甲醇中SEM同位素(13C,15N2)溶液标准物质  SEM isotope (13C,15N2) solution reference material in methanol  1mL  

丙酮中6种邻苯二甲酸酯类内标混合溶液标准物质  Six kinds of internal standard mixed solution of phthalates in acetone  1.2mL  

甲醇中α-甲基苯乙烯溶液标准物质  Reference material for alpha - methyl styrene solution in methanol  1.2mL  

甲醇/四氢呋喃/水/高氯酸中苯基苯并咪唑磺酸溶液标准物质  Reference material for phenyl benzimidazole sulfonic acid solution in methanol/tetrahydrofuran/water/perchloric acid  1.2mL  

乙腈中10种磺酰脲类农药混合溶液标准物质  10 sulfonylurea pesticides in acetonitrile mixed solution standard material  1.2mL  

乙腈中12种醛酮衍生物混合溶液标准物质(以醛酮计)  Standard substances for 12 aldehydes and ketones derivatives mixed solution in acetonitrile (calculated by aldehydes and ketones)  1.2mL  

乙醇中甲基丁香酚溶液标准物质  Methyl eugenol solution standard substance in ethanol  1.2mL  

甲醇中异丁香酚溶液标准物质  Standard substance for isoeugenol solution in methanol  1.2mL  

甲醇中氯化乙基汞溶液标准物质  Standard substance for ethyl mercury chloride solution in methanol  1.2mL  

甲苯中磷酸三苯酯溶液标准物质  Solution reference material for triphenyl phosphate in toluene  1.2mL