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                教育㊣装备采购网
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                教育装备采购网↑首页 > 产品库 > 产品分类大全 > 仪器仪表 > 成分分∩析仪器 > 色谱仪 > 液相色谱

                色谱纯●甲醇,液相〓色谱试剂,化学试剂

                色谱纯甲醇,液相色︽谱试剂,化学试剂
                <
                • 色谱纯甲醇,液相色谱试※剂,化学试剂
                >
                产品报价: 120
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                康科德
                67-56-1 (色谱纯甲醇4L)
                高教
                天津
                详细说明

                名 称 指标要求
                1 含量(GC) , ω / % ≥99.9
                2 密度(20℃) , ρ / (g/mL) 0.791~0.793
                3 蒸发残渣,ω / % ≤0.0005
                4 水分(H2O),ω / % ≤0.05
                5 与水混合试验 合格
                6 酸度(以H+计) / (umol/g) ≤0.4
                7 碱度(以OH-计) / (umol/g) ≤0.08
                8 最



                度 205 nm 1.00
                210 nm 0.60
                220 nm 0.30
                230 nm 0.15
                240 nm 0.05
                260 nm 0.01
                qq;

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