Formerly Lab Safety Supply. Buffer – pH 4.00 – Color Coded Red, Concentration pH 4, CAS Number 7732-18-5, 877-24-7, Chemical Formula H2O; C8H5O4K, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Grade Lab, Chemical Container Size 4 L, Chemical Family Type Buffer, Calibration Certificate NIST, Shelf Life 24 mo, Shipping Restrictions Chemical Not Regulated For Transport
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