中文字幕无码综合第二页_最新亚洲人成无码网站_婷婷五月亚洲中文字开心_开心激情五月天麻豆

<strike id="6j4av"><label id="6j4av"></label></strike>

Our products include pharmaceutical intermediate and fine chemical materials！

<blockquote id="yt348"><legend id="yt348"></legend></blockquote>

<strike id="yt348"></strike>

1-Amino hydatoin chloride
CAS NO:	2827-56-7
Structural formula:
Quality index:	Appearance:light yellow crystal,Melting point:190~192℃, Assay:≥98%, Moisture:≤0.5%
Packaging:	20kg double-layer plastic bag lined cardboard drum .

中文字幕无码综合第二页_最新亚洲人成无码网站_婷婷五月亚洲中文字开心_开心激情五月天 麻豆