-
环己基苯, 98%
827-52-1
25ml
-
菲, ≥99.5% ,升华提纯,用于元素分析
85-01-8
1g
-
菲, standard for GC,≥99%(GC)
85-01-8
1g
-
菲, 97%
85-01-8
25g
-
对四联苯, 98%
135-70-6
1g
-
4-正戊基联苯, 99%
7116-96-3
5ml
-
4-甲基联苯, 98%
644-08-6
1g
-
并五苯, 98%
135-48-8
100mg
-
1-甲基萘, 98%
90-12-0
25g
-
1-甲基萘, 96%
90-12-0
25g
