1

≥99.5%

2

≥99.5%

3

≥99%

4

≥99%

5

≥99%

6

≥99%

7

≥99%

8

≥99%

9

≥99%

10

≥99%

11

≥99%

12

≥99%

13

≥99.5%

14

≥98%

15

≥98%

16

≥99%

17

≥99.5%

18

≥99%

19

≥99%

20

≥99%

21

≥99%

22

≥99%

23

≥98%

24

≥98%

25

≥99%

26

≥99%

27

≥99%

28

2-bromo -4- Nitrobenzoic acid

≥99%