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Precautions when using blood collection tubes for blood collection

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1. Test the acidity and alkalinity of the solution with test paper: Check the acidity and alkalinity of the solution with a common pH test paper. Place a small piece of test paper on ...

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Guaranteed reagents, low impurity content, high purity, suitable for sophisticated analysis and research work. Analytical pure and chemically pure reagents, suitable for general analytica...

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