乙腈中十氟联苯溶液标准物质  Standard substance for decafluorobenzene solution in acetonitrile  1.2mL  

异辛烷中8种多溴二苯醚类混合溶液标准物质  Reference material for 8 polybrominated diphenyl ethers in mixed solution of isoctane  1.2mL  

正己烷中9种多氯联苯混合溶液标准物质  Reference material for 9 polychlorinated biphenyls mixed solution in n-hexane  1mL  

甲苯中多溴二苯醚1-10混合溶液标准物质  Polybrominated diphenyl ethers in toluene 1-10 mixed solution reference material  1mL  

正己烷中5种苯系物混合标样  Mixed standard sample of 5 benzene series in n-hexane  2mL  

正己烷中5种苯系物混合溶液标准物质  The standard substance of mixed solution of 5 benzene series in n-hexane  2mL  

正己烷中5种苯系物混合溶液标准物质  The standard substance of mixed solution of 5 benzene series in n-hexane  2mL  

乙酸乙酯中5种苯系物混合溶液标准物质  Five kinds of benzene series in ethyl acetate mixed solution reference material  2mL  

正己烷中5种苯系物混合溶液标准物质  The standard substance of mixed solution of 5 benzene series in n-hexane  2mL  

甲醇中3种内标混合溶液标准物质  Three kinds of internal standard mixed solution reference material in methanol  1mL