性状:白色结晶或结晶性粉末。溶于水。熔点>300℃。紫外线吸光度A(5%/1cm,250nm,水中)<0.05。对眼睛、呼吸系统、皮肤有刺激性。
用途:生物缓冲剂,缓冲范围pH 5.5~7.0。凝胶色谱流动相组分,用作脑微管蛋白分离。
Purity
|
>99.0%
|
pH value(10g/l, H2O, 20℃)
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2~4
|
UV (250nm;5%;1cm;water)
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≤0.05
|
Chloride(Cl)
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≤0.005%
|
Sulfate (SO4)-
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≤0.005%
|
Heavy Metals(as Pb)
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≤5ppm
|
Appearance
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White crystalline powder
|