美國NIST標準品  SRM 8509  Moisture in Methanol, 93mg/kg甲醇中水, 93mg/k  set (5)
SRM 8510  Moisture in Methanol, 325mg/kg甲醇中水, 325mg/k  set (5)
SRM 8529  IAEA-S-3 (Sulfur Isotopes in Silver Sulfide) IAEA-S-3(硫化銀中的硫同位素)  1 bottle x 0.5g
SRM 8535a  VSMOW2 Vienna Standard Mean Ocean Water(Hydrogen and Oxyen Isotopes in Water) 20mL
8536  GISP-Water 20mL
SRM 8536  GISP-Water  20mL
SRM 8537  SLAP-Water Light Stable Isotopic Standard水穩(wěn)同位素標準 20mL
SRM 8539  NBS 22 Oil(Carbon and Hydrogen Isotopes in Oil) NBS 22 Oil(油中的碳和氫同位素)  1mL
SRM 8540  IAEA-CH-7 (Carbon and Hydrogen Isotopes in Polyethylene Foil) IAEA-CH-7(聚乙烯箔中的碳和氫同位素) 3.5g
SRM 8541  USGS24 Graphite(Carbon Isotopes in Graphite)  USGS24石墨(石墨中的碳同位素)  0.8g