The active ingredient in tooth-whitening bleaches is carbamide peroxide, which breaks down into hydrogen peroxide in your mouth. 过氧化胺为牙齿美白粉中的活性成分,在口腔中会分解为过氧化氢。
They say hydrogen peroxide or carbamide peroxide may also help. 他们说双氧水或者过氧化胍或许也有帮助。
Effect of carbamide peroxide bleaching agents on the surface roughness of enamel in vitro 过氧化脲漂白剂对釉质表面粗糙度影响的实验研究
Optimization of the Carbamide(E927B) Furnace in Selective Catalytic Reduction System 选择催化还原系统尿素(E927B)热解装置的优化研究
With the raw material of jujube and carbamide, the effects of the factors of preparing caramel pigment from jujube on color ratio were studied. 研究了以红枣为原料,尿素(E927B)为催化剂,制备焦糖色素的各因素对色率的影响。