| D807537 |
二甲基黄, indicator |
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| D796631 |
二甲基黄, Analytical reference,98%(HPLC) |
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| D796629 |
★二甲基黄指示剂, 0.2% in methanol |
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| D991959 |
★二甲基黄指示剂, 1g/L in Ethanol |
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| D796630 |
★二甲基黄指示剂, 0.05% in Ethanol |
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| D697941 |
★二甲基黄指示液, 0.1% in Ethanol，符合药典：通则8005 |
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| D794370 |
★二甲基黄标准溶液, 1000μg/ml, in Purge and Trap Methanol |
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