A colorless,non-flammable,high pressure gas.(一种无色,不燃,高压气体) Formula(分子式): Kr Molecular weight(分子量): 83.8 Boiling point(沸点): -153.4℃,-244.12°F; Melting point(融点): -157.4℃,-251.32°F. Specific Volume(比容): 0.287m3/kg(21.1℃,101.325KPa) 4.6ft3/lb(70°F,14.696psia) UN Number(UN号码): UN1056 DOT Classification(DOT类别): 2.2(Non flammable Gas)(不燃性气体) DOT Label(DOT标签): NON-FLAMMABLE GAS(不燃性气体) Cylinder Connection(钢瓶接口): CGA/DISS/JIS---580/718/W22-14R Grade(级别) 5N Purity(纯度) 99.999% Guaranteed Specification(保证规格)
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