19.12.17

Something about Solvent black 34

Posted in General | 11:24

A solvent dye is a dye which is soluble in an organic solvent and is commonly introduced in the form of a solution in an organic solvent. Definition along the lines of color of dye, aromatic compounds, and can ionize. Solvent black 34(C32H18CrN6O8.H) is dark yellow powderwhich is slightly soluble in water, and soluble in ethylene glycol ether, DMF, ethanol and other organic solvents. It is well-known that Solvent black 34 is mainly used for pigskin, cowhide and sheepskin, natural leather and curtains of spray finishing, especially suitable for aniline leather spray coloring. TongShun Chemical Co, Ltd, set up in 2008, is a modern enterprise manufacturing solvent dyes, fluorescent pigments dyes and dyestuff intermediates. Currently, our products are exported to dozens of countries abroad. Our solvent dyes and pigments are widely used in plastic, fiber masterbatch, paint, printing ink, etc.; most of our products comply with relative EU legislation in regard to heavy metal and aromatic amine. Quality and innovation are what we guarantee to achieve customers’satisfactions. Contact us TongShun Chemical Co.,Ltd Tel: 0086 25 52397805 Fax: 0086 25 68650010 P.C.: 211100 Email: info@solvent dye.com Web: www.solvent dye.com Twitter: solventdye01
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08.12.17

Effects of Indicating silica gel

Posted in General | 09:55

Silica Gel is a high-activity absorbent which is the result usually through chemical reacting between Sodium Silicate and sulfuric acid and aging, sour bathing and over physical process. Indicating silica gel is very similar with normal silica gel beads, but it is chemically inert and the color-changing ability to indicate the amount of moisture it already absorbed. It has a stable chemical property and never reacts with any substance except the alkali and hydrofluoric acid. Indicating silica gel is widely used to controlling humidity and preventing dampness of products. Fenglong Chemical Co., Ltd is a professional SILICA GEL supplier. Our silica gel manufacturing plant is located in Maanshan with manufacturing capacity of more than 500-MT silica gel per year. We are manufacturing Indicating silica gel & Non-Indicating type of SILICA GEL in all grades such as blue silica gel, orange silica gel and basic silica gel such as type A silica gel , type B silic gel ,type C silica gel and another special silica gel Column chromatography silica gel. Contact us: Nanjing Fenglong Chemical Co., Ltd Add: Jiangning Area, Nanjing City, China Tel: 0086-25-52397808 Fax: 0086-25-68650010 P.C.: 211100 E-mail: info@silicon-gel-china.com or 812985219@qq.com Website: www.silicon-gel-china.com
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