一级标准物质
标准样品
质控品
计量院标准物质
环保部标准物质
农残标准物质
铁标准物质
冶金标样
土壤标准物质
中检院标准物质
Dibutyl Phthalate-13C6,d4
5mg
Dibutyl Phenyl Phosphate-d5
50mg
4',4''(5'')-Di-tert-butyldibenzo-18-crown-6
29471-17-8
500mg
Dibutyldiethyltin-d18
50mg
Di-n-Butyl Phosphorochloridate
819-43-2
1g
2,6-Di-tert-butyl-p-benzoquinone
719-22-2
25g
3’,5’-Di-O-tert-butyldimethylsilyl-2'-deoxy-8-[(3-(methyl-d3)-8-methyl
10mg
3’,5’-Di-O-tert-butyldimethylsilyl-2'-deoxy-8-[(3-methyl-8-methyl-3H-i
50mg
Di-t-butyl N,N-Diisopropylphosphoramidite
137348-86-8
2g
Dibutyl 4-(((Butoxymethyl)(propoxy)phosphoryl)oxy)butyl Phosphate
25mg
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