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Expanded Line of Stock Sulfinert
™
and
Silcosteel
®
Fittings
A full line of
1
16
",
1
8
" and
1
4
" fittings is now available Sulfinert
™
or Silcosteel
®
treated direct from Restek.
Because of expanding applications for these coatings, we have received many requests for a broader product
offering. If you still do not see everything you need, contact us for information on custom coating services.
Fitting
Size
Sulfinert
™
Silcosteel
®
1
16
"
22520
20510
Unions
1
8
"
22521
20511
1
4
"
22522
20512
1
16
"
22526
20513
Tees
1
8
"
22527
20514
1
4
"
22528
20515
1
16
" to
1
8
"
22523
20519
Reducing Fittings
1
16
" to
1
4
"
22524
20520
1
8
" to
1
4
"
22525
20521
1
16
"
22529
20516
Elbows
1
8
"
22530
20517
1
4
"
22531
20518
1
16
"
21539
21518
Plug
1
8
"
21540
21519
1
4
"
21541
21520
Cross
1
8
"
21542
21521
1
4
"
21543
21522
1
8
" to
1
16
"
21544
21523
Tube End
1
4
" to
1
16
"
21545
21524
Reducer
1
8
" to
1
4
"
21546
21525
1
4
" to
1
8
"
21547
21526
1
8
"
21548
21527
Port Connectors
1
4
"
21549
21528
1
8
" to
1
4
"
21550
21529
1
8
" to
1
8
" NPT 21551
21530
Compression
1
4
" to
1
4
" NPT 21552
21531
to NPT Male
1
16
" to
1
8
" NPT 21553
21532
Connectors
1
8
" to
1
4
" NPT 21554
21533
1
4
" to
1
8
" NPT 21555
21534
1
8
" to
1
8
" NPT 21556
21535
Compression to
1
4
" to
1
4
" NPT 21557
21536
NPT Female
1
4
" to
1
8
" NPT 21558
21537
Connectors
1
8
" to
1
4
" NPT 21559
21538
• 19 •
www.restekcorp.comConnect Fused Silica
Capillary Columns with
New MXT
®
Unions
✔
Low-dead-volume, leak-free connection
✔
Reusable
✔
Silcosteel
®
treatment ensures maximum
inertness
✔
Ideal for connecting guard columns and
transfer lines
✔
Usable to oven temperatures of 350°C
✔
Available in union and “Y” configurations
Previously only metal tubing could benefit from an
easy-to-use MXT
®
connector. Now the MXT
®
con-
nector can be used with fused silica capillary
columns because of the Valcon polyimide
1
32
" one-
piece fused silica adaptor. This unique graphite-
reinforced composite allows capillary columns to
slide and be locked into place simply by loosening
and tightening the MXT
®
union
1
32
" fitting.
MXT
®
-Union Connector Kits
Each kit contains the MXT
®
union, 2-
1
32
" nuts
and 2 one-piece fused silica adaptors
For 0.53mm columns: cat.# 21384, (kit)
For 0.32mm columns: cat.# 21385, (kit)
For 0.25mm columns: cat.# 21386, (kit)
MXT
®
“Y”-Union Connector Kits
Each kit contains the MXT
®
union, 3-
1
32
" nuts
and 3 one-piece fused silica adaptors
For 0.53mm columns: cat.# 21387, (kit)
For 0.32mmcolumns: cat.# 21388, (kit)
For 0.25mmcolumns: cat.# 21389, (kit)
Replacement One-Piece Fused Silica
Adaptors for Fused Silica Capillary
Columns
For 0.25mm columns: cat.# 20137, (5-pk.)
For 0.32mm columns: cat.# 20140, (5-pk)
For 0.53mm columns: cat.# 20141, (5-pk)
Replacement 1/32" nuts: cat.# 20389, (5-pk)
Sulfinert
™
Tubing
For the complete Sulfinert
™
and Silcosteel
®
tubing offering, refer to Restek’s
Annual Chromatography Products Catalog
(lit. cat.# 59960).
Sulfinert
™
Tubing (304 Welded Stainless Steel)
Price-per-foot by length
ID, OD
cat.#
5-24 ft.
25-199 ft.
200-399 ft.
>400 ft.
0.040" (1.02mm),
1
16
" (1.59mm)
22505
0.085" (2.16mm),
1
8
" (3.18mm)*
22506
0.210" (5.33mm),
1
4
" (6.35mm)*
22507
Sulfinert
™
Tubing (316 Seamless Stainless Steel)
Price-per-foot by length
ID, OD
cat.#
5-24 ft.
25-199 ft.
200-399 ft.
>400 ft.
0.055" (1.40mm),
1
8
" (3.18mm)**
22508
0.180" (4.57mm),
1
4
" (6.35mm)**
22509
*0.020" wall thickness
**0.035" wall thickness