Grids

Beryllium

Carbon Films (Carbon Coated Grids)

EFFA®

London Finder Patterns

Maxtaform Grids by Graticules, Ltd.

Molybdenum EFFA® Support Rings

Nitrocellulose Films

Silicon Monoxide Films

Vinylec (Formvar) Films

Gilder Grids

Anti-Static Vials

Copper Finder Grid

Copper Slot Grids

Fine Bar Grids

Finer Mesh Grids

Gold-Plated Grids

Handle Grid

Hexagonal Grids

Plain Grids in Copper, Copper/Palladium , and Nickel

Single Aperture Copper Grids

Veco® Grids

Centermark Copper and Nickel Grids

Copper Pattern Grids

Freeze Etch Grid

Handle Grid

Handle-Slot Grid

Hexagonal Copper and Nickel Grids

Plain Copper and Nickel Grids

Sjostrand Grid

Slot Grid

Square & Hexagonal Folding Grids in Copper and Nickel

Punched Grids and Sheet Screening

Punched Grids in Copper, Gold, Molybdenum, Nickel , and Stainless Steel

Sheet Screening in Copper, Gold, and Nickel

Grids

No. 22000: EFFA® General Grids
The standard general purpose grid. Electrolytic copper. 200 mesh. Open area : 65%. One side bright and very flat. 3.05mm diameter. Per vial/100. . . . .$29.60

No. 25500: EFFA® Carbon Coated Nylon Grid
180 mesh. Coated heavily on both sides with carbon. Low x-ray background. Also good for backscattered imaging. Vial/25. . . . .$6.60

No. 22790: C.R.I. Beryllium Grid
Developed by Connecticut Research Institute. 75 mesh. Single grid. . . . .$13.60

No. 22020: EFFA® Support Rings
Similar to Pattern A grids, but made of molybdenum. 0.001" thick. Specify 600um, 800um, 1000um, 1200um, 1400um, 1600um, 1800um, or 2000um hole size. 3.05mm diameter. Vial/50. . . . .$77.00

Maxtaform Grids by Graticules, Ltd.
Special Patterns. Copper-Rhodium plated on one side, 3.05mm diameter, vial/100

No. 62200: Fullam Finder Grid
A 135 mesh finder grid that is scannable in a straight line. Each opening of the grid is identified by letters and knobs. A very light plating of rhodium identifies the upper side of the grids while the very flat specimen surface is copper. Per vial/100. . . . .$31.00

No. 62210: Fullam Freeze-Etch Grid
A standard 200 mesh grid with four large central squares. Each large square is equivalent to 4 squares of a 200 mesh opening. Rhodium plated on the upper side for identification and stability.
Per vial/100. . . . .$14.50

London Finder Patterns
Positive location of most grid openings by letter or number

No. 21020: H-2 London 200 Mesh London Finder Grid, Copper
Copper-rhodium plated on one side. Vial/100. . . . .$53.00

No. 21070: H-7 London 400 Mesh London Finder Grid, Copper.
Copper-rhodium plated on one side. Vial/100. . . . .$84.00

Gilder Specimen Grids

These top-quality, British-made grids are becoming increasingly popular in the USA. 3.05mm.

Gilder Finer Mesh Grids
These finer mesh grids have average bar widths of only 6um. The 1000 mesh grid combines a high support value with the open area of a 200 mesh grid. The 400 Hex and 600 Hex grids have small tabs for easier handling. 3.05mm

Gilder 1000 Mesh, G1000HS
No. 27000: Copper, vial/25. . . . .$36.25
No. 27002: Gold, vial/25. . . . .$69.40

Gilder 400 Mesh Hex, G400HH
No. 27400: Copper, vial/100. . . . .$45.15
No. 27401: Nickel, vial/100. . . . .$54.75
No. 27402: Gold, vial/100. . . . .$73.00

Gilder 600 Mesh Hex, G600HH
No. 27600: Copper, vial/100. . . . .$53.50
No. 27601: Nickel, vial/100. . . . .$47.25
No. 27602: Gold, vial/100. . . . .$88.00

No. 28195: GS 2 x 0.5mm, vial/100. . . . .$18.25

No. 28190: GS 2 x 1mm, vial/100. . . . .$21.95

Gilder Single Aperture Copper Grids

No. 28070: 600um, GA600, vial/100. . . . .$19.15

No. 28090: 1000um, GA1000, vial/100. . . . .$17.95

Hole sizes of 75, 100, 150, 300, 400, 800, 1500 and 2000um are available on special order.
Minimum quantity: 10 vials of the same catalog number.

Gilder 200 Mesh Handle Grids, G200T
Handle has been designed for ease of handling and easy removal. Handle can be bent to 90°. Bend beyond 90° to remove handle.

No. 28300: Copper, vial/100. . . . .$15.85
No. 28301: Nickel, vial/100. . . . .$16.75
No. 28302: Gold, vial/100. . . . .$57.20
No. 28303: Copper/Palladium, vial/100. . . . .$18.95

Gilder 100 Mesh Hexagonal Grids, G100HEX

No. 28350: Copper, vial/100. . . . .$14.95
No. 28351: Nickel, vial/100. . . . .$15.50
No. 28352: Gold, vial/100. . . . .$33.30
No. 28353: Copper/Palladium, vial/100. . . . .$8.95

Gilder Plain Copper Grids, 3.05mm Dia., Vial/100

No. 28100: 75 Mesh Grids
No. 28110: 100 Mesh Grids
No. 28120: 150 Mesh Grids
No. 28130: 200 Mesh Grids
No. 28140: 300 Mesh Grids
No. 28150: 400 Mesh Grids
No. 28170: 75 x 300 Mesh Grids

Gilder Plain Copper Grids, per vial. . . . .$17.35

Gilder Plain Copper/Palladium Grids, 3.05mm Dia., Vial/100

No. 28200: 75 Mesh Grids
No. 28210: 100 Mesh Grids
No. 28220: 150 Mesh Grids
No. 28230: 200 Mesh Grids
No. 28240: 300 Mesh Grids
No. 28250: 400 Mesh Grids
No. 28270: 75 x 300 Mesh Grids

Gilder Plain Copper/Palladium Grids, per vial. . . . .$27.00

Gilder Plain Nickel Grids, 3.05mm Dia., Vial/100

No. 28101: 75 Mesh Grids
No. 28111: 100 Mesh Grids
No. 28121: 150 Mesh Grids
No. 28131: 200 Mesh Grids
No. 28141: 300 Mesh Grids
No. 28151: 400 Mesh Grids
No. 28171: 75 x 300 Mesh Grids

Plain Nickel Grids, per vial. . . . .$27.00

No. 27700: Gilder G200HF3 Copper Finder Grid
Wonderfully complex 200 mesh finder grid with alphanumeric coordinates on the rim. Each grid bar junction carries an alphabetic symbol and one grid bar in ear opening has a binary number symbol. Vial/25. . . . .$11.75

Gold-Plated Grids
All Gilder copper or nickel grids are available with a 0.10-0.25um 24K gold coating. Excellent for auto- radiography. $10-$15 per vial cheaper than pure gold grids. Minimum order is 10 vials of specific grid.

Fine-Bar Grids
Bar widths average 4um. Asymmetrical index mark on the rim permits easy orientation. Mesh area is 2.05mm dia.

600 Mesh Fine Bar Grids, G600HHS (Hex)
No. 27200: Copper, vial/100. . . . .$43.35
No. 27201: Nickel, vial/100. . . . .$45.35
No. 27202: Gold, vial/100. . . . .$73.50

600 Mesh Fine Bar Grids, G600HSS (Square)
No. 27210: Copper, vial/100. . . . .$48.75
No. 27211: Nickel, vial/100. . . . .$45.35
No. 27212: Gold, vial/100. . . . .$73.50

1500 Mesh Fine Bar Grids, G1500HS
No. 27220: Copper, vial/15. . . . .$38.00
No. 27221: Nickel, vial/15. . . . .$31.00
No. 27222: Gold, vial/15. . . . .$47.00

2000 Mesh Fine Bar Grids, G2000HS
No. 27230: Copper, vial/10. . . . .$45.35
No. 27231: Nickel, vial/10. . . . .$31.00
No. 27232: Gold, vial/10. . . . .$64.00

Veco® Specimen Grids: Special Patterns
Copper, 3.05mm diameter, vial/100

No. 26530: Veco® Handle Grid
200 mesh. Useful for handling purposes. Ideal for the Kleinschmidt technique. . . . .$21.10

No. 26300: Sjostrand Grid
Designed by Dr. F. Sjostrand for serial section studies. Bars are 130 and 50um wide. Spaces are 120 and 75um wide. . . . .$19.30

No. 29300: Veco® Handle-Slot Grid
Pattern LR. Slot is 2.0 x 1.0mm. . . . .$16.80

No. 26310: Veco® Freeze Etch Grid
Center hole is 1000 x 500um. 150 mesh. . . . .$28.20

Veco® Specimen Grids: One Side Shiny, One Side Dull. Uniform, Sturdy Clean-Edged Bars.

Veco® Plain Copper Grids, 3.05mm Dia., Vial/100
No. 26090: 50 Mesh Grids
No. 26100: 75 Mesh Grids
No. 26110: 100 Mesh Grids
No. 26120: 150 Mesh Grids
No. 26130: 200 Mesh Grids
No. 26140: 300 Mesh Grids
No. 26150: 400 Mesh Grids
No. 26170: 75 x 300 Mesh Grids
No. 26180: 100 x 400 Mesh Grids
No. 26200: 50 x 75 Mesh Grids
No. 26230: 100um Hole

Plain Copper Grids per vial. . . . .$21.30

Veco® Plain Nickel Grids, 3.05mm Dia., Vial/100
No. 26091: 50 Mesh Grids
No. 26101: 75 Mesh Grids
No. 26111: 100 Mesh Grids
No. 26121: 150 Mesh Grids
No. 26131: 200 Mesh Grids
No. 26141: 300 Mesh Grids
No. 26151: 400 Mesh Grids
No. 26171: 75 x 300 Mesh Grids
No. 26181: 100 x 400 Mesh Grids
No. 26201: 50 x 75 Mesh Grids
No. 26231: 100um Hole

Plain Nickel Grids per vial. . . . .$22.30

Veco® Copper Centermark Grids, 3.05mm Dia., Vial/100
No. 26790: 50 Mesh Grids
No. 26800: 75 Mesh Grids
No. 26810: 100 Mesh Grids
No. 26820: 150 Mesh Grids
No. 26830: 200 Mesh Grids
No. 26840: 300 Mesh Grids
No. 26850: 400 Mesh Grids
No. 26870: 75 x 300 Mesh Grids
No. 26880: 100 x 400 Mesh Grids

Copper Centermark Grids per vial. . . . .$18.00

Veco® Nickel Centermark Grids, 3.05mm Dia., Vial/100
No. 26791: 50 Mesh Grids
No. 26801: 75 Mesh Grids
No. 26811: 100 Mesh Grids
No. 26821: 150 Mesh Grids
No. 26831: 200 Mesh Grids
No. 26841: 300 Mesh Grids
No. 26851: 400 Mesh Grids
No. 26871: 75 x 300 Mesh Grids

Nickel Centermark Grids, per vial. . . . .$20.00

Copper Hexagonal Grids, 3.05mm Dia., Vial/100
No. 26400: 75 Mesh Grids
No. 26410: 100 Mesh Grids
No. 26420: 150 Mesh Grids
No. 26430: 200 Mesh Grids
No. 26440: 300 Mesh Grids
No. 26450: 400 Mesh Grids

Copper Hexagonal Grids, per vial. . . . .$18.00

Nickel Hexagonal Grids, 3.05mm Dia., Vial/100
No. 26401: 75 Mesh Grids
No. 26411: 100 Mesh Grids
No. 26421: 150 Mesh Grids
No. 26431: 200 Mesh Grids
No. 26441: 300 Mesh Grids
No. 26451: 400 Mesh Grids

Nickel Hexagonal Grids, per vial. . . . .$19.00

Veco® Specimen Grids: Copper Pattern Grids
3.05mm diameter, vial/100

Pattern A Hole Diameter
No. 29070: 600um. . . . .$25.50
No. 29090: 1000um. . . . .$25.50
The above items are in stock. Hole sizes of 12.5, 25, 35, 50, 100, 200, 400, 500, 750 and 800um are available on special order. Minimum quantity: 10 vials of the same catalog number. Also available in nickel.

Pattern LR Slot Dimensions
No. 29150: 2.0mm x 1.5mm
No. 29170: 2.0mm x 1.0mm
No. 29190: 0.2mm x 1.5mm

Pattern LR per vial. . . . .$25.50

Pattern R
No. 29200: 150 mesh, 50um bar width, 117um between bars.
per vial. . . . .$14.25

No. 29210: 200 mesh, 40um bar width, 85um between bars.
per vial. . . . .$14.65

Pattern LS Slot Dimensions
No. 29140: 2.0mm x 0.6mm
No. 29160: 0.2mm x 1.0mm
No. 29180: 0.2mm x 0.5mm

Pattern LS per vial. . . . .$29.50

Pattern RA
No. 29240: 150 mesh, 50um bar width, 117um between bars.
Per vial. . . . .$17.50

No. 29250: 200 mesh, 40um bar width, 85um between bars.
Per vial. . . . .$16.50

Veco Folding Copper Grids per vial. . . . .$32.00

Veco® Folding Nickel Grids per vial. . . . .$33.30

Punched Grids, 3.05m diameter
Made from the highest quality screening available. Punched, cleaned, inspected, and packaged in our laboratory.

Copper Punched Grids
No. 22200: 100 mesh, vial/500, 64% open area. . . . .$102.20
No. 22220: 300 mesh, vial/500, 45% open area. . . . . .$102.20
No. 22230: 400 mesh, vial/500, 53% open area. . . . .$102.20
No. 22240: 500 mesh, vial/500, 22% open area. . . . .$102.20
No. 22270: 1000 mesh, vial/25, 13% open area. . . . .$34.50

Nickel Punched Grids
No. 22201: 100 mesh, vial/100, 64% open area. . . . .$21.35
No. 22211: 200 mesh, vial/100, 54% open area. . . . .$21.35
No. 22221: 300 mesh, vial/100, 45% open area. . . . .$21.35
No. 22231: 400 mesh, vial/100, 53% open area. . . . .$21.35
No. 22241: 500 mesh, vial/100, 22% open area. . . . .$21.35

Stainless Steel Punched Grids
No. 22407: 200 mesh, vial/500, woven. . . . .$18.55

Gold
No. 22602: 100 mesh, vial/100, 69% open area. . . . .$72.40
No. 22612: 200 mesh, vial/100, 56% open area. . . . .$61.95
No. 22622: 300 mesh, vial/100, 39% open area. . . . .$61.95
No. 22632: 400 mesh, vial/100, 40% open area. . . . .$61.95

Molybdenum Punched Grids
No. 22706: 100 mesh, vial/100, 70% open area. . . . .$33.00

Copper Sheet Screening
No. 32220: 300 mesh, 45% open area, 3" x 3". . . . .$80.00
No. 32230: 400 mesh, 53% open area, 3" x 3". . . . .$80.00
No. 32240: 500 mesh, 22% open area, 3" x 3". . . . .$85.00

Nickel Sheet Screening
No. 32221: 300 mesh, 45% open area, 3" x 3". . . . .$45.00

Gold Sheet Screening
No. 32622: 300 mesh, 39% open area, 3" x 3" . . . . .$299.00
No. 32632: 400 mesh, 40% open area, 3" x 3" . . . . .$299.00