M 2-巯基骈咪唑 2-mercapto-benzimidazole 产品简介 Cas:583-39-1 分子式:C7H6SN2 分子量:150.2 含 量:98% 性 状:白色粉末 镀液含量:0.0006~0.001g/L 消 耗 量:0.01~0.05g/KAH 熔点:301-305℃ 沸点:270.6°Cat760mmHg 折射率:1.714 闪光点:> 250 oC 作用与机理 1. 可在宽广的温度范围内镀出整平性较佳和韧性良好的全光亮镀层,是良 好的光亮剂和整平剂; 2. 可以扩大镀层的光亮范围,还可以使N的作用发挥到极限度; 3. 电镀中间体M含量过低时镀层的光亮度,整平性均会下降,低区也不光亮; 4. 电镀中间体M含量过高时,镀层表面会产生细麻砂状,甚至产生橘皮状或烧焦,低 区镀层厚度也会下降,此时可少量加入P或SP来调节或电解处理。 包装及存放 包 装:25KG纸板桶/牛皮纸袋 存 放:本品属非危险品,应存放在阴凉干燥处。 M(2-mercapto-benzimidazole) CAS:583-39-1 Trade name:M Chemical name:2-mercapto-benzimidazole Molecular formula:C7H6SN2 Assay:95% Appearance:White crystal melting point:303-304°C Usage:0.6-1.0mg/l Application: It is soluble in alkaline solution and used as brightener for copper plating, which can brighten and level the deposit. In addition, It can improve working current density.It is often combined with N,SPS.