Chemical Resistance Chart
ASTM Breakthrough Times in Minutes and ISEA/CE Ratings for Best Gloves
Explanation of Ratings
Chemical Resistance Ratings
0
< 10 minute breakthrough time
BTT or Breakthrough times are given in minutes and represent the
≥ 10 minute breakthrough time
Normalized breakthrough times required by ASTM F 739-96 Method
1
for Permeation. The ratings are a part of the ANSI/ISEA 105-2000
≥ 30 minute breakthrough time
2
American National Standard for Hand Protection Selection Criteria.
≥ 60 minute breakthrough time
3
The ratings range from 0 to 6 with 6 being the best choice.
≥ 120 minute breakthrough time
4
≥ 240 minute breakthrough time
5
≥ 480 minute breakthrough time
6
Chemical by Class
Neoprene
Nitrile
Rubber
PVC
Butyl
Viton*
Aliphatic Solvents
BTT Rating
BTT Rating
BTT Rating
BTT Rating
BTT Rating
BTT Rating
1. Cyclohexane
228
4
>480
6
NR
0
88
3
44
2
>480
6
2. Gasoline (unleaded)
46
2
>480
6
NR
0
22
1
NR
0
>480
6
3. Heptane
>480
6
>480
6
24
1
39
2
23
1
>480
6
4. Hexane
173
4
>480
6
21
1
29
1
13
1
>480
6
5. Isooctane
>480
6
>480
6
57
2
114
3
56
2
>480
6
6. Kerosene
>480
6
>480
6
NR
0
>480
6
94
3
>480
6
7. Petroleum Ether
99
3
>480
6
5
0
19
1
15
1
>480
6
Acids, Organic
8. Acetic Acid 84%
>480
6
240
5
>480
6
300
5
>480
6
>480
6
9. Formic Acid 90%
>480
6
75
3
>480
6
>480
6
>480
6
>480
6
Acids, Mineral
10. Battery 47%
>480
6
>480
6
>480
6
>480
6
>480
6
>480
6
11. Hydrochloric 37%
>480
6
>480
6
>480
6
>480
6
>480
6
>480
6
12. Hydrofluoric 48%
>480
6
60
3
45
2
110
3
>480
6
>480
6
13. Muriatic 10%
>480
6
>480
6
>480
6
>480
6
>480
6
>480
6
14. Nitric 70%
>480
6
NR
0
>480
6
240
5
>480
6
>480
6
15. Sulfuric 97%
>480
6
180
4
>480
6
>480
6
>480
6
>480
6
Alcohols
16. Amyl
>480
6
>480
6
>480
6
116
3
>480
6
>480
6
17. Butyl
>480
6
>480
6
>480
6
155
4
>480
6
>480
6
18. Cresols
>480
6
NR
0
371
5
>480
6
>480
6
>480
6
19. Ethyl
>480
6
225
5
>480
6
66
3
>480
6
>480
6
20. Methyl
64
3
28
1
82
3
39
3
>480
6
>480
6
21. Isobutyl
>480
6
>480
6
>480
6
138
4
>480
6
>480
6
Aldehydes
22. Acetaldehyde
1
0
NR
0
55
2
13
1
>480
6
NR
0
23. Benzaldehyde
93
3
NR
0
81
3
NR
0
>480
6
>480
6
24. Formaldehyde
>480
6
>480
6
>480
6
>480
6
>480
6
>480
6
25. Furfural
116
3
NR
0
>480
6
85
3
>480
6
298
5
Alkalies
26. Ammonium Hydroxide
>480
6
>480
6
>480
6
>480
6
>480
6
>480
6
27. Potassium Hydroxide
>480
6
>480
6
>480
6
>480
6
>480
6
>480
6
28. Sodium Hydroxide
>480
6
>480
6
>480
6
>480
6
>480
6
>480
6
1