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    Home > Medical News > Latest Medical News > good news!

    good news!

    • Last Update: 2021-07-30
    • Source: Internet
    • Author: User
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    On July 16, UPHW added 2 new registration numbers, one from the suppliers of calcium phosphate from Budenheim in Germany and Polyclinic potassium from Purolite in the United Kingdom.


    Calcium phosphate

    Budenheim calcium phosphate (CAS: 12167-74-7 ) : F20190000688



    Direct pressure anhydrous calcium phosphate ( Ca 5 (PO 4 ) 3 OH ): thinner

    10% suspension pH: 6.


    High powder porosity: about 80%

    High specific surface area: about 85 ㎡/g

    D50: 100 μm

    Bulk density: 0.


    Tap density: 0.




    1.


    For details, see article: Study on the improvement of tablet performance by calcium phosphate TRI-CAFOS 500



    Pollacrine Potassium

    Purolite production polacrilin potassium, and potassium, is a dry powder form weakly acidic cation exchange resin polymethacrylic acid , model Puolite ® C115KRM , CAS: 65405- 55-2 , registration number: F20210000083


    .
    Polaklin potassium parameters:
    Polymer: potassium salt of 2-methyl-2-acrylic acid and divinylbenzene polymer Potassium content: 20.
    6%~25.
    1% Ion form: K-type functional group: carboxylic acid
    Particle size: >75μm: ≤30%
    > 150 m: ≦ 1%
    polacrilin potassium Applications: polacrilin potassium years tablet disintegrating agents are incorporated in the formulation, is still widely used alone or used in conjunction with other products
    .
    Polyclinic potassium can be mixed and used.
    When in use, the dry powder of this product is mixed with API and then compressed into tablets
    .
    In the formula, it can be added in the proportion of 0.
    5 to 5%, and more can be added if necessary
    .
    This product swells about 150% when wet, which causes the tablet to disintegrate quickly without agglomerating into agglomerates
    .
    When the disintegration effect is the same, the dosage is much smaller than the recommended dosage of other disintegrants
    .
    And the high-efficiency disintegration ability of this product when it comes into contact with water has nothing to do with temperature
    .
    Adding a suitable surfactant (about 0.
    2%) to the formulation will make the disintegration effect more rapid and ideal
    .
    In addition, the application of polyclinic potassium can enhance the physical strength of the tablet, so the hardness of the compressed tablet can more easily meet the requirements
    .
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