Сера Желтый-коричневый 5G

Sulfur Yellow-brown 5G 1. Physicochemical Property: Red-brown powder. Water insoluble. Soluble in sodium sulfide solution, show brown. Slight soluble in concentrated sulfuric acid, show dark brown. Dyes slightly change in kalinous rongalite solution. Show light yellow in sodium hypochlorite solution. Turn yellow in concentrated sulfuric acid. 2. Quality Standards Index name Index Appearance Dark-brown powderColour Similar Intensity100±3 to standard productsMoisture content %≤5% Impurities insoluble in Na2S %≤1.5% Freevulcanization content %≤7.5% Fineness (residue through thesieve of 60μm), %:≤5% Fastness dyes on cotton fabricStandard compliant3. Package: 40kg Woven bag with plastic bag underneath. 4. Used for cotton, jute, viscose and vinylon & cotton blend’s dyeing. Used for vinylon’s dyeing, can get deeper colur than cotton’s dyeing. Also used for paper and leather’s dyeing. This product is the main dyes of corduroy fabric. Mix with Sulphur red-brown B3R and Sulphur blue BN, we can get camel, brown, straw yellow and gray ect. 5. Application performance SunlightSoap washingIn waterIn perspirationIroningRubbingColourfadedTransferofcolourColourfadedTransferOfcolourColour faded Transfer of colourDry Wet 33-44-5453-4544-52-3