DETERMINE TRACE AMOUNT OF MERCURY AFTER CONCENTRATING BY SOLID PHASE EXTRACTION METHOD USING MODIFIED RICE HUSK AS STATIONARY PHASE Nguyễn Minh Quý Đặng Ngọc Định Vũ Thị Nha Trang Abstract PDF (Vietnamese) điểm / đánh giá Published 2016-03-17 Issue Vol. 20 No. 4 (2015) Section ARTICLES