拉披达唑儿黑与活性染料一同印花,工艺较简单,全国各印染厂广泛使用。在拉披达唑儿黑印花色浆中。使用有毒物质中性红矾作氧化剂,铬化物常以各种形式危害工人健康。其中六价铬毒性最强,三价铬次之,它们可以通过消化道、呼吸道、 皮肤和粘膜进入人体,造成体内积蓄,引起中毒和各 La pandazolan black and reactive dyes together with printing, the process is simple, widely used in various printing and dyeing plants nationwide. La pandagola black printing paste. The use of toxic neutral red alum as an oxidizer, chromium compounds often endanger the health of workers in various forms. Among them, hexavalent chromium is most toxic and trivalent chromium is the second, and they can enter the human body through the digestive tract, respiratory tract, skin and mucous membrane, causing accumulation in the body, causing poisoning and