We have entire range of syntans in our list suitable for all types of leathers.

我們有適合各種類型皮革的各式各樣的syntan粉。

We would like to introduce ourselves as one of the leading manufacturers of powder Syntans in India.

我們以作為印度領(lǐng)先的syntan粉加工制造商向您引薦自己人人人摸人人操。

Through orthogonal test, chrome-free tanning technology of goatskin shoe upper leather with chrome-free tanning agents such as modified glutaraldehyde,modified vegetable tannin and syntans was studied.

采用改性戊二醛欧美一级情欲视频在线播放不、改性栲膠、合成鞣劑等無鉻鞣劑国产成人动作片福利姬在线播放，通過正交試驗欧美大黄8岁进入内射，優(yōu)化出了多種鞣劑結(jié)合鞣制山羊鞋面革的無鉻鞣制工藝。