: This test is critical for ensuring eyewear does not cause allergic reactions in users sensitive to nickel.
: It involves immersing the frame in artificial sweat for one week to simulate prolonged contact with skin. 24348 rar
: This document outlines the procedure to measure how much nickel is released from a spectacle frame. : This test is critical for ensuring eyewear
The search for "24348 rar" points toward , a technical standard (often published in paper or digital PDF format) titled "Ophthalmic optics — Spectacle frames — Method for the determination of nickel release from spectacle frames" . Key Details of ISO/TS 24348 24348 rar