Сера светло-желтый краситель ГК

Sulphur Light Yellow GC 1. Physicalchemical Property:Yellow-brown powder. Water insoluble. Soluble in sodium sulfide solution, show brown-yellow, partial dissolution in Sulfuric acid. Can get yellow sediment after diluted. Dyes’ colour slightly change in kalinous rongalite solution. And fade in sodium hypochlorite solution. Turn dark orange in concentrated sulfuric acid. 2.Quality Standards Index name Index Appearance Yellow-brwn powderColour Similar Intensity100+3 to standard productsMoisture content %≤5% Impurities insoluble in Na2S %≤2% Fineness (residue through thesieve of 60μm), %:≤5% Fastness dyes on cotton fabricStandard compliant3. Package: 40kg Woven bag with plastic bag underneath. 4. Uses: Used for cotton, jute, viscose, blend fabric and vinylon’s dyeing. Mainly used for getting straw-green, beige, turmeric, yellow-brown, dark brown, dark green and dark gray ect. 5.Application performance SunlightSoap washingIn waterIn perspirationIroningRubbingColourfadedTransferofcolourColourfadedTransferOfcolourColour faded Transfer of colourDry Wet 3-43-434-55454-54-53 Sulphur Light Yellow GC