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SRM 973  Boric Acid Acidimetric Standard硼酸酸滴定標(biāo)準(zhǔn)  100g
SRM 975a  Chlorine Isotopic Standard氯同位素標(biāo)準(zhǔn)  0.25g
SRM 977  Bromine Isotopic Standard溴同位素標(biāo)準(zhǔn)  0.25g
SRM 978a  Silver Isotopic Standard銀同位素標(biāo)準(zhǔn) 0.25g
SRM 979  Chromium Isotopic Standard鉻同位素標(biāo)準(zhǔn) 0.25g
SRM 980  Isotopic Standard for Magnesium鎂同位素標(biāo)準(zhǔn) 0.25g
SRM 981  Common Lead Isotopic Standard共同鉛同位素標(biāo)準(zhǔn) 1g wire
SRM 982  Equal-Atom Lead Isotopic Standard等原子鉛同位素標(biāo)準(zhǔn)  1g wire
SRM 983  Radiogenic Lead Isotopic Standard放射性鉛同位素標(biāo)準(zhǔn) 1g wire
SRM 984  Rubidium Assay Isotopic Standard銣測(cè)定同位素標(biāo)準(zhǔn) 0.25g
SRM 986  Isotopic Standard for Nickel鎳同位素標(biāo)準(zhǔn) 0.5g
SRM 987  Strontium Carbonate Isotopic Standard碳酸鍶同位素標(biāo)準(zhǔn) 1g
SRM 994  Gallium Isotopic Standard鎵同位素標(biāo)準(zhǔn) 0.25g
SRM 998  Angiotensin I (Human)血管緊張素I(人) 0.5 mg
SRM 1003c  Glass Beads - Particle Size Distribution玻璃微珠粒徑分布 28g
SRM 1004b  Glass Beads - Particle Size Distribution玻璃微珠粒徑分布 43g
SRM 1010a  Microcopy Resolution Test Charts顯微鏡的分辨率測(cè)試圖 set (5)
SRM 1012  Flooring Radiant Panel地板輻射面板 set (3)
SRM 1017b  Glass (Particle Size)玻璃(粒徑)  70g
SRM 1018b  Glass (Particle Size)玻璃(粒徑)  87g
SRM 1019b  Glass (Particle Size)玻璃(粒徑)  200g
SRM 1021  Glass ( Particle Size)玻璃(粒徑)  4g