美國(guó)NIST標(biāo)準(zhǔn)品 SRM 4356  Ashed Bone (Radioactivity)灰骨(放射性) 15g
SRM 4357  Ocean Sediment Powder海洋沉積物粉 85g
SRM 4358  Ocean Shellfish Radionuclide Standard 150g
SRM 4359  Seaweed Radionuclide Standard海藻放射性核素標(biāo)準(zhǔn)物質(zhì) 300g
SRM 4361C  Hydrogen-3 Water Radioactivity Standard  500mL
SRM 4370C  Europium-152 Radioactivity Standard Solution銪-152放射性標(biāo)準(zhǔn)溶液 5mL
SRM 4407L  Iodine-125 Radioactivity Standard Solution碘-125放射性標(biāo)準(zhǔn)溶液 5mL 
SRM 4412L  Molybdenum-99 Radioactivity Standard 鉬-99放射性標(biāo)準(zhǔn)溶液  5mL
SRM 4915F  Cobalt-60 Radioactivity Standard Solution鈷-60放射性標(biāo)準(zhǔn)溶液 5mL
SRM 4919I  Strontium-90 Radioactivity Standard Solution鍶-90放射性標(biāo)準(zhǔn)溶液 5mL
SRM 4926E  Hydrogen-3 Water Radioactivity Standard  20mL
SRM 4927g  Hydrogen-3 Radioactivity Standard 氫-3放射性標(biāo)準(zhǔn)溶液 5mL
SRM 4929F  Iron-55 Radioactivity Standard Solution鐵-55放射性標(biāo)準(zhǔn)溶液  5mL
SRM 4943  Chlorine-36 Radioactivity Standard Solution氯-36放射性標(biāo)準(zhǔn)溶液  3mL
SRM 4947C  Hydrogen-3 Toluene Radioactivity Standard Solution氚代甲苯放射性標(biāo)準(zhǔn)溶液 4mL
SRM 4949d  Iodine-129 Radioactivity Standard 碘-129放射性標(biāo)準(zhǔn) 5mL
SRM 4965  Radium-226 Radioactivity Standard Solution鐳-226放射性標(biāo)準(zhǔn)溶液 5mL
SRM 4966A  Radium-226 Radioactivity Standard Solution鐳-226放射性標(biāo)準(zhǔn)溶液 5mL
SRM 4967A  Radium-226 Radioactivity Standard Solution鐳-226放射性標(biāo)準(zhǔn)溶液 5mL
SRM 4969  Radium-226 Radioactivity Standard Solution鐳-226放射性標(biāo)準(zhǔn)溶液 5mL
SRM 4990C  Oxalic Acid草酸 8x28g