Zhengzhou Welcom Tech. Co., Ltd

Properties:White powder (granule). Density is 1.41. Soluble in 1% NaOH solution, CS2, benzene, chloroform, slightly soluble in alcohol, insoluble in g

Properties:Grey white powder. Specific gravity: 1.26--1.32, Soluble in ethanol, carbon tetrachloride, acetone, benzene, carbon disulfate, chloroform;

Properties:White powder (granule). No taste, no poison. Density is1.66. Soluble in lower concentration alkali, CS2, benzene, acetone and CH2Cl2, partl

Properties:Yellow or brown powder, specific gravity: 1.44, soluble in tetrahydrofuran and heat propanone, insoluble in petroleum ether, chloroform, be

Properties:White powder(Granule). Specific gravity: 1.25--1.35. Soluble in acetone, benzene, toluol, diethyl ether, ethyl acetate, hot CCl4and hot alc

Properties:White powder. Little bitter. Density is 2.00. Soluble in alcohol, lightly soluble in water. No pollution to final products. Stabilization s

Properties:Light yellow powder or granudes, micro foul, bitter.non-toxic.The density is 1.42-1.52, the melting point is above 170C, Solube in ethyl ac