亚洲无码高清在线免费观看,无码专区人妻系列日韩精品,中文字幕久久精品无码一区二区

Products

1,4-dihydroxy anthraquinone(refined product)

Product name	1,4-dihydroxy anthraquinone(refined product)
CAS NO.	81-64-1
Structural formula
Molecular formula	C₁₄H₈O₄
Molecular weight	240.22
quality index	Appearance: orange powder Melting point: 198℃ Assay: ≥99% Toluene insoluble matter: ≤0.2% Ash: ≤0.2% Moisture: ≤0.5%
uses	mainly used to produce acid green 25.27, mordant gray 13S, disperse blue 60SGL, blue 5K, blue 36, fat green 601.

Order Back

欧美脚交精品一区二区三区四区|欧美日韩国产综合在线观看|久久久亚洲春色AV无码|国产av无码综合一区