bst365最新正规买球

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Gold Suppliers > Zhejiang Hongda Chemicals Co., Ltd.
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  • Tel : 0086-21-58216737
  • Fax : 0086-21-58217630
  • Email :zheng@zjhdchem.com
  • URL :www.zjhdchem.com

Featured Products
  • inquireC.I.367
    CAS NO : 5089-22-5;63310-10-1;   MF : C24H14N2O2

    ;KCB;Fluorescent Brightener 367;FLUORESCENT BRIGHTENER-KCB;1,4-bis(benziazolyl-2-yl-)naphth-alene;FBA 367;1,4-Bis(2-benzoxazoly)naphthalene;Optical Brightener KCB;C.I. 367;Fluores... >>>

  • inquireFluorescent brightener 199
    CAS NO : 13001-40-6;13001-39-3;   MF : C24H16N2

    ;Optical Brightening Agent ER-Ⅲ;1,4'-bis(2-cyanostyryl) Benzole;optical brightener 199;C.I.199;1,4-BIS(4-CYANOSTYRYL)BENZENE;4,4'-(p-phenylenediethene-2,1-diyl)bisbenzonitrile;Op... >>>

  • inquireFluorescent Brightener OB
    CAS NO : 7128-64-5;12224-40-7;52232-33-4;   MF : C26H26N2O2S

    ;Fluorescent Brightener OB;Fluorescent brightening agent 184;Fluorescent Whitening Agent OB;Optical Brightening Agent OB;Fluorescent Brightener 184;C.I. 184;Fluorescent Brightener... >>>

  • inquireFluorescent Brightener 393
    CAS NO : 1533-45-5;   MF : C28H18N2O2

    ;Fluorescent Brightener OB-1;FBA393；2,2'-(4.4'-diphenol vinyl)di-henzoxazol ;2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole;FBA 393;4,4'-bis(benzoxazol-2-yl)stilbene;Optical... >>>

  • inquireFluorescent Brightener KCB
    CAS NO : 5089-22-5;63310-10-1;   MF : C24H14N2O2

    ;KCB;Fluorescent Brightener 367;FLUORESCENT BRIGHTENER-KCB;1,4-bis(benziazolyl-2-yl-)naphth-alene;FBA 367;1,4-Bis(2-benzoxazoly)naphthalene;Optical Brightener KCB;C.I. 367;Fluores... >>>

  • inquireFluorescent brightener 52
    CAS NO : 12224-03-2;   MF : C14H17NO2

    ;7-(Diethylamino)-4-methyl-2H-1-benzopyran-2-one;4-Methyl-7-(diethylamino)coumarin;MDAC);C.I. 551100;C.I. Fluorescent Brightener 140;C.I. Fluorescent Brightener 52;Leucophor WS;... >>>

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