GMP Factory supply USP Grade 99% Estriol 50-27-1 with reasonable price estriol powder
  • Item No.Estriol
    MOQ1 Gram / Grams
    description

    GMP Factory supply High Quality and 99% Purity Estriol with reasonable price and fast delivery 50-27-1

    Product Description

      

    Product name

    Estriol

    Synonyms

    1,3,5(10)-Estratriene-3,16a,17b-triol; Estra-1,3,5(10)-triene-3,16alpha,17beta-triol

    CAS No.

    50-27-1

    EINECS

    200-022-2

    Molecular formula

    C18H24O3

    Molecular weight

    288.38

    Appearance

    White Or Practically White Crystalline Powder

    Melting point

    281-282 ºC

    Boiling point

    469 °C at 760 mmHg

    Assay

    97.0%-102.0%

    Application

    Pharcaceutical Intermediates

     

    Real Shot

     

    Estriol (6).jpgEstriol (7).jpg

    Functions

     

    1.Estriol can be used for treating cervicitis and especially suitable for treating menopausal syndrome and senile vaginitis. 
    2.Estriol can also be used as the adjuvant drug for middle-term labor induction and artificial abortion. 3. It can also be used for treating prostatic hypertrophy and prostate cancer.
    4.Estriol still has a rapid role in increasing the peripheral leukocytes. It generally takes effect at 1 to 3 days after the treatment but with a short duration period. It also has efficacy in treating leukopenia caused by chemotherapy or radiotherapy.
    5.Estriol can be used for reducing the vascular permeability and fragility and can be used for the treatment of various kinds of hemorrhage. It also has quick hemostasis effect on menorrhagia, hysterectomy or tonsillectomy.

     

    Analysis

     

    Item

    SPECIFICATIONS

    RESULTS

    Appearance

    White or pracrically white crystalline powder

    Conform

    Identification

    Infrared absorption spectrophotometry should conform with CRS

    Conform

    Clarity of solution

    The solution is clear and free from undissolved solid

    Cinform

    Specific rotation

    +54.0°~+62.0°

    +57.7°

    Loss on drying

    ≤0.50%

    0.18%

    Related on igniton

    ≤0.1%

     

    Conform

    Residual Materials

    Total impurities: ≤2.0%

    Conform

    Fineness

    10um(90% pass)

    Conform

    Assay

    97.0%~102.0%

    98.8%

    Conclusion

    Conform to USP36 standard

     

    Packaging & Shipping

    2

     

     

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    Our Services

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    FAQ

    Q1: Are you a manufacturer?
    Answer: Yes, we are factory founded on 2002.
     
    Q2: How to contact with us?
    Click the Alibaba "Contact Supplier" And then send us message the product you interest in, you will get reply within 24 hours.
     
    Q3:Which kind of payment terms do you accept?
    For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account
     
    Q4:Can you give me a discount price?
    Surely,It depend on your qty
     
    Q5:How can i get a sample?
    free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
     
    Q6: How to confirm the Product Quality before placing orders?
    A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
     
    Q7: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.


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