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三苯基氯化锡参数
产品质量指标:
A.外 观: 白色粉状结晶
B.含 量: ≥96%
C.比 重: 1.05—1.15
D.熔 点: ≥ 9...
造纸用荧光增白剂vbl的主要应用 造纸荧光增白剂VBL
分子式:C36H34N12O8S2Na2
分子量:872.84(按1991年国际相对原子质量)
紫外吸收...
The introduction of reactive dye... (1) high fixation rate of environment-friendly reactive dyes At present, the domestic high reactive...
The introduction of new green dy... According to the requirements of ecological textile, and disable since 118 kinds of dyes, environme...
The introduction of direct dyes In disabled dye direct dye majority, therefore, in recent years, the development of environment-fri...
Physical & chemical properties: ... Physical & chemical properties: white and odorless powder, melting point of 118-120℃, water ins...