... 1.Material: 1Cr13/302 2.Specification: 130mm 3.Antimagnetic, Anti-acid Steel ESD Plastic Replaceable Tip Tweezers 1.Tip: ... the biggest characteristic of PPS corrosive good,; PPS for most acid, ester, ketones, aldehyde, phenol and fat hydrocarbon, aromatic ... , not chlorinated biphenyl and oxidation resistance of acid, oxidant, strong sulfuric acid, nitric acid, wang, s., hydrogen peroxide and sodium ...