BUFFER SOLUTION PH4 1 L

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Values stated at 20°C. Temperature data printed on container label. Values are traceable to NIST (NBS) standard reference material. Supplied in standard, plastic, easy-pour contain ers or in convenient twin-neck bottles which dispense the correct volume of solution for calibration into the secondary neck chamber minimising all waste and the possibility of contamination. Shelf life is approximately 2 years. Accuracy ±0.01 pH units. Show more