甲醇中2,3,4,6-四氯苯酚溶液标准物质  Reference material for 2,3,4, 6-tetrachlorophenol solution in methanol  1.2mL  

甲醇中苯酚-D6溶液标准物质  Phenol -D6 solution reference material in methanol  1.2mL  

甲醇中2,4,6-三溴苯酚溶液标准物质  Reference material for 2,4, 6-tribromo-phenol solution in methanol  2mL  

二氯甲烷中12种硝基酚类混合标样  Mixed standard samples of 12 nitrophenols in dichloromethane  1.2mL  

二氯甲烷中12种硝基酚类混合溶液标准物质  Dichloromethane 12 nitrophenol mixed solution standard material  1.2mL  

甲醇中对硝基苯胺溶液标准物质  Solution reference material for p-nitroaniline in methanol  2mL  

甲醇中9种硝基苯类混合溶液标椎物质  Nine nitrobenzene in methanol mixed solution standard substances  1.2mL  

甲醇中2,4-二硝基氯苯溶液标准物质  Reference material for 2, 4-dinitrochlorobenzene solution in methanol  2mL  

甲醇中对硝基甲苯溶液标准物质  Solution reference material for p-nitrotoluene in methanol  2mL  

甲醇中间硝基甲苯溶液标准物质  Methanol intermediate nitrotoluene solution reference material  2mL