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溴甲酚绿,76-60-8,指示剂级 (pH 3.8-5.4)
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pH试纸 Roll (4.8 m) with colour scale pH <3.8 - 4.1 - 4.4 - 4.6 - 4.8 - 5.1 - 5.4
pH-indicator paper pH 3.8 - 5.4 Special indicator Roll (4.8 m) with colour scale pH
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溴甲酚绿钠,62625-32-5,98%
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溴甲酚绿钠
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溴甲酚绿钠,62625-32-5,指示剂
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溴甲酚绿钠,62625-32-5,ACS reagent,90 %
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溴甲酚绿
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pH试纸 Roll (4.8 m) with colour scale pH <5.4 - 5.4 - 5.8 - 6.2 - 6.4 - 6.7 - 7.0 - >7.0
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溴甲酚绿指示剂
测定酸碱度时常用其钠盐。酸碱指示剂,pH值3.8(黄)~5.4(蓝)。其钠盐水溶液用于分光光度法测定pH值的显色剂。用作薄层色谱法测定脂族羟酸和生物碱的试剂及光度法测定季铵阳离子的萃取分离剂
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溴甲酚绿,76-60-8,0.04%
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