12至16末成年毛片高清,国产亚洲欧美ai在线看片,国产日韩在线亚洲字幕中文,女人18毛片水真多免费播放,欧美xxxx黑人又粗又长,亚洲综合日韩欧美一区二区三,日韩操穴

倍合德華強(連云港)醫(yī)藥化工科技有限公司
Beihede Huaqiang (Lianyungang)

中文

People oriented, science and technology first, and win-win cooperation

Product name	Polyaluminium Chloride
Alias	basic aluminum chloride; aluminum polychloride; aluminum hydroxychloride; PAC
CAS RN	1327-41-9;101707-17-9;11097-68-0;114442-10-3
EINECS No.	215-477-2
Molecular formula	Al₂Cl(OH)₅
Molecular weight	174.45

Last one： Hydrazine sulfate Next one：Sodium p-tolylsulfin