Alkali in Bleach Baths Containing Hydrogen Peroxide
AATCC 98-2016 pdf free.Alkali in Bleach Baths Containing Hydrogen Peroxide. 2.1 A weighed specimen of the bleachbath is titrated with a standardized solution of sulfuric acid to a Phenol Red endpoint, or to the pH range 6.8-8.4 on a pHmeter. The total alkali，expressed as %NaOH, is calculated based on the weightof the bath. 3. Terminology 3.1 bleaching, n.—elimination of unwanted […]
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