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R R Puffer Ph 4.01 250ml Kürbissamen 0g I 100g Acid value 185 0g I 100g Acid value 185 215 mg KOH g Saponification value 185 215 mg KOH g Unsaponifiable matter max amorphous powder Store at room temperature in a well ventilated area Purpose: Calibration and quality control of pH measurements in the slightly acidic range
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