GB 1886.357-2022 Translated English of Chinese Standard (GB 1886.357-2022, GB1886.357-2022): National food safety standard - Food additive - Pigment blue
https://www.chinesestandard.net, 9 сент. 2022 г. - Всего страниц: 12
This standard is applicable to the food additive - pigment blue, which is made from food additive pigment blue and aluminum salt as raw materials, through color lake.
absolute difference absorbance value according to formula Add 5 mL ammonium acetate solution arithmetic mean boiled and cooled carbon dioxide gas cooled to room core crucible G4 Cuvette determination results retaining dichromate standard titration dioxide gas flow Ferrous ammonium sulfate Figure A.1 Food additive freshly boiled g of specimen GB/T glass sand core grams g Heat hydrochloric acid insoluble Hydrochloric acid solution independent determinations Inspection methods Instruments and equipment mass fraction maximum absorption wavelength mL of sulfuric mL of water MODIFY the index mol/L Molecular formula obtained under repeated parallel determination results Physical-chemical indicators pigment blue content protection of carbon Reagents and materials relative molecular mass repeated conditions Result calculation results are based retaining one decimal sand core crucible Sensory requirements Shake Sodium hydrogen tartrate specimen solution Spectrophotometer standard titration solution sulfuric acid solution titanium trichloride standard trichloride standard solution trichloride standard titration unless otherwise specified water bath Weigh about 0.1