Original Feather Microtome Blade S35 A35 R35 H35 N35 C35
Original · Japan

Feather S35 / A35 / R35 / H35 / N35 / C35

Original Feather microtome blades manufactured in Japan by Feather Safety Razor Co., Ltd. Six variants for routine paraffin, hard tissue, ultrathin serial sectioning, and IHC applications. Trusted in over 100 countries.

Manufacturer Feather Safety Razor Co., Ltd. (Japan)
Model variants S35, A35, R35, H35, N35, C35
Profile S35/R35/N35/C35 low-profile; A35/H35 higher-profile for dense specimens
Edge technology Proprietary ultra-precision edge grinding, Japan
Blade dimensions 80 × 8 mm standard disposable blade format
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Specifications

Technical Parameters

Manufacturer Feather Safety Razor Co., Ltd. (Japan)
Model variants S35, A35, R35, H35, N35, C35
Profile S35/R35/N35/C35 low-profile; A35/H35 higher-profile for dense specimens
Edge technology Proprietary ultra-precision edge grinding, Japan
Blade dimensions 80 × 8 mm standard disposable blade format
Packaging 50 blades per dispenser box with safe single-blade dispensing
Sterilization Pre-sterilized, single-use disposable
Shelf life 3 years unopened (15–25°C dry storage); 6 months once opened
Holder compatibility Low-profile blade holders (Feather, Leica, Roundfin, Thermo, Sakura); A35/H35 require high-profile holders
Certifications CE marked, ISO 13485, JIS compliant; full batch traceability
Authenticity Roundfin is an authorized distributor; genuine Feather packaging, lot numbers, and quality certification
Highlights

Why Choose This Product

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S35 — Superior all-purpose for routine paraffin sections

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A35 — Advanced high-performance for high-throughput labs

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H35 — Extra rigidity for hard or calcified tissues

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N35 — Ultrathin serial sectioning with minimal compression

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