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127#xingfuna-road,lianyungang,jiangsu,China China
Persona de contacto Ms. hua dan
Dirección 127#xingfuna-road, lianyungang, jiangsu
　　 This Ce doped glass can stop nearly all the radiation of ultraviolet ray of UV-B&
　With the adoption of distinvtive technique,this opaque quartz glass tube has its typical character
This Ce doped glass can stop nearly all the radiation of ultraviolet ray of UV-B&UV-C and big proportion r
　High purity silica sand is processed from the quality silica stone ,for its high content of SiO2 a
Refined silica sand is processed from natural silica stone ,for its high content of SiO2 and low impurity,it c
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