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) 0.5mg
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