This paper describes a new technology for production of rongalite based on sodium pyrosulfite reduced by zinc powder and reacted with formaldehyde.

斜焦亚硫酸钠为原料,经锌粉还原与甲醛加成反应,生产次硫酸氢钠甲醛的新工艺。

Some physico-chemistry properties of ultrafine zinc dust produced by the process of melting vapourizing shock-cooling of metallic zinc are measured.

金属锌加热熔化、蒸发、骤冷工艺制备超细锌粉,对产品的部分理化性能进行。

The performance of zinc dust paint manufactured by partially ferrophosphorus - substituted zinc dust were introduced.

重介绍磷铁粉取代部分锌粉制备锌粉漆的特性,并给出3类锌粉漆的参考配方。