Crimp closure, N 20, alu., center hole,Butyl d. gray/PTFE gray,high purity,3.0mm

$56.80 * $0.00 * (0% Saved)

*taxes and shipping not included

Delivery time approx. 5 working days

70234.10 02301023501020
Content: 100 Piece(s)
Quantity:
Price overview
Quantity Unit price
To 9 $56.80
From 10 $48.40
From 50 $43.60
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Similar product as 70234, however, with a higher analytical purity. These closures with molded... more

Similar product as 70234, however, with a higher analytical purity. These closures with molded Butyl/PTFE septa are only laminated with PTFE in the contact area with the sample. Thus the elastomeric Butyl can achieve on the vial's glass rims a very tight seal, while in comparison a completely PTFE covered septum would have a very slippery surface on the glass and could easily be twisted around. 

Hazardous material No
Closure type Crimp closure
Nominal diameter N 20
Assembling process Assembled
Cap material Aluminum
Cap color Silver
Cap hole Yes
Closure magnetic No
Septa material Butyl/PTFE (high purity), Butyl/PTFE (Pharma-Fix)
Colors of septa material Dark gray/gray
Septa thickness 3.0 mm
Septa hardness 50° shore A
Additional closure features High purity molded septum, only centrically laminated with PTFE, typically called Pharma-Fix, excellent sealing, temp. resistant from -40 °C up to 120 °C
Recommended application(s) Headspace
Autosampler compatibility Agilent, PerkinElmer, Varian
Storage temperature RT
Scope of delivery 100x N 20 ready assembled crimp closures