上一條：BS ISO 2285-2019 硫化或熱塑性橡膠 持續(xù)拉長下永久變形及持續(xù)拉伸負(fù)載下永久變形,拉長和蠕變的測定 替代BS 903-A5: 1997 Rubber, vulcanized or thermoplastic. Determination of tension set under constant elongation, and of tension set, elongation and creep under constant tensile load

下一條：BS ISO 17280-2015 表面活性劑 用氣相色譜法測定從環(huán)氧乙烷得到的表面活性劑中1,4-二惡烷殘余物 Surface active agents. Determination of 1,4-dioxan residues in surfactants obtained from epoxyethane by gas chromatography

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