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Silicon Specimen Supports
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Silicon Specimen Supports

Marsoni M251S
Sale price$372.55
Pay 4 payments of $93.14 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Silicon Specimen SupportsPELCO Silicon Nitride Coated 3mm Disks (blanks) 21555 10 These 3mm silicon disks have a 50nm ultra low stress silicon nitride layer (Si3N4) on both sides and can be used as specimen disks for AFM applications which need a Si3N4 background. Provide smooth background: Surface roughness has RMS (Rg) of 0. 65 0. 06nm which gives a mean roughness (RA) of 0. 45 0. 02nm. Product Specifications Film thickness: 50nm ultra low stress Si3N4 on both sides Disc
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 2376 reviews
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C
Verified Purchase
Carl Pontiak
New York, US
★★★★★ 5
Excellent Starter
Model: 17825
Starter is an excellent Replacement for the OEM Starter. Easy installation after removing Air Flow inlet. Car is starting easily now and running smoothly after Fusible Link Block was replaced.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 22, 2026
J
Verified Purchase
Joe
Battle Creek, US
★★★★★ 5
Good stuff. Works well.
Style: Mineral, Pattern Name: Gallon - 1 Pack
Good lubricant at a good price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 19, 2026
R
Verified Purchase
rootgray
Omaha, US
★★★★★ 5
4 stroke marine oil
Style: Mineral, Pattern Name: Gallon - 1 Pack
Best price I found. Great oil
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 13, 2026
M
Verified Purchase
Molly A.
Battle Creek, US
★★★★★ 5
Great product
Style: Mineral, Pattern Name: Gallon - 1 Pack
Very reliable oil I have been using it for years and never had any problems with it
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 8, 2026
A
Verified Purchase
Albert B Matthews
San Leandro, US
★★★★★ 5
Quality product
Style: Mineral, Pattern Name: Quart - 6 Pack
Quality product at a reasonable price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 15, 2025

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