TECHNICAL DATA SHEET Product name: ACID BLACK 1 CRUDECAS NO.: 1064-48-8C.I.: 20470EINECS: 213-903-1Chemical formula: C22H16N6O9S2.2NaMolecular structure: Appearance: Shade: Strength: Odor: Specific gravity: PH value:Solubility:  Moisture/%: Insoluble matter in water /%: Light fastness: Washing fastness(40°С) Rubbing fastness: Sublimation fastness (180°С 30sec): Perspiration fastness: Black powder Similar to the standard Similar to the standard Weak odor   Not testedNot tested Soluble in water  <7.0 <0.5 5-6 4-5 Dry: 4  Wet: 2-3 4-5 4Performance and features:  The product is mainly used for dyeing nylon,Website: www.ur-brand.net www.ur-brand.net www.ur-brand.nethttp://www.dcccolor.com, wool, polyester and acetate fiber; it also can be used in hair colors.