SQ

We had a modern gardenesque factory about 28000 sq. at present, we hold a series of advanced equipments for toothpaste manufacture.

本公司拥有28000多平米的大型园林式现代厂房，多套现代化先进一体式制膏设备。

A kind of monosubstituted squaric amide ——mono carbamoyl amide of squaric acid 3(MCASAQ) was prepared by the condensation of squaric acid (SQ) with urea or its derivatives in water.

以水为介,与及物顺利发脱水缩合,合成了一类单酰胺化合物——氨甲酰类氮氧3。