DD chuẩn Au (Gold Standard)

DD chuẩn Ba (Barium ICP Standard)

DD chuẩn Be (Beryllium Standard)

DD chuẩn Ca (Calcium ICP Standard)

DD chuẩn Cadmium (Cadmium Standard)

DD chuẩn Ce (Cerium ICP standard)

DD chuẩn Cl (Chloride Standard)

DD chuẩn Co (Cobalt ICP Standard)

DD chuẩn Cr (Chromium ICP Standard)

DD chuẩn Cu (Copper ICP standard)

DD chuẩn Cu (Copper Standard)

DD chuẩn F (Fluoride Standard)