Fluoresceine DTD 842;Victacid Uranine;Urane U 307027;Fluoresein;Basovit Yellow 227;Simacid Fluoresceine Sodium;Sicomet Uranine S 45350;Fluoresceine Extra 019187;Simacid Fluoresceine LT;Dinacid Florescence Uranine;Cogilor Yellow 111.10;D&C Yellow No. 8-307225;Victacid Uranine VDC;Neelicol Fluorescein;Triacid Fluoresceine;Abbey Uranine;Dinacid Florescinece Uranine;ABCO Uranine;Sicomet Uranin S 45350;Neelicol Uranine;Uranine SSO;Yellow No. 202-1;Yellow 202-1;Fluorescein,soluble;3266-99-7;31949-37-8;34517-88-9;41935-48-2;121511-05-5;135354-40-4;208117-76-4;574737-69-2;893427-14-0;1279055-25-2;2196172-50-4

    CAS No.:

    518-47-8

    Molecular Formula:

    C20H12O5.2Na

    InChIKeys:

    InChIKey=MOUPEUAUBSXMLI-UHFFFAOYSA-N

    Molecular Weight:

    376.27000

    Exact Mass:

    376.03200

    EC Number:

    208-253-0

    HScode:

    3204200000

    Characteristics
    PSA:

    81.65000

    XLogP3:

    4.54220

    Appearance:

    Fluorescein, disodium salt is an 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.

    Density:

    1.601 g/cm3 (20ºC)

    Melting Point:

    320ºC

    Boiling Point:

    620.8ºC at 760 mmHg

    Flash Point:

    232.6ºC

    Water Solubility:

    H2O: 500 g/L (20 ºC)

    Storage Conditions:

    Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    Vapor Pressure:

    Negligible (NTP, 1992)

    Toxicity:

    LD50 in mice, rats (mg/kg): 4738, 6721 orally (Yankel, Loux)

    Hazard Identification

    Classification of the substance or mixture

    Not classified.

    GHS label elements, including precautionary statements

    Pictogram(s) No symbol.
    Signal word

    No signal word

    Hazard statement(s)

    none

    Precautionary statement(s)
    Prevention

    none

    Response

    none

    Storage

    none

    Disposal

    none

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

  • Seller Information
    Business Type:

    Trader

    Main Products:

    vitamin

    Location:

    Room 2-502, Building 6, Luneng Tehran Garden Building, No.8 Changbin Road, Xiuying district, Haikou City, Hainan Province

    Payment Terms:

    TT against copy of documents,TT against B/L draft before shipment

    Average lead Time:

    25

    Total Annual Revenue:

    $2.5 million-$5 million

    Total Employees:

    Less than 5

    Year of Establishment:

    2023

  • Inquiry History
    3 Inquiries
    Country Product Purchase Quantity Date Posted
    India

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    2 MT Aug 21, 2025
    Pakistan

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    1 MT Jan 14, 2026
    Pakistan

    Atracurium Besylate

    1 MT Jan 14, 2026
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