WHEATON Technical Data - page 7

WHEATON
800.225.1437 (U.S. & Canada Only) | 856.825.1100 | 856.825.1368 (F) |
> 4
Technical Data, Closures
Table 3. Rubber Stopper Formulation Characteristics
All stopper formulation data presented above is general information. Specific laboratory results are available upon request. It is recommended that all stoppers be thoroughly tested by the customer for compatibility.
Typical Properties:
Base Polymer
Bromobutyl
Bromobutyl
Bromobutyl
Bromobutyl
Chlorobutyl
Chlorobutyl
Chlorobutyl
Chlorobutyl
Durometer (shore A ± 5)
39
46
47
50
45
46
50
55
Specific Gravity
1.19
1.35
1.26
1.35
1.24
1.32
1.3
1.38
Ash %
31
48
41
44.9
38.4
45.5
42.7
47.9
Typical Extraction Data, USP:
Distilled Water
pH Change
- 0.3
- 0.12
0.0
+ 0.22
- 0.2
- 0.37
- 0.23
- 0.3
Reducing Agents,mL, .01N I
2
0.0
0.0
0.01
0.04
0.0
0.0
0.0
0.0
Turbidity, NTU
0.01
0.7
0.03
1.4
1.0
0.4
0.05
1.0
Total Solids, mg/100mL
0.8
0.7
0.3
1.3
0.0
0.3
0.4
1.0
Zinc, ppm
1.31
1.2
0.2
0.3
Lead, ppm
< 0.5
< 0.5
< 0.5
< 0.5
Toxicity Data:
Acute Systemic
Passes
Passes
Passes
Passes
Intracutaneous Reactivity
Passes
Passes
Passes
Passes
Cytotoxicity
Passes
Passes
Passes
Passes
Passes
Passes
Passes
Passes
Gray Bromobutyl / 39
w/ Complete Safety Coat
Gray
Bromobutyl / 46
Gray
Bromobutyl / 47
Gray
Bromobutyl / 50
Gray
Chlorobutyl / 45
Gray
Chlorobutyl / 46
Gray
Chlorobutyl / 50
Gray
Chlorobutyl / 55
Typical Properties:
Base Polymer
Chlor / Iso Blend
Chlor / Iso Blend
Halobutyl
Natural
Silicone
FKM
Durometer (shore A ± 5)
40
50
60
40
55
55
Specific Gravity
1.15
1.46
1.43
1.25
1.14
1.87
Ash %
29.5
55.7
51.2
38.9
N/A
N/A
Typical Extraction Data, USP:
Distilled Water
pH Change
- 0.6
- 0.8
- 0.3
+ 0.1
- 0.3
- 0.38
Reducing Agents,mL, .01N I
2
0.0
0.0
0.0
0.0
0.1
0.06
Turbidity, NTU
0.7
2.6
5.0
29.0
1.0
0.0
Total Solids, mg/100mL
0.0
0.0
0.5
1.4
0.0
0.4
Zinc, ppm
1.0
1.6
0.5
0.2
0.05
Lead, ppm
0.0
0.0
0.0
< 0.5
0.5
Toxicity Data:
Acute Systemic
Passes
Passes
Passes
Passes
Passes
Intracutaneous Reactivity
Passes
Passes
Passes
Passes
Passes
Cytotoxicity
Passes
Passes
Passes
Passes
Passes
Gray Chlorobutyl
Isoprene Blend / 40
Gray Chlorobutyl
Isoprene Blend / 50
Black
Halobutyl / 60
Red
Natural / 40
Natural
Silicone
Black
FKM / 55
1,2,3,4,5,6 8,9,10,11,12,13,14,15,16,17,...27
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