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Cassette Blanks

Cassette blanks are two or three section housings for filters. They hold the filter securely in place during sampling and are ideal for personal sampling.

Opaque filter cassette blanks are designed to handle light-sensitive compounds such as PNA (Paraffins, Naphthenes and Aromatics) hydrocarbons.

All SureSeal cassettes are inspected to meet a vacuum leak test of <1 inch Hg delay per 30 seconds when subjected to 24 inches Hg vacuum and a pressure decay of 1 psi per 30 seconds when subjected to 5 psi pressure. SureSeal Leak-free cassettes require the use of a SureSeal Cassette Opener.

SureSeal Cassette Blanks
Diameter (mm) Style Description Pack Size Part Number  
25 2-piece Styrene, clear 50
100
250
225-2-25LF
225-2258
225-2258LF
 225-2050LF cassette blank, 2 piece clear styrene, 25mm diameter 
25 3-piece Styrene, clear 50
250
225-3-25LF
225-2259LF
 225-3-25LF cassette blank, 3 piece clear styrene, 25mm diameter 
25 middle ring Styrene, clear, ½ inch 50 225-300R  225-300R Middle ring for cassette blank, 25mm diameter, 1/2 inch high 
37 2-piece Styrene, clear 10
50
250
225-2LF
225-2050LF
225-2250
 225-2LF cassette blank, 2 piece clear styrene, 37mm diameter 
37 3-piece Styrene, clear 10
50
250
225-3LF
225-3050LF
225-3250
 225-3LF cassette blank, 3 piece clear styrene, 37mm diameter 
37 2-piece Styrene, opaque brown 50 225-4  225-4 cassette blank, 2 piece opaque, 37mm diameter 
37 3-piece Styrene, opaque brown 50 225-8451  225-8451 cassette blank, 3 piece opaque, 37mm diameter 
37 middle ring Styrene, clear, ½ inch 50 225-304  225-304 Middle ring for cassette blank, 37mm diameter, 1/2 inch high 
Cassette Opener, stainless steel, suitable for 25, 37, and 47-mm filter cassettes.
Required for all SureSeal Cassettes.
Each 225-13-5B  225-13-5B SureSeal Cassette Opener, for opening 25 or 37 mm cassettes 
SureSeal Cassette Blanks

225-2-25LF/-2258
/-2LF/-2050LF/-2250

SureSeal Cassette Blanks

225-3-25LF/-2259
/-3LF/-3050LF/-3250

SureSeal Cassette Blanks

225-300R

SureSeal Cassette Blanks

225-4

SureSeal Cassette Blanks

225-8451

SureSeal Cassette Blanks

225-304

SureSeal Cassette Opener

225-13-5B

SureSeal Solvent Resistant Cassette Blanks

Compatible with most solvents - contact SKC for details of solvent compatability. SureSeal Leak-free cassettes require the use of a SureSeal Cassette Opener.

Diameter (mm) Style Description Pack Size Part Number  
25 3-piece, goblet style Polypropylene, opaque white 50 225-8585  225-8585 Sureseal Solvent Resistant Cassette Blank, 3 piece, goblet style, opaque, diameter 25mm 
37 2-piece Polypropylene, opaque white 50 225-8483  225-8483 Sureseal Solvent Resistant Cassette Blank, 2 piece, opaque, diameter 37mm 
37 3-piece Polypropylene, opaque white 10
50
225-45
225-45A
 225-45 Sureseal Solvent Resistant Cassette Blank, 3 piece, opaque, diameter 37mm 
Cassette Opener, stainless steel, suitable for 25, 37, and 47-mm filter cassettes.
Required for all SureSeal Cassettes.
Each 225-13-5B  225-13-5B SureSeal Cassette Opener, for opening 25 or 37 mm cassettes 
Solvent Resistant Cassette Blanks

225-8481

Solvent Resistant Cassette Blanks

225-8585

Solvent Resistant Cassette Blanks

225-8483

Solvent Resistant Cassette Blanks

225-45/-45A

SureSeal Cassette Opener

225-13-5B

SureSeal Conductive Cassette Blanks

For reducing sample loss due to electrostatic effects; required for asbestos sampling. SureSeal Leak-free cassettes require the use of a SureSeal Cassette Opener.

Diameter (mm) Style Description Pack Size Part Number  
25 3-piece, 2 inch middle cowl Polypropylene, conductive black 50 225-3-23  225-3-23 SureSeal Conductive Cassette Blank, 2 piece, 2 inch middle, diameter 25mm 
25 3-piece, ½ inch middle ring Polypropylene, conductive black 50 225-329  25-329 SureSeal Conductive Cassette Blank, 3 piece, 1/2 inch middle, diameter 25mm 
25 2-piece, goblet Polypropylene, conductive black 50 225-2257  225-2257 SureSeal Conductive Cassette Blank, 2 piece goblet style, diameter 25mm 
37 2-piece Polypropylene, conductive black 50 225-308  225-308 SureSeal Conductive Cassette Blank, 2 piece, diameter 37mm 
37 3-piece Polypropylene, conductive black 50 225-309  225-309 SureSeal Conductive Cassette Blank, 3 piece, diameter 37mm 
47 2-piece Polypropylene, conductive black 16 225-8496  225-8496 SureSeal Conductive Cassette Blank, 2 piece, diameter 47mm 
47 3-piece Polypropylene, conductive black 25 225-8497A  225-8497 SureSeal Conductive Cassette Blank, 3 piece, diameter 47mm 
Cassette Opener, stainless steel, suitable for 25, 37, and 47-mm filter cassettes.
Required for all SureSeal Cassettes.
Each 225-13-5B  225-13-5B SureSeal Cassette Opener, for opening 25 or 37 mm cassettes 
Conductive Cassette Blanks

225-3-23

Conductive Cassette Blanks

225-329

Conductive Cassette Blanks

225-2257

Conductive Cassette Blanks

225-308/-8496

Conductive Cassette Blanks

225-309/-8497

SureSeal Cassette Opener

225-13-5B