Buffer Solution pH 4.00 (20°C) (red colour)

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Buffer Solution pH 4.00 (20°C) (red colour)
Content: 1000 MLT
Physical Description:
liquid
Specification: COMPOSITION:@§Citric Acid 1 H2O@11.768 g§Sodium Hydroxide 50% sol. w/w@6 ml§Hydrochloric Acid 35%@3.96 ml§Preservative 1%@5 ml§Amaranth@4 mg/l§Water (s.q.m)@1 l§pH VALUES DEPENDING ON TEMPERATURE@§T (°C)@ApH§0@+0.05§5@+0.04§10@+0.02§15@+0.01§20@0§25@+0.01§30@+0.01§35@+0.01§40@+0.01§50@0§Uncertainty@See certificate§Traceability@NIST§pH at 20°C@3.98 - 4.02