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              ??? | ?? | ???
              ??:+86(029)88238008 88238009
              ? ???       |       ????       |       ????       |       ????       |       ????     |       ??
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              ??:+86-29-88238008,88238009
              ??:0086-29-88249438
              E-mail:sales@china-unique.com
              MSN:maningxia@hotmail.com
              ???? ? ??? > ????
              ????98.8%MIN
              2012-10-30

               Boron trioxide ?? ?? ?? ???? ?? ?? ?? ??? ??
              ?? ????,????,?????,?? ??? 
              ??? B2O3
              ??? 69.62
              CAS# 1303-86-2
              EINECS# 215-125-8
              ???? ??? ???,???? ?? ???? ??
              ??? ??? ??? ?? ???:  

                      ??? ??            ???(%)                             ??
                           B2O3                ≥98.8 ???? ?? ???? ???? ??? ?????? ??? ????? ??? ?? ???? ???? ??? ?????.?? ?? ?? ???? ?? ??? ???? ????? ????
                           SiO2                ≤0.10
                           Al2O3                ≤0.005
                           CaO                ≤0.01
                          Fe2O3                ≤0.005
                            Na                ≤0.02
                           H2O                ≤0.60
                        ??(60)         ???? ≥95.0%
              ??: ?? 25KG/ ??; ?? 1?/ ??; ????? ??? ??? ?? ????.
              ????: ???? ?? ????? ????, ???, ??? ??? ??, ????, ????, ??? ?? ??? ???, ?? ???? ???, ????? ???, ?? ?????.

               

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